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Senior Full Stack Engineer (React + Python)

Sia


Job Location:

Mumbai - India

Monthly Salary: Not provided by the employer
Posted: 22 October 2026 (3 days ago)
Application Deadline: 19 January 2027
Vacancies: 1 Vacancy

Department:

Data Science

Job Summary

We are looking for a skilled Senior Full Stack Engineer (React Python) for our Mumbai location. This role involves developing scalable high-performing web applications for our AI-powered SaaS solutions. You will work across frontend and backend systems building intuitive user interfaces using React and robust backend services using Python while collaborating closely with product design DevOps and engineering teams. 

Key Responsibilities:

Frontend Development: Develop and optimize responsive user-friendly interfaces using ReactJS TypeScript JavaScript HTML and CSS. Ensure the technical feasibility of UI/UX designs. 

Backend Development: Design develop and maintain scalable backend services and APIs using Python frameworks such as FastAPI Django or Flask. 

API Development & Integration: Build maintain and optimize RESTful APIs; integrate frontend applications with backend services databases and third-party platforms. 

Database Management: Work with SQL and NoSQL databases such as PostgreSQL and MongoDB ensuring data integrity performance and scalability. 

Performance Optimization: Improve frontend rendering application responsiveness backend performance and API reliability. 

Code Integrity: Maintain and improve code quality through unit testing integration testing automation documentation and code reviews. 

Containerization & Cloud Deployment: Use Docker and Kubernetes to deploy and manage containerized applications. Work with GCP AWS or Azure for cloud deployment and application management. 

Infrastructure as Code (IaC): Utilize Terraform and Helm to manage cloud infrastructure and ensure scalable efficient deployment environments. 

CI/CD Management: Contribute to continuous integration and deployment processes including test automation build artifact creation and application releases. 


Qualifications :

36 years of software development experience with hands-on experience in full stack development using ReactJS and Python. 

Skills 

  • Strong expertise in ReactJS JavaScript TypeScript HTML and CSS. 

  • Proficiency in Python and backend frameworks such as FastAPI Django or Flask. 

  • Experience with REST APIs; familiarity with GraphQL is a plus. 

  • Experience with frontend state management solutions such as Redux Context API React Query or Zustand. 

  • Database management experience with PostgreSQL MongoDB or similar SQL/NoSQL databases. 

  • Familiarity with Docker Kubernetes Git CI/CD pipelines and microservices architecture. 

  • Hands-on experience deploying and managing applications using GCP AWS or Azure. 

  • Infrastructure as Code (IaC) skills with Terraform and Helm. 

  • Understanding of unit testing API testing code reviews and secure coding practices. 

  • Familiarity with Figma responsive design accessibility standards and cross-browser compatibility.

Education 

Bachelors/Masters degree in Computer Science Software Engineering or a related field. 


Additional Information :

What We Offer 

  • Opportunity to lead cutting-edge AI projects in a global consulting environment. 

  • Leadership development programs and training sessions at our global centers. 

  • A dynamic and collaborative team environment with diverse projects. 

Position based in Mumbai (onsite)

Sia is an equal opportunity employer. All aspects of employment including hiring promotion remuneration or discipline are based solely on performance competence conduct or business needs. 

Sia is an equal opportunity employer. All aspects of employment including hiring promotion remuneration or discipline are based solely on performance competence conduct or business needs. 


Remote Work :

No


Employment Type :

Full-time


About Company

Sia est un groupe international de conseil en management de nouvelle génération. Fondé en 1999, nous sommes nés à l’ère du numérique. Aujourd’hui, nos services en stratégie et management sont augmentés par la data science, enrichis par la créativité et guidés par la responsabilité. No ... View more

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