Senior Full-Stack Developer (.NET & React)

Alten Group; Bengaluru; On-site; INR 1,800,000 - 2,800,000; Full time

Job summary

ALTEN India in Bengaluru seeks a Senior Full-Stack Developer with 5–8 years of hands-on experience to design, build, and maintain scalable web applications. You will work on robust back-end services using .NET Core and dynamic front-end interfaces with React.js.

Key responsibilities include API and microservice development, SQL Server/EF Core data modeling, and rigorous testing within an Agile/Scrum team using Jira and Git.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• 5–8 years of professional software development experience.
• Willingness to work in Bengaluru, India.

Responsibilities

• Full-Stack Development: design, develop, and deliver end-to-end web features using C#/.NET Core and React.js.
• API Development: build and secure RESTful APIs and microservices to support front-end components.
• Database Management: write and optimize SQL Server queries and schemas using EF Core.
• Quality Assurance: write unit/integration tests and participate in code reviews.

Skills

C#.NET Core/ASP.NET

React.js

TypeScript

SQL Server/EF Core

Microservices & REST

SOLID & clean architecture

Education

Bachelor's degree in CS/IT or related field

Job description

We are looking for a skilled Senior Full-Stack Developer with 5 to 8 years of hands-on experience to design, build, and maintain scalable web applications. You will work on robust back-end services using modern .NET Core and dynamic, user-friendly front-end interfaces using React.js.

Key Responsibilities

• Full-Stack Development: Design, develop, and deliver end-to-end web features using C#, .NET Core, and React.js.
• API Development: Build and secure robust RESTful APIs and microservices to support front-end components and external integrations.
• Database Management: Write, optimize, and debug complex SQL queries, stored procedures, and database schemas using SQL Server and Entity Framework Core.
• Quality Assurance: Write unit and integration tests, participate in code reviews, and execute performance tuning.
• Collaboration: Work within Agile/Scrum teams using tools like Jira and Git for version control.
• Troubleshooting: Diagnose and resolve production issues, conducting root-cause analysis to ensure high system uptime.

Required Skills & Qualifications

• Backend Core: Deep, expert-level proficiency in C#, .NET Core / ASP.NET, Web API, and MVC architectures.
• Database & ORM: Advanced hands-on experience with SQL Server and Entity Framework (including query tuning for high-throughput data).
• Frontend Ecosystem: Solid experience with React.js, TypeScript, and modern state management tools (or a strong foundational background in web development with a proven ability to architect single-page applications).
• Software Design: Strong grasp of microservices, clean architecture, RESTful design patterns, and SOLID principles.

Experience: 5-8 Years of professional software development experience

Education: Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience

Employment: Full Time

Location: Bengaluru

Why Join ALTEN India?

• Opportunity to work with leading global aerospace clients.
• Dynamic, innovation-driven environment with exposure to cutting-edge technologies.
• Continuous learning and career growth opportunities.
• Inclusive and collaborative workplace culture.