Job Title: Senior Data Scientist

Location: Remote / Latin America

About Sezzle:

Sezzle is a cutting-edge fintech company dedicated to financially empowering the next generation. With only one in three millennials owning a credit card and the majority lacking their desired credit scores, Sezzle addresses these challenges through a payment platform that offers interest-free installment plans at online stores. By increasing consumers’ purchasing power, Sezzle drives sales and basket sizes for thousands of eCommerce merchants that it partners with.

About the Role:

We are seeking a talented and motivated Senior Data Scientist who is best in class with a high IQ plus a high EQ. This role presents an exciting opportunity to thrive in a dynamic, fast-paced environment within a rapidly growing team, with abundant prospects for career advancement. You will join our core AI/ML team and work on designing, developing, and deploying machine learning models to power and enhance our financial platform. Your responsibilities will involve building scalable machine learning solutions for personalized recommendations, dynamic collection systems, internal A.I. tools, and more, using a mix of cloud services, open-source tools, and proprietary algorithms.

What You’ll Do:

• Build machine learning-based collection systems

• Develop forecasting models to understand and predict cash flow

• Design recommender system architectures from scratch

• Utilize off-the-shelf recommender systems like AWS Personalize

• Design and conduct A/B tests to measure effectiveness

• Use PyTorch/TensorFlow to build neural network-based systems

• Deploy machine learning models in AWS

• Monitor model performance and feature drift

What We Look For:

• 5+ years of experience working as a data scientist or machine learning engineer

• Proven track record of building and deploying impactful machine learning systems

• Proficiency in SQL and Python

• Expertise in data analysis and database structures

• Experience building and deploying neural networks with TensorFlow and PyTorch

• Experience building risk models or collection systems (a plus)

• Experience building machine learning recommender systems (a plus)

• Strong academic performance with a 4.2+/5.0 GPA 

About You:

• You have relentlessly high standards - many people may think your standards are unreasonably high. You are continually raising the bar and driving those around you to deliver great results. You make sure that defects do not get sent down the line and that problems are fixed so they stay fixed.

• You’re not bound by convention - your success—and much of the fun—lies in developing new ways to do things.

• You need action - speed matters in business. Many decisions and actions are reversible and do not need extensive study. We value calculated risk-taking.

• You earn trust - you listen attentively, speak candidly, and treat others respectfully.

• You have backbone; disagree, then commit - you can respectfully challenge decisions when you disagree, even when doing so is uncomfortable or exhausting. You have conviction and are tenacious. You do not compromise for the sake of social cohesion. Once a decision is determined, you commit wholly.

• You deliver results - you focus on the key inputs and deliver them with the right quality and in a timely fashion. Despite setbacks, you rise to the occasion and never settle.

Interview Process:

1.Online Assessment (12 minutes)

2.SQL and Python Questions (30 minutes)

3.Virtual Interview (30 minutes)

Sezzle’s Technology Stack:

• Languages:Golang, Typescript, Python
• Frontend:Typescript - React and React Native
• Backend:Golang
• Database:MySQL, Postgres, Elasticsearch
• DevOps & Cloud:AWS, Kubernetes
• Version Control:Git
• CI/CD:Gitlab
• Testing:Developer-driven, focus on automated unit, integration, and end-to-end tests
• Sezzle is focused on using open source, and we build what we can before buying!

What Makes Working at Sezzle Awesome:

At Sezzle, we are more than just brilliant engineers, passionate data enthusiasts, out-of-the-box thinkers, and determined innovators. We believe in surrounding ourselves with only the best and the brightest individuals. Our culture is not defined by a certain set of perks designed to give the illusion of the traditional startup culture, but rather, it is the visible example living in every employee that we hire.

