About FullStack
FullStack is the most transparent IT talent network, connecting highly skilled individuals with top general companies and Silicon Valley startups for remote, on-demand projects. We focus on building a trusted, high-performance network where talent can thrive in a positive, respectful, and supportive environment. By prioritizing transparency, fair opportunities, and professional growth, we empower our engineers to deliver their best work while collaborating with innovative teams worldwide.
We’re Most Proud Of
- Offering life-changing opportunities for talented software professionals across the Americas.
- Enhancing highly-skilled software development teams of hundreds of the world’s greatest companies.
- Our 4.2-star rating on GlassDoor.
- Our client Net Promoter Score of 68, twice the industry average.
The Opportunity
Join our talent network and connect with U.S. clients for flexible, project-based development work as a Senior Backend Engineer Tech Lead (3-4 month long).
- You will integrate directly into our client's team and work alongside their existing designers and engineers on a daily basis.
What We're Looking For
- 6+ years of professional software engineering experience.
- 2+ years of experience in technical leadership influencing architecture and engineering direction.
- Advanced English is required.
- Successful completion of a four-year college degree is required.
- Expertise in Node.js and TypeScript.
- Track record of architecting Backend-for-Frontend (BFF) systems and robust API middleware specialized for mobile platforms.
- Demonstrated experience working with AWS cloud services (specifically EC2, ECS, Lambda, ElastiCache, S3, and CloudFront).
- Solid background in MongoDB and optimizing backend deployment pipelines.
- Experienced with Salesforce OCAPI/API, CMS-driven content management, and mobile-specific third-party integrations.
- Strong history of designing and securing scalable microservices and event-driven architectures for h