SDE 3 Full Stack Engineer

Weekday AI; Bengaluru; On-site; INR 2,700,000 - 4,500,000; Full time

Job summary

Weekday in Bengaluru is seeking an experienced SDE 3 – Full Stack Engineer to join our engineering team. The role focuses on building scalable web applications using Node.js for the backend and React.js for the frontend, contributing to both architecture and implementation.

You will collaborate with product managers, designers, and other engineers to deliver high-quality software in a fast-paced environment, write tests, and participate in code reviews, CI/CD, and Agile processes.

Qualifications

• 4–5 years of professional full-stack experience.
• Strong hands-on experience with Node.js and React.js.
• Solid understanding of JavaScript, ES6+, asynchronous programming.
• Experience designing RESTful APIs and backend services.
• Knowledge of frontend architecture, components, and state management.
• Familiarity with relational or NoSQL databases.
• Knowledge of HTML5, CSS3, and responsive web design.
• Experience with Git, debugging, testing, and performance optimization.
• Understanding of data structures and algorithms.

Responsibilities

• Design, develop, and maintain scalable web applications using Node.js and React.js.
• Build backend services, RESTful APIs, and microservices to support business requirements.
• Develop intuitive and interactive frontend interfaces using React.js, JavaScript, HTML, and CSS.
• Write clean, reusable, modular, and maintainable code while following software development best practices.
• Collaborate with product managers, UI/UX designers, and cross‑functional teams to understand requirements and translate them into technical solutions.
• Optimize application performance, scalability, responsiveness, and overall user experience.
• Identify, troubleshoot, and resolve technical issues, bugs, and performance bottlenecks across the application stack.
• Participate in code reviews, technical discussions, and architectural decisions to maintain code quality.
• Integrate third‑party APIs, databases, and external services into applications.
• Write unit tests, integration tests, and ensure application reliability through appropriate testing practices.
• Contribute to continuous integration and deployment processes and follow Agile development methodologies.
• Take ownership of assigned features from development through deployment and ongoing maintenance.

Skills

Node.js

React.js

JavaScript

RESTful APIs

Frontend architecture

HTML5

CSS3

Git

Testing

Tools

Docker

Kubernetes

CI/CD

Job description

This role is for one of Weekday’s clients
Salary range: Rs 2700000 - Rs 4500000 (ie INR 27 - 45 LPA)

Min Experience: 4+ years
Location: Bangalore
JobType: full-time

We are looking for a skilled and experienced SDE 3 – Full Stack Engineer to join our engineering team in Bangalore. The ideal candidate should have strong hands‑on expertise in Node.js and React.js, along with a solid understanding of full‑stack development, software architecture, and scalable application design.

In this role, you will be responsible for designing, developing, and maintaining high-performance web applications while contributing to both frontend and backend development. You will work closely with product managers, designers, and other engineers to build reliable, scalable, and user‑friendly solutions. The role requires strong problem‑solving abilities, technical ownership, and the ability to deliver high‑quality software in a fast‑paced environment.

Key Responsibilities

• Design, develop, and maintain scalable, responsive, and high-performance web applications using Node.js and React.js.
• Build robust backend services, RESTful APIs, and microservices to support business requirements.
• Develop intuitive and interactive frontend interfaces using React.js, JavaScript, HTML, and CSS.
• Write clean, reusable, modular, and maintainable code while following software development best practices.
• Collaborate with product managers, UI/UX designers, and cross‑functional teams to understand requirements and translate them into technical solutions.
• Optimize application performance, scalability, responsiveness, and overall user experience.
• Identify, troubleshoot, and resolve technical issues, bugs, and performance bottlenecks across the application stack.
• Participate in code reviews, technical discussions, and architectural decisions to maintain code quality.
• Integrate third‑party APIs, databases, and external services into applications.
• Write unit tests, integration tests, and ensure application reliability through appropriate testing practices.
• Contribute to continuous integration and deployment processes and follow Agile development methodologies.
• Take ownership of assigned features from development through deployment and ongoing maintenance.

Must-Have Skills

• Strong hands‑on experience with Node.js for backend development.
• Proficiency in React.js for building dynamic and responsive user interfaces.
• Strong understanding of JavaScript, ES6+, asynchronous programming, and modern web development concepts.
• Experience in designing and developing RESTful APIs and backend services.
• Good understanding of frontend architecture, component‑based development, and state management.
• Familiarity with relational or NoSQL databases and database optimization.
• Strong knowledge of HTML5, CSS3, and responsive web design.
• Experience with Git, debugging, testing, and application performance optimization.
• Understanding of software design principles, data structures, and algorithms.

Good‑to‑Have Skills

• Experience working with cloud platforms such as AWS, Azure, or GCP.
• Familiarity with Docker, Kubernetes, and CI/CD pipelines.
• Exposure to microservices architecture and distributed systems.
• Knowledge of TypeScript and modern frontend development tools.
• Experience with automated testing frameworks and application monitoring tools.

Candidate Requirements

• 4–5 years of professional experience in full‑stack software development.
• Strong practical experience working with Node.js and React.js.
• Ability to independently handle development tasks and deliver production‑ready solutions.
• Excellent analytical, problem‑solving, and communication skills.
• Ability to collaborate effectively within cross‑functional engineering teams.