We’re looking for a Senior Software Engineer with a strong backend focus and some frontend experience to help stabilize and extend an existing legacy system during a critical growth period. You’ll be working in partnership with a fast-growing technology company focused on flexible storage and logistics solutions, supporting both internal back-office tools and a marketplace mobile app. This is a hands-on role in a fast-paced, unstructured environment, where you’ll need to quickly ramp up, navigate a complex codebase, and deliver high-impact improvements.

Key Responsibilities

Design, build, and maintain backend services using Node.js and TypeScript
Work on business-critical systems, including internal tools and marketplace applications
Extend and stabilize a legacy codebase, improving reliability and performance
Develop and maintain REST or GraphQL APIs
Collaborate across teams to deliver high-impact usability and operational improvements
Contribute to frontend work when needed using Angular
Quickly self-onboard into existing systems and start delivering value
Identify issues, unblock yourself, and proactively drive solutions
Support system performance, reliability, and scalability during peak operational periods

Core Requirements

5+ years of experience in backend or full-stack engineering, with a strong backend focus
Strong proficiency in Node.js and Nest.js
Experience designing and maintaining REST or GraphQL APIs
Experience working with NoSQL databases (MongoDB preferred)
Experience with Angular (modern Angular 2+)
Proven ability to work in existing, complex codebases and self-onboard quickly
Proactive mindset with the ability to ask questions and unblock yourself
Demonstrated familiarity with AI tools (e.g. Cursor, Claude, or similar) in day-to-day work
Ability to work independently in a fast-paced environment

Nice-to-Have

Experience with React or React Native
Experience working in logistics, marketplaces, or operationally complex products
Experience with observability practices (logging, telemetry, error tracking

Why Join Interexy

Interexy is Custom Software Development company in Florida with a global community, fully believing that it’s not where your table is, but what you bring to the table that matters. We provide top-tier engineering teams to support some of the world’s most innovative companies, and we’ve built a culture where great people stay, grow, and thrive. We’re proud to be more than just a stop along the way in your career - we’re the destination.
Reference : Senior Software Engineer (Nest.JS + Angular) - Remote jobs

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