#Li-remote

Job Title: Senior Data Scientist

Location: Remote / Latin America

About Sezzle:

Sezzle is a cutting-edge fintech company dedicated to financially empowering the next generation. With only one in three millennials owning a credit card and the majority lacking their desired credit scores, Sezzle addresses these challenges through a payment platform that offers interest-free installment plans at online stores. By increasing consumers’ purchasing power, Sezzle drives sales and basket sizes for thousands of eCommerce merchants that it partners with.

About the Role:

We are seeking a talented and motivated Senior Data Scientist who is best in class with a high IQ plus a high EQ. This role presents an exciting opportunity to thrive in a dynamic, fast-paced environment within a rapidly growing team, with abundant prospects for career advancement. You will join our core AI/ML team and work on designing, developing, and deploying machine learning models to power and enhance our financial platform. Your responsibilities will involve building scalable machine learning solutions for personalized recommendations, dynamic collection systems, internal A.I. tools, and more, using a mix of cloud services, open-source tools, and proprietary algorithms.

What You’ll Do:

• Build machine learning-based collection systems

• Develop forecasting models to understand and predict cash flow

• Design recommender system architectures from scratch

• Utilize off-the-shelf recommender systems like AWS Personalize

• Design and conduct A/B tests to measure effectiveness

• Use PyTorch/TensorFlow to build neural network-based systems

• Deploy machine learning models in AWS

• Monitor model performance and feature drift

What We Look For:

• 5+ years of experience working as a data scientist or machine learning engineer

• Proven track record of building and deploying impactful machine learning systems

• Proficiency in SQL and Python

• Expertise in data analysis and database structures

• Experience building and deploying neural networks with TensorFlow and PyTorch

• Experience building risk models or collection systems (a plus)

• Experience building machine learning recommender systems (a plus)

• Strong academic performance with a 4.2+/5.0 GPA 

About You:

• You have relentlessly high standards - many people may think your standards are unreasonably high. You are continually raising the bar and driving those around you to deliver great results. You make sure that defects do not get sent down the line and that problems are fixed so they stay fixed.

• You’re not bound by convention - your success—and much of the fun—lies in developing new ways to do things.

• You need action - speed matters in business. Many decisions and actions are reversible and do not need extensive study. We value calculated risk-taking.

• You earn trust - you listen attentively, speak candidly, and treat others respectfully.

• You have backbone; disagree, then commit - you can respectfully challenge decisions when you disagree, even when doing so is uncomfortable or exhausting. You have conviction and are tenacious. You do not compromise for the sake of social cohesion. Once a decision is determined, you commit wholly.

• You deliver results - you focus on the key inputs and deliver them with the right quality and in a timely fashion. Despite setbacks, you rise to the occasion and never settle.

Interview Process:

1.Online Assessment (12 minutes)

2.SQL and Python Questions (30 minutes)

3.Virtual Interview (30 minutes)

Sezzle’s Technology Stack:

• Languages:Golang, Typescript, Python
• Frontend:Typescript - React and React Native
• Backend:Golang
• Database:MySQL, Postgres, Elasticsearch
• DevOps & Cloud:AWS, Kubernetes
• Version Control:Git
• CI/CD:Gitlab
• Testing:Developer-driven, focus on automated unit, integration, and end-to-end tests
• Sezzle is focused on using open source, and we build what we can before buying!

What Makes Working at Sezzle Awesome:

At Sezzle, we are more than just brilliant engineers, passionate data enthusiasts, out-of-the-box thinkers, and determined innovators. We believe in surrounding ourselves with only the best and the brightest individuals. Our culture is not defined by a certain set of perks designed to give the illusion of the traditional startup culture, but rather, it is the visible example living in every employee that we hire.

#Li-remote

Job Title: Senior Data Scientist

Location: Remote / Latin America

About Sezzle:

Sezzle is a cutting-edge fintech company dedicated to financially empowering the next generation. With only one in three millennials owning a credit card and the majority lacking their desired credit scores, Sezzle addresses these challenges through a payment platform that offers interest-free installment plans at online stores. By increasing consumers’ purchasing power, Sezzle drives sales and basket sizes for thousands of eCommerce merchants that it partners with.

