Full-Stack Engineer: React/TypeScript & APIs

Jobtailor; Washington (District of Columbia); On-site; USD 120,000 - 150,000; Full time

Job summary

Jobtailor is seeking a software engineer to deliver end-to-end features across browser, service, and data layers. You will build React interfaces, back-end services, APIs, and relational data features, while implementing typed client and service contracts, validation, authentication, and authorization.

You will create schema migrations, queries, and production diagnostics, develop automated tests across unit to browser layers, and collaborate with front-end, back-end, data, security, QA, and

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.
• Openings may require Node.js, Python, a cloud platform, GraphQL, REST, serverless services, containerized workloads, or a particular database and delivery stack.
• AI-enabled openings may require connecting an approved model service to an accessible interface, retrieval or application data, feedback capture, and production observability

Responsibilities

• Deliver coherent end-to-end features across browser, service, and data layers
• Build React interfaces, back-end services, APIs, and relational data features
• Implement typed client and service contracts, validation, authentication, and authorization
• Create schema migrations, queries, service logic, component state, and accessible interactions
• Develop automated tests across unit, component, integration, contract, and browser layers
• Maintain delivery automation, diagnostic logging, metrics, traces, and runbooks
• Diagnose issues across the browser, network contracts, service logic, queries, and deployment configuration
• Coordinate with front-end, back-end, data, security, quality, and operations partners
• Connect approved AI model services to accessible interfaces, application data, feedback capture, and production observability when required

Skills

React Development

TypeScript/JavaScript

HTTP API Design

Automated Testing

Authentication and Authorization

Tools

Node.js

Python

GraphQL

REST

SQL

Job description

Jobtailor is seeking a software engineer to deliver end-to-end features across browser, service, and data layers. You will build React interfaces, back-end services, APIs, and relational data features, while implementing typed client and service contracts, validation, authentication, and authorization.

You will create schema migrations, queries, and production diagnostics, develop automated tests across unit to browser layers, and collaborate with front-end, back-end, data, security, QA, and