Software Developer

ZEAL INFOTECH PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ZEAL INFOTECH PTE. LTD. in Singapore seeks a highly skilled Full-Stack Developer with React.js and Python expertise to design, build and maintain scalable web applications.

You will work across the full development lifecycle, leveraging Generative AI and AI coding assistants to accelerate delivery while upholding security and quality standards. Collaboration with Product Owners, Analysts and DevOps is essential as you implement REST APIs, integrate data stores, and contribute to CI/CD pipelines

Qualifications

• Bachelor's or master's degree in a related field.
• Strong experience building web apps with React.js and Python.
• Experience with AI-enabled development practices is a plus.
• Ability to work in a fast-paced Agile environment.

Responsibilities

• Design and develop scalable, secure web applications.
• Develop backend services and REST APIs.
• Integrate APIs across frontend, backend and external systems.
• Implement authentication, authorization, logging and monitoring.
• Contribute to CI/CD pipelines and cloud deployments.
• Follow Agile/Scrum practices.
• Perform code reviews and ensure quality standards.

Skills

React.js

JavaScript/TypeScript

HTML/CSS

React Hooks

REST API

Responsive UI

Python

Python Frameworks

RESTful API

Auth

API security

SQL

PostgreSQL

MySQL

NoSQL

AI tools

Copilot

LangChain

AI agents

CI/CD

Docker

Cloud (Azure/AWS/GCP)

Kubernetes

Education

Bachelor's or Master's degree in Computer Science, Information Technology, Engineering or related discipline

Tools

Git

CI/CD pipelines

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.