Krishna Kumar Sharma

Krishna Kumar Sharma

Chandigarh, India

Krishna Kumar Sharma

Web application developer specially in e-commerce
Core Services I Offer
1. Full-Stack Web Application Development
Backend Mastery: Building secure, high-performance RESTful APIs and microservices using Java 17/21, Spring Boot, Spring Cloud, and Hibernate/JPA.

Modern Frontend: Developing responsive, state-managed user interfaces using Angular or React, ensuring smooth user experiences and clean architectural boundaries.

Database Architecture: Designing optimized data models for Relational (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis) databases.

2. Distributed Systems & Microservices Design
Breaking down legacy monoliths using the Strangler Fig pattern without interrupting your live business operations.

Implementing robust data consistency patterns across services using Saga, CQRS, and Event-Sourcing patterns.

Setting up API Gateways, Service Discovery, and Centralized Configuration to ensure smooth service-to-service communication.

3. Resilience, Performance, & Event-Driven Architecture
Designing Event-Driven Architectures (EDA) using brokers like Apache Kafka or RabbitMQ for asynchronous, decoupled data streaming.

Protecting your systems from cascading network failures by implementing Circuit Breakers (Resilience4j) and rate-limiting.

Optimizing slow queries, memory leaks, and profiling JVM performance to cut your cloud hosting costs.

4. Technical Leadership & Team Uplift
Code Reviews & Best Practices: Establishing Clean Code principles, SOLID design standards, and robust automated testing strategies (JUnit, Mockito).

CI/CD Pipeline Setup: Automating your deployment pipelines using Docker, Kubernetes, and GitHub Actions / Jenkins to ensure zero-downtime deployments.

💼 Ideal Project Engagements
Greenfield Projects: You have a product vision, and you need an expert to select the tech stack, design the architecture, and write the foundation code correctly from Day 1.

Monolith to Microservices Migration: Your current system is bottlenecked, and you need a strategic plan and execution to break it into microservices.

Technical Rescue: Your platform is experiencing performance lags, data synchronization issues, or unmaintainable technical debt, and you need a senior lead to fix it.

Why Hire Me?
I bring the architectural rigor of Fortune 500 enterprise projects to your startup or mid-sized business. You get clean, self-documenting code, production-grade architecture, and a strategic partner who understands how technical decisions impact your business timeline and budget.

Working hours

  • Monday:09h30 To 18h30
  • 13h00 To 14h00
  • Tuesday:09h30 To 18h30
  • 13h00 To 14h00
  • Wednesday:09h30 To 18h30
  • 09h30 To 14h00
  • Thursday:09h30 To 18h30
  • 09h30 To 14h00
  • Friday:09h30 To 18h30
  • 09h30 To 14h00
  • Saturday:Not available
  • Sunday:Not available
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