About the Role:

We are seeking a talented and motivated Senior Data Scientist who is best in class with a high IQ plus a high EQ. This role presents an exciting opportunity to thrive in a dynamic, fast-paced environment within a rapidly growing team, with abundant prospects for career advancement. You will join our core AI/ML team and work on designing, developing, and deploying machine learning models to power and enhance our financial platform. Your responsibilities will involve building scalable machine learning solutions for personalized recommendations, dynamic collection systems, internal A.I. tools, and more, using a mix of cloud services, open-source tools, and proprietary algorithms.

What You’ll Do:

• Build machine learning-based collection systems

• Develop forecasting models to understand and predict cash flow

• Design recommender system architectures from scratch

• Utilize off-the-shelf recommender systems like AWS Personalize

• Design and conduct A/B tests to measure effectiveness

• Use PyTorch/TensorFlow to build neural network-based systems

• Deploy machine learning models in AWS

• Monitor model performance and feature drift

What We Look For:

• 5+ years of experience working as a data scientist or machine learning engineer

• Proven track record of building and deploying impactful machine learning systems

• Proficiency in SQL and Python

• Expertise in data analysis and database structures

• Experience building and deploying neural networks with TensorFlow and PyTorch

• Experience building risk models or collection systems (a plus)

• Experience building machine learning recommender systems (a plus)

• Strong academic performance with a 4.2+/5.0 GPA 

About You:

• You have relentlessly high standards - many people may think your standards are unreasonably high. You are continually raising the bar and driving those around you to deliver great results. You make sure that defects do not get sent down the line and that problems are fixed so they stay fixed.

• You’re not bound by convention - your success—and much of the fun—lies in developing new ways to do things.

• You need action - speed matters in business. Many decisions and actions are reversible and do not need extensive study. We value calculated risk-taking.

• You earn trust - you listen attentively, speak candidly, and treat others respectfully.

• You have backbone; disagree, then commit - you can respectfully challenge decisions when you disagree, even when doing so is uncomfortable or exhausting. You have conviction and are tenacious. You do not compromise for the sake of social cohesion. Once a decision is determined, you commit wholly.

• You deliver results - you focus on the key inputs and deliver them with the right quality and in a timely fashion. Despite setbacks, you rise to the occasion and never settle.

Interview Process:

1.Online Assessment (12 minutes)

2.SQL and Python Questions (30 minutes)

3.Virtual Interview (30 minutes)

Sezzle’s Technology Stack:

• Languages:Golang, Typescript, Python
• Frontend:Typescript - React and React Native
• Backend:Golang
• Database:MySQL, Postgres, Elasticsearch
• DevOps & Cloud:AWS, Kubernetes
• Version Control:Git
• CI/CD:Gitlab
• Testing:Developer-driven, focus on automated unit, integration, and end-to-end tests
• Sezzle is focused on using open source, and we build what we can before buying!

What Makes Working at Sezzle Awesome:

At Sezzle, we are more than just brilliant engineers, passionate data enthusiasts, out-of-the-box thinkers, and determined innovators. We believe in surrounding ourselves with only the best and the brightest individuals. Our culture is not defined by a certain set of perks designed to give the illusion of the traditional startup culture, but rather, it is the visible example living in every employee that we hire.

#Li-remote

The Role

At Podium, our Data Ops Engineers are the ultimate protectors of data flow, ensuring everything runs smoothly like a well-oiled machine. Think of this role as a mix of a data wizard and a system superhero, keeping our data systems fast, reliable, and ready to handle anything. You’ll be joining a team of passionate engineers who geek out over large-scale data systems and are always on the lookout for new ways to innovate. We take pride in owning tools like Elasticsearch, Kafka, RabbitMQ, and Redis, and collaborate closely with PostgreSQL engineers and the SRE team to keep things running flawlessly.

