MD
Full Stack Developer
Mastech Digital
New York · On-site Full-time Mid Level Today
About the role
We’re looking for a skilled Full Stack Developer to build scalable applications, modern APIs, and AI-powered features. If you enjoy working across backend, frontend, and cloud with the latest technologies, this role is for you.
What You’ll Do
- Build and maintain REST APIs using Node.js and Express
- Develop CRUD operations and manage data in MongoDB / Cosmos DB
- Create serverless solutions using Azure Functions
- Integrate AI/ML services (e.g., OpenAI APIs) to enhance application capabilities
- Consume and integrate external APIs (JSON/Excel) using Axios
- Write efficient and optimized backend logic and database queries
- Develop responsive UI components using React
- Collaborate with UX designers to implement user-friendly interfaces
- Improve performance using WebSockets and Web Workers
- Ensure code quality, security, and best practices
What We’re Looking For
- 5–10 years of experience in Full Stack Development
- Strong experience with JavaScript (ES6+), Node.js, and React
- Hands-on with MongoDB / Cosmos DB
- Experience building and consuming APIs
- Familiarity with Azure ecosystem and serverless architecture
- Experience with AI integrations / Generative AI / LLMs
- Knowledge of prompt engineering is a plus
- Experience with libraries/tools like Axios, Express, Material UI
- Understanding of WebSockets, Web Workers, and performance optimization
- Strong problem-solving skills and team collaboration mindset
Tech Stack
Node.js | React | MongoDB | Azure | Express | Axios | Material UI | WebSockets | AI/LLMs
Nice to Have
- Experience with Excel data handling (XLSX)
- Familiarity with Webpack
- Exposure to NLP, search, or intelligent data extraction
Why Join Us?
- Work on cutting-edge AI-powered applications
- Opportunity to build scalable cloud-based systems
- Collaborative and innovation-driven environment
Skills
AIAxiosAzureAzure FunctionsCosmos DBExpressJavaScriptLLMsMaterial UIMongoDBNode.jsOpenAI APIsReactServerlessWeb WorkersWebSockets
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