hirly

Pistontechnologies

Backend Developer

Kolkata, West Bengal. India

Apply through hirly

hirly scores this role against your resume, shows its reasoning, then writes a resume and cover letter for it and fills the application with you. Free to start — no card required.

hirly's read of this role

Role family
Engineering
Seniority
Mid level
Country
IN
Work mode
Remote-friendly
First seen by hirly
1 Sept 2026

Derived automatically from the posting. Sign up to see how the role scores against your own resume.

the posting

Job description

Job Title: Backend Developer

Location: Kolkata, West Bengal (or specify remote/hybrid options)

Experience: 5+ years

  • Job Summary:
  • We are seeking a highly skilled Backend Developer with extensive experience in PostgreSQL and database architecture. The ideal candidate will be proficient in building scalable and efficient backend systems using ExpressJS. You will work closely with our development team to optimize databases, enhance application performance, and create robust backend solutions.

Key Responsibilities:

Design, develop, and maintain backend services using ExpressJS .

Architect, optimize, and manage PostgreSQL databases for high performance and scalability.

Implement database schemas , indexing strategies, and query optimizations.

Collaborate with frontend developers and stakeholders to ensure seamless integration of backend services.

Develop RESTful APIs and integrate third-party services.

Ensure security best practices , including authentication and authorization.

Perform code reviews , troubleshoot bugs, and optimize backend performance.

Maintain documentation and participate in team discussions on system architecture.

Requirements:

5+ years of experience in backend development.

Expertise in PostgreSQL , including query optimization, replication, and indexing.

Strong understanding of database architecture and relational database design principles.

Proficiency in ExpressJS and Node.js..

Experience with cloud platforms (AWS, GCP, or Azure) is a plus.

Familiarity with containerization (Docker, Kubernetes) and CI/CD processes.

Knowledge of Git , testing frameworks, and Agile development methodologies.

Ability to work independently and collaborate effectively in a team.

Preferred Qualifications:

Experience with microservices architecture.

Exposure to caching mechanisms like Redis.

Strong problem-solving skills and analytical thinking.

Job Types : Full-time,

Permanent Pay : ₹840,000.00 - ₹1,300,000.00 per year

Benefits :

Health insurance

Paid sick time

Paid time off

Provident Fund

Location Type :

In-person

Schedule :

Day shift

Monday to Friday

Weekend availability

Ability to commute/relocate :

Kolkata, West Bengal: Reliably commute or planning to relocate before starting work (Required)

Education :

Bachelor's (Preferred)

Experience :

Back-end development: 5 years (Required)

Express.js: 4 years (Required)

Node.js: 3 years (Required)

APIs: 3 years (Required)

PostgreSQL: 4 years (Required)

Location :

Kolkata, West Bengal (Preferred)

Is this role actually a fit for you?

hirly answers with a score and its reasoning, then writes the resume and cover letter if you decide to go for it.

Score it against my resume
Backend Developer at Pistontechnologies — hirly