Full Stack Developer

CYBERVAULT INNOVATIONS AND TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

CYBERVAULT INNOVATIONS AND TECHNOLOGIES PTE. LTD. in Singapore is seeking a seasoned Full-Stack Developer with strong React.js and Python expertise to build AI-enabled enterprise web applications.

You will design, develop, and integrate scalable solutions across frontend, backend, and AI features, collaborating with product, QA, and DevOps teams. You will drive the full development lifecycle—from requirements analysis to deployment and production support—while applying Generative AI and AI

Qualifications

• 7-10 years of software development experience.
• Strong hands-on experience in React.js and Python.
• Experience with AI-enabled development practices and tools.

Responsibilities

• Design and develop scalable, secure web applications using React.js and Python.
• Build reusable frontend components and integrate with backend services.
• Develop REST APIs and microservices in Python frameworks.
• Integrate APIs between frontend, backend, and external systems.
• Work with relational and NoSQL databases to optimize performance.
• Implement authentication, authorization, logging, monitoring and error handling.
• Participate in code reviews and ensure coding standards are met.

Skills

React.js

Python

JavaScript

TypeScript

REST APIs

Microservices

CI/CD

AI tools

AI-assisted development

Unit testing

Education

Bachelor's or Master's in CS/IT

Tools

Git

Docker

Kubernetes

AWS/Azure/GCP

FastAPI/Flask/Django

Postman

PyTest/Jest

LangChain

Job description

Full-Stack Developer - React.js, Python & AI-Enabled Development Experience

7-10 years of software development experience, with strong hands-on experience in React.js and Python.

Role Overview

We are looking for a highly skilled Full-Stack Developer with strong expertise in React.js, Python and modern AI-enabled software development practices. The ideal candidate will be responsible for designing, developing, integrating and maintaining scalable web applications while leveraging Generative AI, AI coding assistants and modern developer productivity tools to accelerate software delivery and improve engineering quality. The role requires someone who can work across the full development lifecycle—from requirements analysis and solution design through development, testing, deployment and production support.

Key Responsibilities Full-Stack Development

• Design and develop scalable, secure and high-performance web applications using React.js and Python.
• Build reusable, maintainable and well-tested frontend components using React.js.
• Develop backend services, REST APIs and microservices using Python frameworks such as FastAPI, Flask or Django.
• Design and integrate APIs between frontend, backend and external systems.
• Work with relational and NoSQL databases and optimize application performance.
• Implement authentication, authorization, logging, monitoring and error handling.
• Participate in code reviews and ensure adherence to engineering standards.

AI-Enabled Development

• Use Generative AI and AI-powered development tools such as GitHub Copilot, Claude, ChatGPT or equivalent tools to improve development productivity.
• Apply AI-assisted coding for code generation, refactoring, debugging, test generation and documentation.
• Use AI tools effectively across the SDLC while maintaining code quality, security and maintainability.
• Explore and implement AI-powered features within applications where appropriate.
• Develop integrations with LLMs and AI APIs such as OpenAI, Anthropic or equivalent platforms.
• Experience with prompt engineering, Retrieval-Augmented Generation (RAG), embeddings and vector databases will be an advantage.
• Evaluate AI-generated code and ensure appropriate human review, testing and security validation.

Engineering & Delivery

• Translate business requirements into technical solutions and deliver production-ready applications.
• Work closely with Product Owners, Business Analysts, Architects, QA engineers and DevOps teams.
• Develop automated unit, integration and API tests.
• Troubleshoot production issues and perform root-cause analysis.
• Contribute to CI/CD pipelines and cloud-based deployments.
• Follow Agile/Scrum development practices.
• Ensure solutions comply with organizational security, architecture and coding standards.

Required Technical Skills

Frontend

• Strong hands-on experience with React.js
• JavaScript / TypeScript
• HTML5 / CSS3
• React Hooks, state management and component architecture
• REST API integration
• Responsive web application development

Backend

• Strong hands-on experience with Python
• FastAPI / Flask / Django
• RESTful API and microservice development
• Authentication and authorization
• API security and performance optimization

Databases

• Strong SQL knowledge
• Experience with databases such as PostgreSQL, MySQL or SQL Server
• Exposure to NoSQL databases is desirable

AI & GenAI

• Experience using AI-assisted development tools
• GitHub Copilot / Claude / ChatGPT or equivalent
• Understanding of LLM concepts and AI APIs
• Prompt engineering
• RAG and embeddings
• Vector databases such as Pinecone, Azure AI Search, Weaviate or equivalent
• Experience integrating AI capabilities into enterprise applications is highly desirable

DevOps / Cloud

• Git and Git-based development workflows
• CI/CD
• Docker / containers
• Experience with Azure, AWS or GCP
• Basic understanding of Kubernetes is desirable

Preferred Skills

• TypeScript
• FastAPI
• Azure OpenAI / OpenAI APIs / Anthropic APIs
• RAG-based applications
• LangChain or similar frameworks
• AI agents / agentic workflows
• Automated testing using PyTest, Jest or equivalent
• API testing using Postman or similar tools
• Kubernetes
• Event-driven architecture
• Microservices
• Enterprise application development

What We Are Looking For

• Strong problem-solving and analytical skills.
• Ability to independently design and implement technical solutions.
• Strong understanding of software engineering fundamentals.
• Ability to use AI tools responsibly and effectively rather than relying blindly on AI-generated code.
• Good understanding of application security and data privacy.
• Strong communication and collaboration skills.
• Ability to work in a fast-paced Agile environment.
• Passion for learning and adopting emerging technologies.

Education

Bachelor's or master's degree in computer science, Information Technology, Engine