But that’s not all – you’ll also play a crucial role in supporting Podium’s efforts to build cutting-edge AI agents for local businesses. Your work will directly impact how these businesses interact with customers, using AI to transform their operations and drive growth.

What you will work on:

• Owning Elasticsearch, and jumping in on Kafka, RabbitMQ, Redis, and whatever cool data technologies come our way.
• Supporting our engineering teams with all things Elasticsearch – from index design to performance optimization.
• Rolling out new features and tackling upgrades like a pro.
• Keeping a close eye on data health with metrics, observability, and planning for the future.
• Squeezing out every drop of performance through tuning and capacity planning (we’ve got fun tools like Rally for testing).
• Automating everything with Terraform and Ansible – because who doesn’t love Infrastructure-as-Code?
• Sharing the love by evangelizing best practices with the broader engineering teams.
• Rotating on-call – because, let’s face it, data never sleeps!
• Contributing to our AI agent projects by ensuring the underlying data systems are rock-solid and scalable.

What we’re looking for:

• You’ve been around the block with data stores (3+ years of experience).
• Elasticsearch is your jam – you’ve got 2+ years of deep experience, especially on the search side (not just log ingestion). You know index design, configuration, performance tuning, and all the bells and whistles.
• You’ve handled Elasticsearch at scale, supporting search-heavy applications.
• Comfort with the open-source version of Elasticsearch – no vendor support, no problem!
• Cloud-savvy (AWS preferred), and experience automating infrastructure with tools like Terraform and Ansible.
• You thrive in fast-paced, startup environments, and you’re ready to move fast, but smart.

Bonus points if you have:

• Hands-on experience with a variety of data technologies.
• Experience building multi-regional Elasticsearch setups.
• Familiarity with CI/CD pipelines (GitLab CI is a plus).
• Worked with Kafka Streams, KSQL, and Kafka Connect.
• Dabbled in Elixir, or have experience with ES or PG vector search.

BENEFITS

• Open and transparent culture 
• Life insurance, long and short-term disability coverage
• Paid maternity and paternity leave
• Fertility Benefits
• Generous vacation time, plus three 4-day summer holiday weekends
• Excellent medical, dental, and vision benefits
• 401k Plan with competitive company matching
• Bi-annual swag drops with cool Podium gear and apparel 
• A stellar HQ (Utah) gym with local professional coaches and classes offered
• Onsite HQ (Utah) child care center, subsidized for employees
• Additional benefits for fully remote employees

Podium is an equal opportunity employer. Podium provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, national origin, sexual orientation, gender identity or expression, age, disability, genetic information, marital status or veteran status.

LivePerson (NASDAQ: LPSN) is the global leader in enterprise conversations. Hundreds of the world’s leading brands — including HSBC, Chipotle, and Virgin Media — use our award-winning Conversational Cloud platform to connect with millions of consumers. We power nearly a billion conversational interactions every month, providing a uniquely rich data set and safety tools to unlock the power of Conversational AI for better customer experiences.

At LivePerson, we foster an inclusive workplace culture that encourages meaningful connection, collaboration, and innovation. Everyone is invited to ask questions, actively seek new ways to achieve success, nd reach their full potential. We are continually looking for ways to improve our products and make things better. This means spotting opportunities, solving ambiguities, and seeking effective solutions to the problems our customers care about.

Overview 

In this role as a Software Development Engineer II - Full stack or BE, you will be a highly contributing member of a core engineering team working to build the LivePerson Voice offering expertly integrating it into the existing LivePerson offering and different contact center solutions. In this role, you will be exposed to new technologies and architectures, will work with Principal engineers and architects to design and execute new solutions. You must be a team player, motivated, ambitious and eager to grow through build and successful delivery of industry-shifting products.

