Position: Senior Full Stack Developer

Engagement Mode: On-site

Location: Mumbai

Position Overview

We are seeking a Senior Full Stack Developer with 7+ years of experience to build and maintain web-based tools, applications, and data interfaces. The role demands strong proficiency in React, JavaScript, HTML, CSS, and Python, with a focus on delivering clean, responsive, and intuitive user experiences. The ideal candidate will work independently, translating business requirements into scalable technical solutions, and will leverage AI-assisted coding tools to enhance development efficiency.

This position involves end-to-end ownership from concept to delivery, including backend integration, data visualization, and API development.

Key Responsibilities

- Build web-based tools, applications, and data interfaces using React, HTML, CSS, JavaScript, and Python
- Create clean, responsive, intuitive, and visually appealing interfaces based on UI/UX principles
- Develop reports, analytics views, visualizations, and data-driven workflows using tools such as Plotly, Recharts, Chart.js, D3.js, or similar libraries
- Use Python for data processing, automation, API integration, backend scripting, and prototype development
- Use AI-assisted coding tools such as Claude Code,



ChatGPT Codex, GitHub Copilot, or similar platforms to write, review, debug, and improve code efficiently
- Work independently and translate business requirements into technical solutions
- Troubleshoot issues and take ownership of projects from concept to delivery
- Ensure solutions are maintainable, scalable, accurate, performant, and easy to use
- Propose better design, workflow, or technical solutions
- Communicate progress clearly with stakeholders

Required Skills

- React
- HTML
- CSS
- JavaScript
- Python
- UI/UX principles
- Data visualization libraries (Plotly, Recharts, Chart.js, D3.js or similar)
- API integration
- Backend scripting
- Data processing and automation
- AI-assisted coding tools (Claude Code, ChatGPT Codex, GitHub Copilot or similar)
- 7+ years of experience in full stack development
- Robust problem-solving and independent working ability
- Stakeholder communication skills

Preferred (Bonus) Skills

- Experience with Plotly
- Experience with Recharts
- Experience with Chart.js
- Experience with D3.js
- Prototype development experience
- Experience with Claude Code or ChatGPT Codex

📌 Senior Full Stack Developer (India)
🏢 Sparix Global
📍 India