WFH Full-Stack Engineer

Job Overview:

This role requires a hands-on Staff or Principal Full-Stack Engineer to step in and take long-term technical ownership of an established, near-production web application. Rather than building a greenfield MVP, you will focus on the final stages of production hardening—including performance, security, reliability, and accessibility—while actively writing, testing, deploying, and maintaining code to protect and advance the existing system safely.

Schedule: Remote, Full Time | Mon-Fri 8am-5pm EST

Responsibilities:

Full-Stack Engineering

• Learn and understand the existing application architecture
• Personally write, debug, review, test, and deploy production code
• Own frontend, backend, and database engineering
• Build and maintain APIs and third-party integrations
• Maintain application performance, accessibility, and reliability

Database & Data

• Own PostgreSQL/Supabase data architecture and integrity
• Design and safely execute database migrations
• Maintain data models and relationships
• Ensure appropriate backup and recovery practices

Security

• Own authentication and authorization
• Manage permissions and least-privilege access
• Protect credentials, secrets, and sensitive data
• Maintain secure production access
• Support MFA, audit logging, and secure development practices

Deployment & Infrastructure

• Own production deployments, releases, and rollback processes
• Maintain CI/CD pipelines
• Maintain staging and production separation
• Monitor application health and infrastructure
• Diagnose and resolve production incidents
• Maintain logging, monitoring, and alerts

Testing & Quality

• Maintain unit, integration, and end-to-end testing
• Use automated testing to protect production releases
• Identify and resolve reliability and performance issues
• Properly validate changes before deployment

Technical Ownership

• Preserve established product and business logic
• Improve technical debt without unnecessarily rewriting working systems
• Maintain technical and operational documentation
• Evaluate architectural decisions carefully
• Eventually help recruit, mentor, and lead additional engineers as the company grows

Critical Requirement:

The candidate must have personally operated and owned a real production application.

Technology Stack, the current application includes: React, TypeScript, TanStack Start / TanStack Router, PostgreSQL, Supabase Database, Auth & Storage, Cloudflare / Serverless Architecture, Tailwind CSS, GitHub / CI/CD, Bun / Vite, Vitest, Playwright / Browser E2E Testing, Sentry / Monitoring, Mapping & Geospatial Integrations, Third-Party APIs, Scheduled / Background Processes.

You do not need experience with every technology listed. Strong engineering fundamentals and the ability to learn quickly are more important than exact technology matching.

Requirements:

• 8+ years of professional software engineering experience preferred
• Strong React and TypeScript experience
• Strong full-stack JavaScript/TypeScript development
• Strong PostgreSQL/SQL and data modeling
• Production authentication and authorization experience
• Database migration experience
• Cloud/serverless experience
• Git/GitHub and CI/CD experience
• Unit, integration, and E2E testing experience
• Production deployment and rollback experience
• Monitoring and observability experience
• Production incident-response experience
• Security and secrets-management experience
• Strong debugging across frontend, backend, database, and infrastructure
• Strong written and spoken English
• Full-time, long-term availability
• You should be comfortable using tools such as: ChatGPT, Claude, Codex, Cursor, Similar AI coding tools. AI should be used to accelerate development, research, debugging, testing, and productivity.
• You should be comfortable with NDA and confidentiality requirements, Intellectual property/work-product assignment, Individual user accounts, MFA, Least-privilege permissions, Audit logging, Controlled production access, Secure credential and secrets management.

Independent Contractor Perks:

• Health Insurance
• Immediate hiring
• Permanent work from home

Note:

Please click the "Apply" button to complete your application, including the assessment questions, technical check, and voice recording. Your hourly pay rate will be established based on your performance in the application process; submissions with all requirements fulfilled will receive priority review.

Important Disclaimer:

BruntWork never charges fees for applying or any part of the hiring process—it is 100% free. If you are ever asked for payment, please stop and report it immediately to us through the ‘Contact Us’ form on our official BruntWork website.