Fullstack Developer

Senior AI Engineer — .NET / C# 📍 Coimbatore / Chennai · Hybrid | 6+ Years | Immediate – 15 Days Notice

About Techjays

We build production-grade AI systems for enterprise clients across the US, UK, and Australia. As an Anthropic partner, we work at the frontier of AI — not experiments, but real systems that ship and scale. Our team includes engineers from Google, Akamai, NetApp, and Capgemini.

What You'll Do

• Build and ship .NET applications for enterprise clients — from design to deployment
• Integrate LLM APIs (Claude, OpenAI, Azure OpenAI) into production .NET services
• Use Claude Code daily for coding, debugging, and code reviews
• Build React UIs from wireframes to production
• Own SQL Server architecture, optimisation, and EF migrations
• Lead code reviews and mentor the team
• Work with PMs and Delivery Managers to hit sprint goals

What We're Looking For

• 6+ years in .NET — C#, ASP.NET Core, Entity Framework
• Hands-on with Claude Code or similar AI coding tools
• Strong Azure — App Services, Functions, Service Bus, Cosmos DB, DevOps
• Solid React — hooks, state management, component architecture
• Expert SQL Server skills
• Experience with RESTful and GraphQL APIs at scale
• Good grasp of Clean Architecture, DDD, CQRS, microservices

Bonus: Python, Docker, vector databases, Semantic Kernel, SignalR, GCP/AWS

Why Join

• Greenfield projects — you design the architecture
• Anthropic partner — early access to frontier AI tools
• Global client exposure with real business impact
• Team of engineers who've built at scale

Full Stack Engineer (Frontend Strong, Backend Proficient)

5-10 Years Experience

Contract: 6months+extendable

Location: Remote

Technical Requirements Frontend Expertise (Strong)

*Need at least 4 Yrs in React web developement, Node & AI.*

● Deep proficiency in React, Next.js, TypeScript

● Experience with state management (Redux, Context API)

● Frontend testing expertise (Jest, Cypress)

● Proven track record of achieving high Lighthouse performance scores Backend Proficiency

● Solid experience with Node.js, NestJS (preferred), or ExpressJS

● Database management (SQL, NoSQL)

● Cloud technologies experience (AWS, Azure)

● Understanding of OpenAI and AI integration capabilities (bonus) Full Stack Integration

● Excellent ability to manage and troubleshoot integration issues between frontend and backend systems

● Experience designing cohesive systems with proper separation of concerns

What you’ll get:

• Career growth. With market-leading training and an unwavering commitment to owning your career plan, you can grow your career to new heights. • Real rewards. We offer competitive and transparent pay practices, top-of-the-range wellbeing programs, and brilliant opt-in benefits. Because we believe companies should offer more than just a salary. • Meaningful purpose. Our products and solutions have real-life impact on people and organizations across the globe. Our innovations make a difference. • Life flexibility. We want you to bring your best self to work every day. We understand that you can only do that with quality time to care for yourself, your loved ones and your community. • An inspiring culture. Find yourself surrounded by leaders that care, invested teammates, and like-minded groups where you’ll feel at home. • Industry leadership. Play your part in a fast-growing organization known for excellence, profitability, and stability.

What you’ll do:

• Work alongside Software Engineers to develop cool new features and enhancements in our platform services space that will delight our customers • Participate in elaboration and design sessions to understand and refine requirements to be implemented • Build unit tests and automation test suites to ensure our products deliver the highest quality • Collaborate with scrum team members during sprint planning and daily standups and share your accomplishments during sprint reviews • Provide constructive and honest feedback during code reviews and sprint retrospectives • Work with Enterprise Architects to design our services

What you’ll need:

• 8+ years full-stack software development experience, ideally in a SaaS or micro service-based system • Experience with our technology stack: .NET, C#, SQL, React, Web APIs and entity framework; AWS preferred • Exposure to design principles such as: SOLID/DRY design, Objectoriented design patterns, N-Tier software architecture, threading and synchronization, relational database design, etc. • A passion for problem solving and innovation with the desire to learn and grow • Ability to work well in a remote team environment and attitude to focus on team specific goals and objectives • Ability to drive results through your job competencies of collaboration, software programming and development, and technical problem solving • Ability to drive results through NAVEX core competencies of accountability, customer focus, drives results and instills trust

Location Bangalore and Noida / Hybrid

QUALIFICATION REQUIRED: B. Tech/B.E. in CS or IT or any related degree in computer programming 

EXPERIENCE REQUIRED: 4+ years EMPLOYMENT TYPE: 

Full-Time ROLES AND RESPONSIBILITIES: 

• Implement product features that are secure, scalable, robust and easy to implement and maintain. 
• Work independently within self-organizing Agile teams 
• Development and Implementation of web applications 
• Plan and identify solutions and risks in assigned work. 
• Be responsible for implementing features, providing bug fixes, and reviewing code quality to ensure they work well at the cloud scale.
• Take pride in ownership in code and product features delivered. 

Skills: 

Must Have Skills 

Angular 8+ ,NoSQL, Mongodb and Javascript 

Expertise on the Microsoft technology stack .Net, C# and REST APIs (.net framework 4.5+) SQL Server & DB semantics. (Couchbase will be a plus) OAuth standard /Bitbucket and Azure Strong experience in deployment of solution on cloud 

Good to Have Skills

 Good communication skills.(life science exp is a plus) 

Good understanding of project architecture and software development Knowledge of design user friendly interface processes.

 Good knowledge of Client-side scripting – JavaScript and JQuery, AngularJS. Ability to deliver software and artifacts independently 

Exposure to Big Data and cloud environment 

COMPETENCIES: 

Communicating with Influence : Strong interpersonal skills, with an ability to do client interactions 

Analysis & Problem solving : Capitalizes on opportunities to pursue value. Brings issues out in open so that all concern can address and find solution

Working in Partnerships/ team player : Building professional relationships with members of the client team 

Professional Expertise Development :  Has an open and learning mindset. Adapts to new learning approaches and methods

We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full stack developers are responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.

Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.

Full Stack web developer responsibilities:

• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Staying abreast of developments in web applications and programming languages.

Job Types: Full-time, Fresher

Salary: ₹25,000.00 - ₹55,000.00 per month

• At least 2+ years of product development experience with expertise in designing and implementing high-performance java enterprise applications
• Extensive knowledge in Object-Oriented Programming and Design
• Extensive knowledge of Java, Spring, Spring MVC, Spring Boot, Hibernate, Struts
• Exposure to or experience with Git, Bitbucket, Jira, Jenkins etc.
• Experience with HTML/XHTML, CSS, Javascript, AJAX, DOM, Reactjs
• Extensive knowledge in creating and consuming RESTful API
• Extensive knowledge in automated unit testing using JUnit
• Experience in AWS infrastructure
• Knowledge in writing SQL queries and interacting with database systems such as Oracle, SQL Server,
• Thorough orientation towards Code reviews, Coding standards, Design Standards, and Code Documentation
• Knowledge in design patterns
• Knowledge of Data modeling in RDBMS or NoSQL databases
• A proactive approach to identify alternatives for a given problem statement
• Should have worked on enterprise-class applications
• Should have worked in an Agile environment
• Excellent oral and written communication skills