End-to-End Full-Stack Engineer — React/TS & APIs

Peregrine Advisors LLC; Washington (District of Columbia); On-site; USD 110,000 - 150,000; Full time

Job summary

OPEN Data Jobs is seeking a full-stack developer to own end-to-end features across the browser, API, and data layers. You’ll decide where logic belongs, keep contracts aligned, and collaborate with specialists for architecture, security, and platform concerns.

You’ll build across React interfaces, back-end services, APIs, and relational data, ensuring test coverage, robust validation, and secure coding practices while maintaining clear boundaries and operational accountability.

Qualifications

• Hands-on experience with React and TypeScript or JavaScript plus at least one modern back-end language and framework.
• Ability to design and integrate HTTP APIs, application logic, relational schemas, SQL, and browser state.
• Understanding of authentication, authorization, validation, transactions, accessibility, secure coding, and error handling.
• Experience with automated tests, version control, code review, delivery pipelines, and production diagnostics.
• Judgment about layer boundaries, service contracts, migration safety, maintainability, and when specialist review is required.

Responsibilities

• Deliver end-to-end features spanning React interfaces, back-end services, APIs, and relational data.
• Design and maintain typed client and service contracts, validation rules, authentication flows, and authorization checks.
• Perform schema migrations, queries, service logic, and manage component state and accessible interactions.
• Create automated tests across unit, component, integration, contract, and browser layers.
• Implement delivery automation, diagnostic logging, metrics, traces, and runbooks for owned features.

Skills

React

TypeScript

JavaScript

Job description

OPEN Data Jobs is seeking a full-stack developer to own end-to-end features across the browser, API, and data layers. You’ll decide where logic belongs, keep contracts aligned, and collaborate with specialists for architecture, security, and platform concerns.

You’ll build across React interfaces, back-end services, APIs, and relational data, ensuring test coverage, robust validation, and secure coding practices while maintaining clear boundaries and operational accountability.