Senior NodeJs Developer

About the Company

F22 Labs is a startup software studio based in Chennai. We power startups worldwide by building high-quality software products. From web apps to mobile platforms, we help entrepreneurs turn their ideas into beautifully crafted solutions. If you're passionate about software development and eager to build real products that solve real problems, you'll fit right in.

Position Overview

We are seeking a talented and experienced Senior Developer to join our growing engineering team. In this role, you will be instrumental in designing, developing, and maintaining the backbone of our applications. You'll leverage your 3-5 years of expertise to build robust, scalable, and high-performance backend services and APIs. You will also play a key role in making architectural decisions, mentoring junior developers, and driving best practices within the team. If you're eager to tackle complex problems, contribute to innovative projects, and lead by example, this position is for you.

Key Responsibilities

• Design, develop, test, deploy, and maintain highly scalable and reliable backend services, APIs, and systems using (with frameworks like or NestJS) and TypeScript/JavaScript.
• Architect and implement robust solutions for complex business requirements, ensuring code quality, performance, and security.
• Collaborate closely with cross-functional teams including front-end developers, product managers, QA engineers, and designers to deliver high-quality products.
• Lead and participate in code reviews, providing constructive feedback to ensure adherence to coding standards and best practices.
• Design and manage database schemas (SQL and NoSQL, e.g., PostgreSQL, MongoDB, Redis) and optimize database queries for performance.
• Develop and maintain comprehensive unit, integration, and E2E tests to ensure software quality and reliability.
• Work with containerization technologies like Docker and orchestration tools like Kubernetes for deploying and managing applications.
• Implement and maintain CI/CD pipelines for automated building, testing, and deployment of applications.
• Mentor and guide junior developers, fostering a culture of learning and continuous improvement.
• Troubleshoot, debug, and upgrade existing software, identifying and resolving performance bottlenecks.
• Stay up-to-date with emerging technologies, industry trends, and best practices in development and backend architecture.
• Contribute to architectural discussions and decisions, helping to shape the future of our backend systems.

Qualifications and Requirements

• 3-5 years of professional experience in backend development with a strong focus on
• Expert proficiency in TypeScript.
• Proven experience with frameworks such as or NestJS (highly preferred).
• Strong understanding of asynchronous programming, event-driven architecture, and design patterns.
• Solid experience in designing, building, and consuming RESTful APIs; experience with GraphQL is a plus.
• Proficiency with both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, Redis) database technologies, including data modeling and query optimization.
• Hands-on experience with containerization technologies (Docker) and a good understanding of container orchestration (Kubernetes).
• Experience with CI/CD tools and practices (e.g., Jenkins, GitLab CI, GitHub Actions).
• Experience deploying and managing applications on cloud platforms (AWS, Azure, or GCP), including familiarity with relevant services (e.g., EC2, S3, Lambda, RDS).
• Strong problem-solving, analytical, and critical thinking skills.
• Excellent communication and collaboration skills, with the ability to work effectively in a team environment.
• Proven ability to mentor junior team members.
• Familiarity with Git and collaborative development workflows.

Good to have:

• Experience with testing frameworks (e.g., Jest, Mocha, Chai) and a commitment to writing well-tested code.
• Experience with microservices architecture and distributed systems.
• Experience with serverless architecture (e.g., AWS Lambda, Azure Functions).
• Knowledge of message queue systems (e.g., Kafka, RabbitMQ, AWS SQS).
• Familiarity with Infrastructure as Code (IaC) tools like Terraform or CloudFormation.
• Understanding of front-end technologies (e.g., React, Angular, ) to facilitate better collaboration.
• Experience with performance monitoring and optimization tools.
• Active contributions to open-source projects or a strong portfolio of personal projects.

Why Join Us (Perks & Benefits)

• Flexible work timings.
• Fast-paced, hands-on learning environment.
• Fun, collaborative, and supportive team culture.
• Real-world impact from day one.

Selection Process

1. AI based Video Interview

2. Technical Assessment / Coding Challenge

3. Technical Interview(s) with the team

4. Cultural Fit / Final Interview

If you're looking to supercharge your development skills and work on meaningful software in a startup that values learning and creativity, we'd love to hear from you. Apply today