Back to Browse Jobs
Geoalgo Technologies
Create a free account
One signup unlocks everything for this job:
- See your personalized profile match score
- See the skills this role is missing for you
- Apply to this job and track your application
- Generate an AI cover letter for this role
Kolkata · On-site · 4-7 Yrs · Nov 2
1 open role1 posted in 7d1 in 30d
Hiring: Engineering
Job description
Overview
Senior Node.js Backend Developer Location: Kolkata Job Type: Full-Time Experience Level: 5+ Years Department: Engineering / Software Development Role SummaryWe are seeking an experienced Node.js Backend Developer to join our core engineering team.
Responsibilities
- Leverage Node.js event loops, streams, workers, and asynchronous programming to maximize concurrency, throughput, and system performance. 2. Database
- Design & Data Layer Operations
- Design and optimize relational ( PostgreSQL , MySQL ) and non-relational ( MongoDB , Redis ) schemas. Write high-performance SQL queries, indexing strategies, and data models to maintain low latency under heavy throughput.
- Implement efficient connection pooling, caching strategies (Redis/Memcached), and transaction safety. 3. Performance Tuning, Security & ReliabilityIdentify and eliminate performance bottlenecks, CPU spikes, memory leaks, and I/O latency using profiling tools.
- Implement enterprise-grade security practices, including OAuth2, JWT, rate limiting, encryption, validation schemas, and OWASP recommendations.
- Maintain system reliability through comprehensive unit/integration testing (Jest, Mocha, Supertest) and CI/CD pipelines. 4. Leadership & Collaboration
- Collaborate with frontend engineers, product managers, and DevOps teams to deliver features end-to-end.
- Design: Solid understanding of microservices architecture, event-driven design, message queues (RabbitMQ, Kafka, AWS SQS), and asynchronous processing. DevOps/Cloud Literacy: Experience with Docker, Git version control, CI/CD pipelines, and cloud environments (AWS, GCP, or Azure). Education: Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
Verify JavaScript for this role
Free PRACTICE for JavaScript adds a verified skill signal that can boost how roles like this rank for you — optional, not required to browse or apply.
Sign up — verify JavaScript free →Want match scores and deeper insight? Create a free candidate profile
Job application FAQ
Last updated 8 November 2026
- How do I apply for Node.js Developer at Geoalgo Technologies?
- Open this job on Feedback AI and sign up free (or sign in). You can apply from the job detail page; match scores and skill gaps appear when your profile is complete. Geoalgo Technologies may attach structured assessments to interview rounds after you apply.
- Does Feedback AI show a match score for this Node.js Developer role?
- Yes after you add a resume or skills. Match score ranks this role against your profile — skills met, gaps, level, and location — so you prioritise applications where fit is strongest.
- Is Node.js Developer remote or on-site in Kolkata, West Bengal?
- This listing is marked on_site with location Kolkata, West Bengal. Confirm details on the job description before applying.
- What skills matter for this Node.js Developer role at Geoalgo Technologies?
- This is a mid-level Node.js Developer role. Key skills include skills listed in the job description. Feedback AI highlights matched vs missing skills on your profile after signup.