Full Stack Developer

ProMonkey Technologies LLP · Gurugram, Haryana · Onsite

Role

We are hiring a Full Stack Developer to build web and mobile products for our international client base.

You will work across the full lifecycle — architecture, API design, frontend, mobile and deployment — on projects for clients in the US, UK, Canada, Australia, Singapore, UAE and India. This is a hands-on delivery role with direct client exposure, not a ticket-queue position.

Location ProMonkey Technologies, Gurugram, Haryana — onsite

Experience 2 to 5 years

Compensation Open — benchmarked to capability, not to previous CTC

Apply to [email protected]

Responsibilities

- Build and ship full stack web applications — React frontends backed by Node.js and Express APIs
- Develop cross-platform mobile applications using React Native and Expo
- Design and implement REST APIs, database schemas and integrations with third-party services
- Work with both document and relational databases — MongoDB and MySQL — and choose the right one per use case
- Maintain and extend existing PHP/Laravel applications for select client accounts
- Write clean, typed, reviewable code in TypeScript and participate in peer code review
- Own features end to end: scoping with the client, building, testing, deploying and supporting
- Debug and resolve production issues across the stack, including performance and query bottlenecks
- Communicate directly with international clients on progress, blockers and technical trade-offs

Tools & technologies

Must have

AreaTechnologiesLanguagesJavaScript,

TypeScript FrontendReact, Vite, modern CSS / Tailwind, responsive UIBackendNode.js, Express, REST API designMobileReact Native with ExpoDatabasesMongoDB with Mongoose,



plus one relational database (MySQL or PostgreSQL)FundamentalsGit and pull-request workflow, authentication and authorisation patterns, async JavaScript, debugging

Valuable to have

AreaTechnologiesPHP stackLaravel, MySQL — for maintaining and extending existing client applicationsFrameworksNext.js, server-side renderingInfrastructureAWS or DigitalOcean, Docker, CI/CD via GitHub ActionsMobile releaseApp Store and Play Store submission, EAS Build, OTA updatesTestingJest, Playwright or similarIntegrationsPayment gateways, third-party APIs, webhooksAutomationn8n, ZapierAIWorking with the OpenAI or Anthropic APIs

Also valued

- Exposure to US or other international client projects — release discipline, timezone overlap, client-facing communication
- Clear written English; you will be writing updates that clients read directly

About ProMonkey ProMonkey Technologies LLP is a Top Rated agency on Upwork , founded in 2016 and headquartered in Gurugram.

- 400+ projects delivered
- 150+ clients across the US, UK, Canada, Australia, Singapore, UAE and India
- We build custom web platforms, CRMs, mobile applications, AI automation, UI/UX design and digital marketing

Small senior team. Real ownership from day one. You will see your work go live and be used, not disappear into a backlog.

How to apply

Email: [email protected] Subject line: Full Stack Developer — [Your Name]

Please include:

1. Your CV
2. A GitHub / GitLab link, or live links to applications you have built
3. One paragraph on the hardest technical problem you have solved and how you approached it

Our hiring process

1. Application review
2. Screening call — 20 minutes
3. Practical exercise — timeboxed to 2 hours
4. Technical round with the Technical Lead — 60 minutes
5. Conversation with the founder — 30 minutes
6. Decision within 48 hours of the final round

📌 Full Stack Engineer (Gurugram)
🏢 Promonkey Technologies
📍 Gurugram