You Will

• Learn new technologies and architectures, including work with LivePerson’s award winning Voice AI solution, Integrations with contact center providers like Avaya, Cisco, Amazon Connect, voice based telephony, and new product development. 
• Work with Product Management and leadership to bring your engineering experience to the table and ideate new features and functionality
• Help to create reliable, scalable, high performance software solutions deployed in a public cloud environment using the latest software, automations and testing tools available.
• Work on complex system software, is customer-centric, and feels strongly about building good software as well as making software achieve its operational goals.
• Develop Java based backend services
• If full stack, Develop UI using Vue, Angular

You Have

• 6+ years of software development experience
• 4+  Experience with programming languages: Java
• 3+ years of experience in development of Microservices, RESTful API, backend systems and successful production software systems
• Strong Object Oriented design and implementation experience, strong knowledge of web protocols, and knowledge of distributed systems architectures.
• Solid understanding of Data Structures and Algorithm Design
• Experience with one of the following: Kafka, Elasticsearch, Redis
• Experience in databases technologies like MySQL, Postgres, Firestore
• Experience with Git, Jenkins, and other Development tools
• Analytical and problem-solving skills
• Advocating and executing on automated testing strategies in all developed code and helping to ensure code quality and consistency for your team. 
• Experience working on large scale deployments and performance tuning
• Experience developing cloud software services and an understanding of design for scalability, performance and reliability
• Good to have Development experience with Unix, Docker, and Kubernetes infrastructure on GCP/GKE
• Good to have 2+ years of experience in building UI using web frameworks like Vue, Angular or other JavaScript
• Bachelor's degree in Computer Science or related field

Benefits

• Health: Medical, Dental, and Vision
• Time away: Vacation and holidays
• Development: Generous tuition reimbursement and access to internal professional development resources.
• Equal opportunity employer

Why You’ll Love Working Here

As leaders in enterprise customer conversations, we celebrate diversity, empowering our team to forge impactful conversations globally. LivePerson is a place where uniqueness is embraced, growth is constant, and everyone is empowered to create their own success. And, we're very proud to have earned recognition from Fast Company, Newsweek, and BuiltIn for being a top innovative, beloved, and remote-friendly workplace.

Belonging At LivePerson
We are proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. We also consider qualified applicants with criminal histories, consistent with applicable federal, state, and local law.

We are committed to the accessibility needs of applicants and employees. We provide reasonable accommodations to job applicants with physical or mental disabilities. Applicants with a disability who require reasonable accommodation for any part of the application or hiring process should inform their recruiting contact upon initial connection.

About the Role:

Bloomreach is solving one of the digital world’s most fundamental problems: helping people instantly find what they need when they need it. We are seeking a Senior Software Engineerto join our Search Intelligence team, who will play a crucial role in advancing our search and personalization capabilities. The team focuses on designing, building, and enhancing semantic understanding, query parsing and processing, and language modeling within the search system. Your contributions will include the development of new recall and ranking search algorithms, as well as the implementation of machine learning and LLM models to optimize the digital experience for commerce. You will be responsible for designing and architecting core components for new features, aiming to improve the performance of existing high-traffic, highly available search APIs. You will be at the forefront of developing innovative solutions to enhance search capabilities, utilizing cutting-edge technologies to ensure users can instantly access what they need. This role offers an exciting opportunity to contribute to the core of our product, applying your expertise to improve search functionalities and redefine the digital shopping experience.

What you'll do:

• Design and implement recall and ranking search algorithms, leveraging the latest LLM models to optimize the digital experience for commerce
• Build, maintain, and scale data processing pipelines for Search in an efficient and reliable way
• Partner with the Product team to understand requirements and use cases, Lead and engage cross-functional engineering teams to plan and drive end to end execution of projects
• Participate in lean and agile development process in an automation- and monitoring-driven environment, from planning, scoping, estimation all the way to optimization, maintenance, and support
• Acquire proficiency and apply GenAI/LLM technologies to enhance search relevance, ultimately boosting revenue for Bloomreach customers
• Steward an extremely high bar of technical excellence for the company to drive innovation in the search and personalization space

