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Rohit Kumar

Backend Software Engineer

Backend engineer specializing in distributed systems and microservices. Go, Rust, and PostgreSQL. AWS certified solutions architect.

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Verifications

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Proof-of-Work Verified

Developer Profile

Languages

Go
Rust
Python

Frameworks

Gin
Actix
FastAPI
gRPC

Tools

Kubernetes
Terraform
PostgreSQL
Redis
rohitkumar
5+ years experience
Open to Work

Projects

go-microservice-template

Production-grade Go microservice template with OpenTelemetry, gRPC, and PostgreSQL

Go
gRPC
PostgreSQL
OpenTelemetry
72095

go-microservice-template

Production-grade Go microservice template with OpenTelemetry, gRPC, and PostgreSQL

Go
gRPC
PostgreSQL
OpenTelemetry
72095

rust-event-store

Event sourcing library in Rust with CQRS support and PostgreSQL persistence

Rust
PostgreSQL
Event Sourcing
34028

rust-event-store

Event sourcing library in Rust with CQRS support and PostgreSQL persistence

Rust
PostgreSQL
Event Sourcing
34028

Experience

Zerodha

Senior Backend Engineer

Zerodha
Company Email
Jun 2022 - Present(3 yrs 9 mos)Bangalore, India
Full-time
Hybrid

Building high-throughput order matching systems handling 15M+ daily orders. Zero downtime deployments.

  • •Reduced order latency from 12ms to 3ms
  • •Designed event sourcing architecture for audit compliance
Go
Rust
PostgreSQL
Kafka
Kubernetes
Juspay

Backend Developer

Juspay
Mar 2020 - May 2022(2 yrs 2 mos)Bangalore, India
Full-time
On-site

Built payment processing microservices handling ₹500Cr+ monthly transactions.

  • •Achieved 99.99% uptime for payment gateway
  • •Migrated monolith to 12 microservices
Haskell
Go
PostgreSQL
Redis
Infosys

Systems Engineer

Infosys
Jan 2018 - Feb 2020(2 yrs 1 mo)Pune, India
Full-time
On-site

Developed REST APIs for telecom billing systems serving 50M+ subscribers.

  • •Reduced API response time by 60%
Java
Spring Boot
MySQL
Docker

Work Samples

Go Microservices Toolkit

Go Microservices Toolkit

Lightweight Go toolkit for building event-driven microservices

Distributed Rate Limiter

Distributed Rate Limiter

Redis-based distributed rate limiting library in Rust

Templates

Admin Dashboard Pro
₹499

Admin Dashboard Pro

Full-featured admin dashboard with charts, tables, and auth.

674.7
dashboard
Admin Dashboard Pro
₹499

Admin Dashboard Pro

Full-featured admin dashboard with charts, tables, and auth.

674.7
dashboard

Services & Pricing

Backend Architecture Review

Deep dive into your backend systems for scalability and reliability

₹6,000 / 1-2 days
  • System design review
  • Database optimization
  • API architecture audit
  • Scalability recommendations
Popular

Microservices Migration

Plan and execute monolith to microservices migration

₹50,000 / 6-8 weeks
  • Architecture planning
  • Service decomposition
  • Data migration strategy
  • CI/CD setup
  • Monitoring setup

Testimonials

“Rohit is a rare backend engineer who thinks about the entire system. His migration from monolith to microservices was surgical and without any downtime. Remarkable work.”

AN

Akshay Nair

CTO, Juspay

via LinkedIn

“Outstanding Go and Rust developer. Rohit reduced our order processing latency by 4x. His code is clean, well-tested, and production-ready from day one.”

DK

Deepa Krishnan

Engineering Manager, Zerodha

via Direct
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