Web Technologies Full-stack Developer

Quest Global; Chennai District; On-site; INR 1,600,000 - 2,300,000; Full time

Job summary

Quest Global in Chennai seeks an experienced software professional to contribute to medium-to-high complexity tasks, delivering scalable web applications using React, JavaScript/TypeScript, Python, Flask, and SQL-based data models.

You will write reusable code, implement REST APIs, perform unit tests, and produce technical docs while collaborating across teams to drive projects from concept to production, including AI/LLM features, RAG, Lang Chain, and Azure OpenAI.

Qualifications

• 5–8 years of software development experience.
• Strong hands-on with React.js, Python, Flask, and REST APIs.
• Experience building AI/LLM-powered applications.
• Knowledge of SQL databases and data modeling.

Responsibilities

• Analyze requirements, design, develop, modify, and deploy software components.
• Design, develop, and maintain responsive and scalable web applications.
• Write effective and reusable code according to best practices
• Perform unit test, verification and validation of the code developed.
• Develop technical documents and handbooks to accurately represent application design and code.
• Work as an individual contributor aligned with customer priorities.

Skills

React.js

JavaScript/TypeScript

HTML

CSS

Python

Flask

REST APIs

SQL databases

Data modeling

API integration

AI/LLM

RAG

Lang Chain

Lang Graph

Vector Databases

Azure OpenAI

LLM integration

Problem solving

Communication

Collaboration

Tools

React.js

JavaScript/TypeScript

HTML

CSS

Python

Flask

REST API

SQL

API integration

Lang Chain

Lang Graph

Azure OpenAI

AI Agents

Vector Databases

RAG

Job description

Job Description:

At Quest Global, it’s not just what we do but how and why we do it that makes us different. With over 25 years as an engineering services provider, we believe in the power of doing things differently to make the impossible possible. Our people are driven by the desire to make the world a better place—to make a positive difference that contributes to a brighter future. We bring together technologies and industries, alongside the contributions of diverse individuals who are empowered by an intentional workplace culture, to solve problems better and faster.

The candidate will be furnishing an individual contribution role in technical execution of project tasks. The purpose of this role is to execute medium-to-high complex project tasks to generate deliverables on-time with the right quality using defined processes, tools and standards.

Key Responsibilities

• Analyze requirements, design, develop, modify, and deploy software components.
• Design, develop, and maintain responsive and scalable web applications.
• Write eective and reusable code according to best practices
• Perform unit test, verification and validation of the code developed.
• Develop technical documents and handbooks to accurately represent application design and code.
• Work as an individual contributor aligned with customer priorities.

We are known for our extraordinary people who make the impossible possible every day. Questians are driven by hunger, humility, and aspiration. We believe that our company culture is the key to our ability to make a true difference in every industry we reach. Our teams regularly invest time and dedicated effort into internal culture work, ensuring that all voices are heard.

We wholeheartedly believe in the diversity of thought that comes with fostering a culture rooted in respect, where everyone belongs, is valued, and feels inspired to share their ideas. We know embracing our unique differences makes us better, and that solving the worlds hardest engineering problems requires diverse ideas, perspectives, and backgrounds. We shine the brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace.

Work Experience

• Strong hands-on experience with React.js, JavaScript/TypeScript, HTML, and CSS.
• 5-8 years of experience in software development using Python
• Hands-on experience in developing REST APIs and backend services using Flask.
• Experience building and deploying end-to-end full-stack web applications.
• Strong knowledge of SQL databases, data modeling, and API integration.
• 2+ years of experience developing AI/LLM-powered applications.
• Hands-on experience with RAG, Prompt Engineering, AI Agents, and LLM integration.
• Familiarity with Lang Chain, Lang Graph, Vector Databases, and Azure OpenAI.
• Strong analytical, problem-solving, and communication skills.
• Ability to collaborate across teams and drive projects from concept to production.