Senior Backend Engineer (Node.js/TypeScript)

Smart Soc Solutions; Chennai District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Smart Soc Solutions is seeking a seasoned Senior Backend Engineer in India to stabilize services, diagnose bottlenecks, and enhance data processing for a resilient API layer. The role focuses on Node.js/TypeScript at scale, cloud-based environments, and Headless CMS optimization.

Ideal candidates have 6+ years in backend development, strong PostgreSQL expertise, API tuning, caching strategies, and experience with AWS.

Qualifications

• 6+ years of backend application development experience in cloud-based environments.
• Production-level proficiency in Node.js / TypeScript at scale, with specific experience optimizing Headless CMS architectures.
• Strong understanding of API performance tuning, concurrency management, and data-caching strategies.
• Advanced PostgreSQL optimization skills, specifically profiling query execution plans, optimizing indexes, and refactoring complex ORM abstractions.
• Good understanding of Computer Science fundamentals.

Responsibilities

• Collaborate with the team on solution architecture, design, and implementation.
• Refactor backend services and optimize database performance to eliminate bottlenecks and streamline payload delivery.
• Streamline our API delivery layer to ensure stable, predictable, and highly available data flows.
• Document optimization practices and ensure a clean technical hand-off to the internal team.

Skills

Node.js / TypeScript

Backend development

API performance tuning

PostgreSQL optimization

Data caching strategies

Architectural refactoring

AWS cloud

Load testing

Frontend integration

Computer science fundamentals

Job description

The Role: (Preferred only immediate joiners)

We are seeking a seasoned Senior Backend Engineer with deep proficiency in Node-based frameworks to join us for a service stabilization project.

You will work alongside with our core engineering team to diagnose architectural bottlenecks, enhance data processing efficiency, and deliver a resilient API service layer.

Role & responsibilities

• Collaborate with the team on solution architecture, design, and implementation.
• Refactor backend services and optimize database performance to eliminate bottlenecks and streamline payload delivery.
• Streamline our API delivery layer to ensure stable, predictable, and highly available data flows.
• Document optimization practices and ensure a clean technical hand-off to the internal team.

Preferred candidate profile

• 6+ years of backend application development experience in cloud-based environments.
• Production-level proficiency in Node.js / TypeScript at scale, with specific experience optimizing Headless CMS architectures.
• Strong understanding of API performance tuning, concurrency management, and data-caching strategies.
• Advanced PostgreSQL optimization skills, specifically profiling query execution plans, optimizing indexes, and refactoring complex ORM abstractions.
• Good understanding of Computer Science fundamentals.

In addition, preferable skills and behaviors include:

• Familiarity with AWS cloud infrastructure.
• Experience with load-testing strategies and application performance monitoring.
• Familiarity with frontend integration to assist with admin portal plugins if necessary.