# Backend Developer at Piston Technologies

> India · Unspecified · Backend · open. Source: https://alderhq.app/jobs/greenhouse%3Apistontechnologies%3A4003575009 (read 2026-11-10).

## Facts (observed)

- Company: [Piston Technologies](https://alderhq.app/companies/piston-technologies)
- Location text: Kolkata, West Bengal. India; Kolkata
- Where it can be done from (inferred): India (evidence: "Location lists "kolkata"")
- Posted: 2025-06-10 (518 days ago)
- First seen by alder: 2026-11-07 · last verified: 2026-11-08
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://job-boards.greenhouse.io/pistontechnologies/jobs/4003575009
- Skills listed (inferred): JavaScript, Node.js, PostgreSQL, Redis, AWS, GCP, Azure, Kubernetes, Docker, Distributed systems

## Pay and sponsorship

- Posted pay: ₹8.4L–₹13L per year (from the description)
- Market band for similar posted roles (India, n 4): p25 ₹8.7L, median ₹16.5L, p75 ₹28L

## Description (the employer's text)

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)

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/greenhouse%3Apistontechnologies%3A4003575009 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.