Junior Node js developer

Job Title: Node Js Developer
Location: BangaloreType: Full-Time (On-site)Experience: 2+ Years

About this Role

We are looking for a passionate Software Engineer with hands-on experience in Node.js, Express.js/Nest.js, MongoDB, and PostgreSQL. You’ll join the backend team at Paywize, building secure and scalable APIs and services for our fintech platforms. Strong coding skills, backend fundamentals, and a collaborative mindset are essential.

Key Responsibilities:

• Develop and maintain scalable web applications using JavaScript, Node.js, Express.js, React.js, PostgreSQL, MongoDB, SQL
• Build and integrate backend APIs and services, including third-party and banking APIs
• Write clean, maintainable, testable, and well-documented code
• Collaborate with cross-functional teams to define, design, and deliver new features
• Debug, troubleshoot, and resolve technical issues across the full stack
• Optimize application performance, reliability, and error handling
• Participate in code reviews and contribute to team knowledge sharing
• Stay current with industry trends, best practices, and emerging technologies

Required Skills and Qualifications:

• 3+ years of professional experience as a Software Developer, with a focus on backend development using Node.js
• Proficiency in JavaScript (ES6+), and familiarity with TypeScript (preferred but optional)
• Solid understanding of MongoDB, PostgreSQL, and Redis
• Hands-on experience with Express.js, React.js, and RESTful APIs
• Experience integrating third-party services and APIs
• Familiarity with API design, job queues, and rate limiting
• Competence with version control systems like Git
• Strong problem-solving, debugging, and analytical skills
• Excellent communication skills and a collaborative, team-oriented attitude
• A strong sense of ownership, accountability, and professional work ethics

Preferred Skills:

• Experience working with payments or banking APIs
• Familiarity with Nest.js and message queues like RabbitMQ, Redis Streams or Kafka
• Hands-on experience with cloud platforms such as AWS, GCP, or Azure
• Understanding of CI/CD pipelines and modern DevOps practices
• Exposure to testing frameworks like Jest, Mocha, or Cypress
• Prior experience in a fintech company or financial services domain is a strong advantage

Job Type: Full-time

Pay: ₹500,000.00 - ₹600,000.00 per year

Benefits:

• Health insurance
• Provident Fund

Schedule:

• Day shift

Supplemental Pay:

• Performance bonus

Ability to commute/relocate:

• BTM Layout, Bengaluru, Karnataka: Reliably commute or willing to relocate with an employer-provided relocation package (Required)

Application Question(s):

• 1. What is the Event Loop in Node.js, and how does it work?
• 2. How do you handle errors in asynchronous code (callbacks, promises, async/await)?
• 3. Explain the difference between process.nextTick() and setImmediate().
• 4. How would you structure a Node.js backend project with Express?
• 5. How do you secure an Express API?
• Total experience?

Experience:

• Node.js: 2 years (Required)

Location:

• BTM Layout, Bengaluru, Karnataka (Required)

Work Location: In person

Application Deadline: 25/07/2025