Fullstack .Net Technical Manager (React Js) - IT

Flex; Chennai District; On-site; INR 4,000,000 - 7,000,000; Full time

Benefits offered by this job

Health Insurance

PTO

Job summary

Flex is a diversified manufacturing partner of choice, empowering brands to design, build and deliver innovations in Chennai. This Fullstack .Net Technical Manager - IT role blends hands-on coding with mentoring a small team and strong ownership of architecture.

You will work with .NET Core, React, Docker, Kubernetes, ELK, and cloud services while collaborating with product, DevOps, and business stakeholders.

Qualifications

• Bachelor’s or master’s degree in computer science, information technology, or related field.
• 12–15 years of experience in information technology or related field.
• Expert in C#, ASP.NET Core, Web API, LINQ, and EF Core.
• Strong understanding of microservices architecture and distributed systems.
• Experience with SQL Server and performance tuning.
• Frontend: React.js, TypeScript, Redux/Context API, HTML5, CSS3, Bootstrap/Tailwind.
• Knowledge of RESTful APIs, Git, Docker, Kubernetes, and CI/CD.
• Experience with ELK Stack for monitoring and observability.
• Cloud familiarity with Azure or AWS; testing with xUnit/NUnit/Jest; messaging with Kafka/RabbitMQ.

Responsibilities

• Lead technical design and architecture discussions for scalable, secure apps.
• Design, develop, and maintain enterprise web apps with .NET Core and React.
• Contribute as an individual coder while mentoring team members.
• Manage a small development team with code and design reviews.
• Own end-to-end delivery from requirements to deployment and monitoring.
• Oversee source control, branching strategies, and release practices.
• Build and manage containerized apps using Docker and Kubernetes.
• Monitor systems with ELK Stack to drive performance insights.
• Collaborate with QA, DevOps, architects, and product owners.
• Drive continuous improvements in coding practices and processes.

Skills

Leadership

Communication

Ownership mindset

Problem-solving

Mentoring

Education

Bachelor’s or Master’s degree in Computer Science/IT

Tools

C#

ASP.NET Core

Web API

LINQ

Entity Framework Core

React.js

TypeScript

Redux/Context API

HTML5

CSS3

Bootstrap/Tailwind

Git

Docker

Kubernetes

CI/CD

ELK Stack

Azure/AWS

xUnit/NUnit/Jest

Kafka/RabbitMQ

Job description

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

Job Description

To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a Fullstack .Net Technical Manager - IT located in Chennai location.

We are looking for a highly experienced, hands-on Technical Lead who will play a dual role—actively contributing to coding while also mentoring and managing a small technical team.

The ideal candidate will be a strong individual contributor with deep expertise in .NET Core, React.js, containerization, and application monitoring (ELK Stack). You will lead by example—writing quality code, setting best practices, and guiding the team toward technical excellence.

This position requires strong ownership, the ability to make architectural decisions, and a collaborative mindset to work effectively with product, DevOps, and business stakeholders.

What a typical day looks like

• Lead technical design and architecture discussions ensuring scalability, performance, and security.
• Design, develop, and maintain enterprise-grade web applications using .NET Core, C#, and React.js / Angular.
• Act as an individual contributor - writing clean, efficient, and maintainable code while mentoring others.
• Manage and guide a small team of developers - conducting code reviews, design reviews, and technical mentoring.
• Own the end-to-end delivery of assigned modules - from requirements and design through deployment and monitoring.
• Manage source control using Git, maintain branching strategies, and enforce best practices in version control.
• Build, deploy, and manage containerized applications using Docker and Kubernetes.
• Integrate and monitor systems using ELK Stack (Elasticsearch, Logstash, Kibana) for observability and troubleshooting.
• Collaborate with cross-functional teams - QA, DevOps, architects, and product owners - to deliver robust solutions.
• Continuously identify performance bottlenecks and propose optimizations.
• Drive continuous improvement in coding practices, processes, and tools across the team.

The experience we’re looking to add to our team

• Bachelor’s or master’s degree in computer science, Information Technology, or related field (or equivalent work experience).
• 12 - 15 years of experience in Information Technology or related field.
• Backend:
• Expert in C#, ASP.NET Core, Web API, LINQ, Entity Framework Core
• Strong understanding of microservices architecture and distributed systems
• Experience with SQL Server and database performance tuning
• Frontend:
• Hands-on with React.js, TypeScript, Redux / Context API, HTML5, CSS3, Bootstrap / Tailwind
• Strong in RESTful API integration and state management
• DevOps / Tools:
• Proficient in Git (GitHub / GitLab / Azure DevOps)
• Experience in Docker, Kubernetes, and CI/CD pipeline management
• Monitoring / Logging:
• Hands-on with ELK Stack (Elasticsearch, Logstash, Kibana) for centralized logging and performance insights
• Additional Advantage:
• Experience with Azure / AWS Cloud Services
• Familiarity with Unit Testing Frameworks (xUnit / NUnit / Jest)
• Knowledge of message queues (Kafka / RabbitMQ)
• Exposure to security best practices and API gateway configurations
• Soft Skills & Attitude:
• Strong analytical and problem-solving mindset
• Excellent leadership and communication skills - able to guide team members while being hands-on
• Ownership mindset - accountable for quality and timely delivery
• Positive, collaborative, and solution-oriented attitude
• Ability to balance coding and team management effectively
• Quick adaptability to changing priorities and technologies

Why Join Us

• Lead technical delivery while staying close to hands-on coding
• Work on cutting-edge technologies and cloud-native architectures
• Be part of a collaborative, learning-focused culture
• Competitive compensation and opportunities for career and technical growth

What you will get for the great work you provide

• Health Insurance
• PTO

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email [e-mail] and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).