👋 Hello, I'm

Rajan Yadav

Senior Backend Engineer with 5+ years of experience building scalable, high-performance systems. Currently at Rapid7, working on cybersecurity products. Passionate about microservices architecture, cloud-native solutions, and engineering excellence.

Rajan Yadav — Senior Software Engineer at Rapid7, Java and Spring Boot expert
Available for opportunities
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Who I Am

I'm a Senior Software Engineer based in India, currently at Rapid7 building backend systems for a cybersecurity product. With over 5 years of hands-on experience, I specialize in high-throughput, fault-tolerant distributed systems using Java, Spring Boot, and cloud-native technologies.

Previously at Birdeye, I engineered backend systems serving 10M+ users monthly, achieving a 30% improvement in system throughput and 25% reduction in API latency. I thrive at the intersection of clean architecture, performance engineering, and developer experience.

I'm passionate about mentoring engineers, driving technical innovation, and building systems that scale gracefully under pressure. When I'm not coding, I write about backend engineering on Medium.

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Location
Indore, India
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Current Role
Senior Software Engineer @ Rapid7
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Education
B.E. Computer Science
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Resume

My Toolkit

Languages

Java Python JavaScript TypeScript C++ C

Backend & Testing

Spring Boot Spring Data Spring REST Hibernate Spring Security JUnit 5

Databases & Caching

SQL MongoDB Elasticsearch Redis

Messaging & Integration

Kafka Apache NiFi Microservices REST APIs

DevOps & Cloud

Docker Kubernetes Jenkins AWS Azure DevOps

Monitoring & Logging

Zabbix Kibana New Relic Splunk Coralogix

Web Development

HTML CSS Bootstrap Angular Node.js

Tools & IDEs

IntelliJ Postman Git Maven VS Code Jira

Projects

01 / PROJECT

Customer Experience Management Platform

Designed and developed scalable backend systems for BirdEye's customer experience management platform serving over 10 million users monthly. Architected microservices to handle high-traffic workloads with resilience and observability built in from the ground up.

Java Spring Boot Microservices AWS Kafka

02 / PROJECT

Performance Optimization System

Led end-to-end development of critical backend modules resulting in a 30% improvement in system throughput and 25% reduction in API latency. Implemented intelligent caching strategies and query optimization across distributed data stores.

Java Spring Boot Redis Elasticsearch New Relic

03 / PROJECT

Enterprise Application Backend

Built and deployed RESTful APIs using Spring Boot, Spring, and Hibernate supporting various modules in enterprise-level applications. Established CI/CD pipelines via Azure DevOps ensuring smooth deployments across development and integration environments.

Spring Boot Hibernate Angular Azure DevOps SQL

Work Experience

Senior Software Engineer

Dec 2025 — Present

Rapid7

  • Building and maintaining backend services for a cybersecurity product, focusing on scalability, reliability, and security-first design principles.
  • Designing and implementing high-performance Java and Spring Boot microservices that process and analyze security telemetry data at scale.
  • Collaborating with cross-functional teams to deliver robust backend APIs that power threat detection and incident response workflows.
  • Applying best practices in secure coding, code reviews, and system design to uphold the high standards expected in a security-focused engineering environment.

Senior Engineer

Sep 2025 — Dec 2025

Apexon

  • Led backend architecture and development for enterprise solutions using modern cloud-native technologies.
  • Designed and implemented scalable microservices architecture to support high-traffic applications.
  • Mentored development teams on best practices for code quality, testing, and system design.
  • Collaborated with cross-functional teams to deliver robust and performant backend solutions.

Software Backend Engineer

Oct 2022 — Aug 2025

Birdeye — Gurugram, India

  • Designed, developed, and maintained scalable backend systems for BirdEye's customer experience management platform serving over 10 million users monthly, using Java, Spring Boot, and microservices architecture.
  • Worked closely with frontend teams using Angular and TypeScript, contributing to API design, integration, and improving client-server contracts.
  • Led end-to-end development of critical backend modules, resulting in a 30% improvement in system throughput and reduced latency by 25% in key APIs.
  • Integrated monitoring and alerting tools (Elastic, Zabbix, New Relic) to proactively resolve performance issues, reducing downtime and improving system observability.
  • Utilized AWS Services (S3, RDS, Lambda, EC2) for hosting and scaling backend services in staging and QA environments.
  • Conducted thorough code reviews, enforced clean coding standards, and mentored junior developers.

Specialist Programmer

Sep 2020 — Oct 2022

Infosys Ltd. — Pune, India

  • Built and deployed RESTful APIs using Spring Boot, Spring, and Hibernate, supporting various modules in enterprise-level applications.
  • Deployed backend services across development and integration environments using Azure DevOps, ensuring smooth CI/CD workflows.
  • Developed frontend components using Angular and TypeScript for internal web applications, ensuring responsive design and smooth API integration.
  • Delivered projects using Agile Scrum methodology, contributing to sprint planning, daily stand-ups, and retrospectives.

Education

Bachelor of Engineering — Computer Science

Susila Devi Bansal College of Technology, Indore, India

2016 — 2020 CGPA: 7.5

Higher Secondary School — Science

Govt. H. Sec. School, Indore, India

2015 — 2016 88%

High School

Miradwal Public High School, Indore, India

2013 — 2014 81%

Contact Me

I'm always open to new opportunities, collaborations, or just a good tech conversation. Drop me a message and I'll get back to you as soon as possible.

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