Software Developer

ZEAL INFOTECH; Singapore; On-site; SGD 85,000 - 120,000; Full time

Job summary

ZEAL INFOTECH is seeking a highly skilled Full-Stack Developer with strong React.js and Python expertise, leveraging Generative AI and AI-assisted tools to accelerate delivery.

You will design, develop, test and deploy scalable web applications across frontend and backend, collaborate with product, QA and DevOps, and adhere to security and coding standards. This role offers exciting growth in AI-driven software engineering.

Qualifications

• Proven experience building scalable web apps with React and Python.
• Experience with AI-assisted development tools and AI APIs.
• Strong knowledge of RESTful APIs and microservices.
• Experience with CI/CD and cloud deployments (Azure/AWS/GCP).
• Ability to work in an Agile environment and deliver high-quality software.

Responsibilities

• Design and develop scalable web applications using React.js and Python.
• Build reusable frontend components and backend services.
• Integrate APIs and optimize performance across the stack.
• Implement authentication, authorization, logging and monitoring.
• Contribute to CI/CD pipelines and cloud deployments; follow Agile practices.

Skills

React.js

JavaScript

TypeScript

HTML5

CSS3

REST APIs

UI components

Python

FastAPI

Django

Flask

API security

SQL databases

PostgreSQL

MySQL

NoSQL

AI tools

Git

CI/CD

Docker

Azure

AWS

GCP

Kubernetes

PyTest

Jest

Education

Bachelor's or Master's in CS/IT/Engineering

Tools

Git

Docker

Azure

AWS

GCP

Job description

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.

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, Engineering or a related discipline, or equivalent practical experience.

Success in This Role

The successful candidate will be able to:

Design → Build → Test → Deploy → Improve

while using AI-enabled development practices to increase developer productivity, improve software quality and accelerate delivery without compromising security or engineering standards.