Suraj Kumar Singh

Senior Backend Engineer

$ cat stats.json

years_experience

performance_boost_%

system_uptime_%

developers_trained

$ ./execute_actions.sh

[ contact_me ] [ view_projects ] [ download_cv ]

profile.img

STATUS: Available for opportunities

$ ls -la /skills

Technical Arsenal

> Mastering modern backend technologies to build scalable systems

⚙️ backend_development

Java 8-21
Spring Boot 3.3.x
Spring MVC
Spring Data JPA
Hibernate ORM
Spring Batch

🔐 security_auth

Spring Security
JWT Tokens
OAuth2 Protocol
AES/RSA Encryption
RBAC Systems

🏗️ microservices

Spring Cloud
REST APIs
Event-Driven Architecture
API Gateway
Resilience4j

📡 messaging_systems

Apache Kafka
Kafka Streams
RabbitMQ
WebSocket

⚡ caching_performance

Redis Cache
Apache Ignite
Distributed Caching
JVM Tuning

📊 observability

OpenSearch
Fluent Bit
Prometheus
Grafana
Micrometer

🗄️ databases

Oracle DB
MySQL
PostgreSQL
SQL/PL-SQL

☁️ cloud_devops

AWS EKS
Docker
Kubernetes
Jenkins CI/CD

$ git log --all --graph

Career Timeline

> Building enterprise systems and mentoring developers

[ May 2023 – Present ]

Senior Java Spring Boot Developer

Prounce Solution, Hyderabad

Leading backend architecture for enterprise financial platforms

Architected microservices using Java 21 and Spring Boot 3.3.x serving 10,000+ concurrent users
Reduced API latency by 65% through Redis and Apache Ignite distributed caching
Built centralized observability with OpenSearch, Fluent Bit, Prometheus achieving 99.9% uptime
Implemented JWT/OAuth2 security with AES/RSA encryption for financial transactions
Designed event-driven architecture using Kafka and WebSocket for real-time processing
Created Common Service module reducing code duplication by 30% across 15+ services

[ Nov 2021 – May 2023 ]

Java Trainer

editOneTheme / NareshIT, Hyderabad

Mentoring aspiring developers in Core Java, Spring Boot, and microservices

Trained 50+ professionals in Java, Spring Boot, and Microservices best practices
Conducted hands-on sessions on OOPs, Collections, Multithreading, and JDBC
Guided students through end-to-end project development and cloud deployment
Delivered workshops on Spring Security, REST APIs, and Hibernate integration

$ tree ./projects -L 2

Featured Projects

> Enterprise applications architected and delivered with excellence

💰 ACTIVE

Financial Application

Enterprise financial management platform with multi-level workflows, real-time processing, and comprehensive audit trails. Handles high-volume transactions with 99.9% uptime.

Spring Boot 3.3.x Java 21 Kafka Redis Apache Ignite OpenSearch

🎫 ACTIVE