Backend Developer — Node.js / Express
fastbuck llc / secret world appRole Overview
fastbuck llc / secret world app is hiring a mid-level Backend Developer — Node.js / Express. This is a full-time hybrid role, based in New York. Part of fastbuck llc / secret world app's Backend hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
Resume Keywords to Include
Make sure these keywords appear in your resume to improve ATS scoring
Job Description
We're looking for a mid-level backend developer to join our team and take ownership of an existing production app. You'll be building new features, not starting from scratch.
What You'll Do
Build and ship new features on an existing Node.js/Express backend
Work with MongoDB (Mongoose) for data modeling and queries
Maintain real-time features using Socket.io
Handle file uploads and AWS S3 storage
Work with JWT auth, rate limiting, and security best practices
Use Node-cron for scheduled tasks and Axios for third-party API integrations
Keep things running cleanly with PM2 in production
What You Bring
2–4 years with Node.js and Express.js
Solid MongoDB/Mongoose experience
Comfortable reading and extending existing codebases
Experience with Socket.io or real-time systems
Familiar with AWS S3, Multer, Nodemailer
Tools: PM2, Swagger, Joi, Nodemon
Nice to Have
Experience with JWT-based auth systems
Exposure to AI/LLM API integrations (Claude, OpenAI, etc.)
Pay: From $50,000.00 per year
Work Location: Hybrid remote in Brooklyn, NY 11204
Frequently Asked Questions
How do I apply for the Backend Developer — Node.js / Express position at fastbuck llc / secret world app?
Use the Apply button above to submit your application directly to fastbuck llc / secret world app. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Is the Backend Developer — Node.js / Express role at fastbuck llc / secret world app remote or in-office?
This is a hybrid role based in New York. Expect a mix of in-office and remote days, with the specific cadence set by the hiring manager.
What does a Backend Developer — Node.js / Express at fastbuck llc / secret world app earn?
fastbuck llc / secret world app has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Backend Developer — Node.js / Express role at fastbuck llc / secret world app posted?
This role was posted on April 30, 2026 (50 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
AI-powered job search
Get every job scored to your resume
Upload your resume and get jobs ranked, your resume tailored, and employee contacts found automatically.
Get Started FreeNo credit card to start