Backend jobs in Kolkata, West Bengal

Job Description: Junior Backend Developer (Go/Golang)

Company: Zorrro Deliveries Private Limited
Location: Kolkata, West Bengal (Work from Office)
Employment Type: Full-time, Mon-Fri( 5days of working)
Department: Engineering – Backend Development
Experience: 0–1 Year

About Zorrro

Zorrro empowers businesses with innovative IT solutions, reliable EV rentals, and seamless logistics services designed to support modern business growth. We are looking for enthusiastic and motivated individuals who are passionate about technology and eager to build their careers in backend development.

Job Summary

We are looking for a Junior Backend Developer with knowledge of Go (Golang) and PostgreSQL to join our engineering team in Kolkata. The ideal candidate should have a strong foundation in programming, database management, REST API development, and problem-solving.

As a Junior Backend Developer, you will work closely with experienced engineers to develop, test, debug, and maintain backend services. This role is ideal for freshers and early-career developers who are eager to learn, contribute to real-world projects, and grow their software engineering skills.

Key Responsibilities

• Develop, maintain, and enhance backend services and RESTful APIs using Go (Golang).
• Write efficient SQL queries and manage data using PostgreSQL.
• Design and maintain database tables, relationships, indexes, and constraints.
• Implement business logic, input validation, error handling, and logging.
• Write clean, readable, reusable, and maintainable code.
• Debug technical issues and assist in identifying and resolving software bugs.
• Write unit tests and support integration and API testing.
• Collaborate with frontend developers and other team members to deliver features.
• Use Git for version control and participate in code reviews.
• Follow backend development best practices related to security, performance, reliability, and scalability.
• Continuously learn new technologies and contribute to improving existing systems.

Required Skills & Qualifications

• Basic knowledge of Go (Golang), including syntax, data types, functions, structs, interfaces, and error handling.
• Understanding of PostgreSQL and relational database concepts.
• Ability to write SQL queries involving filtering, JOINs, GROUP BY, and subqueries.
• Basic understanding of REST APIs, HTTP methods, JSON, and HTTP status codes.
• Knowledge of programming fundamentals, data structures, and algorithms.
• Familiarity with Git and version control.
• Good logical thinking, problem-solving, and debugging skills.
• Strong willingness to learn, accept feedback, and work collaboratively.
• Ability to work from our Kolkata office.

Good to Have

• Familiarity with Go modules and the Go standard library.
• Basic understanding of goroutines, channels, and concurrency.
• Exposure to Go frameworks or routers such as Gin, Echo, or Chi.
• Knowledge of database transactions, indexing, and query optimisation.
• Basic familiarity with Docker, Linux, and testing tools such as Postman.
• Personal projects, internships, or open-source contributions involving Go or PostgreSQL.

Eligibility Criteria

• Freshers and candidates with 0–1 year of experience are welcome to apply.
• A degree in Computer Science, Information Technology, or a related field is preferred.
• Candidates with equivalent practical knowledge and relevant projects are also encouraged to apply.
• Candidates should be willing to demonstrate their technical knowledge through practical assignments or technical interviews.

What We Offer

• Opportunity to work on real-world backend development projects.
• Mentorship and guidance from experienced developers.
• Hands-on exposure to API development, database design, testing, and debugging.
• A collaborative environment that encourages learning and professional growth.
• Opportunities to strengthen your expertise in Go, PostgreSQL, and backend system design.

How to Apply

Interested candidates are requested to share their updated resume along with their GitHub profile or links to relevant projects, if available.

Email: hr@zorrroservices.com

Join Zorrro and build your career in backend engineering!

Pay: ₹15,000.00 - ₹30,000.00 per month

Work Location: In person