Senior Full Stack Developer

INDEX ANALYTICS LLC

21h•Hybrid

About The Position

The Sr. Full Stack Developer is responsible for designing, developing, and maintaining web applications across both front-end and back-end stacks. This role involves collaborating with cross-functional teams to understand business requirements, creating user-focused solutions, and ensuring high performance and responsiveness of applications. The developer will work on the full software development lifecycle, from conceptualization and coding to testing and deployment. The ideal candidate has strong proficiency in programming languages (e.g., JavaScript, Python), front-end frameworks (e.g., React, Angular), and back-end technologies (e.g., PostgreSQL, Redshift), with a solid understanding of DevOps tools, and version control systems (e.g., Git, etc.) and uses cloud-based services to develop applications addressing both functional and non-functional requirements.

Requirements

US citizen or lived in the US for 3 of the last 5 years.
Must be able to obtain a U.S. Federal government client badge and pass a government background investigation
Bachelor’s degree or equivalent with six (6) or more years of experience as Full Stack Developer or similar role
5+ years of experience building full-stack applications using JavaScript technologies, particularly React and Node.js.
Experience with Python and designing RESTful backend microservices
Strong proficiency in GitHub for source control, branching strategy and reviews
Strong proficiency with AWS services
Strong written and verbal communication skills are required, ability to collaborate, present, and report to stakeholders on findings.
Knowledge of Agile framework, Scrum methodologies and knowledge of tools used to support them.

Nice To Haves

Prior experience with government agencies is a plus

Responsibilities

Design, develop, and maintain a bespoke full stack data analytics platform supporting users within a government environment.
Build and enhance front-end web applications using TypeScript, React, and Next.js, delivering intuitive, performant user experiences data analytics workflows.
Implement data visualization components, including tables, charts, and dashboards, using libraries such as Plotly or D3 to present analytical results clearly and accurately.
Develop and maintain backend services and libraries that persist and execute queries against Snowflake and seamlessly serve organized data to a web-based application.
Experience building fullstack applications using modern AWS services, including Redis, DynamoDB , Lambda, S3, API Gateway etc.
Support and improve CI/CD workflows and development environments using tools such as Git, Jenkins, Node.js, and cloud-based IDEs (e.g., Coder, AWS Cloud9).
Ensure code quality, scalability, performance, and security through peer reviews, automated testing, and adherence to engineering best practices and cloud governance standards.
Write and maintain unit and component tests using Jest and React Testing Library to support regression prevention and long-term maintainability.
Work effectively within an Agile team, contributing to sprint planning, standups, backlog refinement, and retrospectives
Collaborate with other engineers to evaluate technical options and troubleshoot complex issues.
Collaborate closely with product owners, stakeholders, and cross-functional engineering teams to gather requirements, document business rules, and translate investigative and audit use cases into technical solutions.
Independently own and deliver development tasks while seeking feedback and input from teammates as needed.
Contribute to project documentation, knowledge sharing, and team communication using Jira, Confluence, and related Agile tooling in the context of a larger multiteam program.