What you'll need:

• Bachelor's or Master's degree in Computer Science or related fields.
• 4+ years of hands-on experience in Java or another object-oriented language, working with cloud providers (AWS, GCP) and building enterprise software products.
• Experience with open source search engines (Solr, ElasticSearch) as well as big data and large-scale data processing technologies (Hadoop, Spark, Kafka).
• Proven track record in developing and maintaining distributed systems at scale in a production environment.
• Extensive background in data structures and algorithms with strong software architecture skills.
• Familiarity with the machine learning algorithms and tools, and keen interest for staying up-to-date with the latest advancements in search/GenAI/LLM  technologies, and related fields.
• Experience working with Data Science teams to implement ML models in real-time serving is a plus.
• Startup experience in a fast-paced growth company is highly desirable but not required.

Excited? Join us and transform the future of commerce experiences.

The base salary range for this position is $135,000-$185,000. The pay range actually offered will take into account a variety of potential factors considered in compensation, including but not limited to skills, qualifications, geographic location, accomplishments, experience, credentials, internal equity and business needs, and may vary from the range listed above.

Regional benefits:

• Health care including medical, dental, and vision insurance
• 401k plan with employer contribution

• At least 3 years of experience in software development 
• Solid C# skills 
• Frontend experience with any JS framework - ideally React but others like Angular or Vue are ok
• You are atrue fullstack: frontend is part of your job, as much as backend!
• Your projects are beautifully designed and cleanly written
• You are dynamic, curious and eager to learn, always looking to expand your fields of expertise
• You are proactive and take ownershipof your work
• You want your work to have an impact: rather than a cog, you see yourself as the engine
• Fluency in English

• 30-minute video interview with our Talent Acquisition Specialist
• 30-minute video interview with the Hiring Manager
• 2x 1-hour technical interviews, one with a Backend dev and one with a Frontend dev
• 30-minute final interview with the another Eng leader

#LI-RH1#LI-HYBRID 

Your impact

• Create a direct impact in the world by helping Handshake to democratize the opportunity for our millions of students
• Work in an impressive innovative environment with many growth and career development opportunities.
• Grow and scale a team, hiring top talent focusing on DEI
• Help to define our culture and processes, not only as a team but also as an organization

Your role

• Build, lead, and successfully develop a team of software engineers from all levels; defining their career development plans, setting specific goals, and motivating them to achieve results as part of their growth
• Foster and develop strong consumer habits, building high quality products through iterative approaches, along with building strong hypotheses and experimentation
• Successfully manage performance; mentoring and coaching software engineers, supporting both high and underperforming individuals
• Partner closely with key stakeholders across Handshake, including Design, Product Management, and strategic business partners to define clear, ambitious, attainable, metric-oriented goals for their team
• Guide technical decisions and provide technical coaching, helping tech leads to define and prioritize engineering roadmap
• Lead with empathy as you help us nurture a culture of growth, inclusion, and belonging

Your experience

• Build, lead, and develop successfully a team of software engineers from all levels (from junior to senior) defining their career development plans, setting specific goals, and motivating them to achieve results as part of their growth
• Works cross-functionally to define, drive and track product-level success
• 4+ years experience managing a technical team, 5+ years in technical leadership roles, 8+ years in software engineering
• Demonstrated experience working with or across other engineering teams to ship features or technical improvements
• Experience working as an, and managing, Full-Stack engineer(s), with either web or mobile clients
• Experience working with any or all of: Ruby/Rails, Go, Python, Javascript/React, and Swift/SwiftUI
• Experience working with any or all of: ElasticSearch, Redis, PostgresQL, SideKiq, and GCP Pub/Sub, DataFlow, and Spanner

Compensation range

• $222,500 - $250,000/year

Want to learn more about what it's like to work at Handshake?Check out these interviews from our team members!