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ritwikranjan/README.md

Hi there, I'm Ritwik Ranjan ๐Ÿ‘‹

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๐Ÿš€ About Me

I'm a Software Development Engineer II at Microsoft with expertise in cloud-native networking, observability, and distributed systems. Currently based in Dublin, Ireland ๐Ÿ‡ฎ๐Ÿ‡ช, I work on enhancing developer productivity and building scalable network observability solutions.

๐ŸŽฏ Quick Facts

  • ๐Ÿ”ญ Working on network observability and eBPF-based solutions at Microsoft
  • ๐Ÿ› ๏ธ Tech Stack: Go, Kubernetes, eBPF, Python, Java, Kotlin, TypeScript
  • ๐Ÿ† IEEE Richard E. Merwin Scholar (Fall 2021)
  • ๐Ÿ“š B.Tech Computer Engineering from Delhi Technological University (8.83/10.0)
  • ๐ŸŽค KubeCon enthusiast & open-source contributor

๐Ÿ’ผ Professional Experience

Software Development Engineer II @ Microsoft

August 2024 - Present | Dublin, Ireland

  • ๐Ÿš€ Enhancing developer productivity through CI/CD improvements and test automation
  • ๐Ÿ” Building network observability solutions with focus on multi-cloud compatibility
  • ๐Ÿ“Š Reduced memory usage by ~15% through performance optimization
  • ๐ŸŽฏ Contributing to open-source projects and community engagement

Software Development Engineer I @ AWS CloudWatch

September 2022 - July 2024 | Dublin, Ireland

  • ๐Ÿ“Š Operated services at massive scale: managing quadrillions of metric observations
  • ๐Ÿ”ง Full lifecycle management of critical AWS infrastructure projects
  • โšก Focus on scalability, performance optimization, and continuous service improvement

๐Ÿ—๏ธ Featured Projects & Contributions

๐Ÿ”ฌ Network Performance Testing Framework

  • Developed comprehensive eBPF datapath testing framework for Kubernetes clusters
  • Refactored OSS benchmarking tools into modular, extensible framework
  • Enabled seamless CI/CD integration with standardized JSON output
  • Tech: Go, Kubernetes, eBPF, GitHub Actions

๐Ÿ› ๏ธ Developer Productivity Enhancements

  • Implemented manual trigger options for E2E and performance tests via GitHub Actions
  • Made tests pluggable across any Kubernetes cluster using kubeconfig
  • Improved operational visibility through enhanced logging and troubleshooting guides
  • Tech: GitHub Actions, Kubernetes, Go

๐Ÿ“Š Performance Optimization & Monitoring

  • Resolved critical memory spike issue causing pod OOM kills
  • Achieved ~15% memory reduction through root cause analysis
  • Implemented time series cardinality tracking with custom alerting
  • Tech: Go, pprof, Prometheus, Azure Monitor

๐ŸŒŸ Open Source Contributions

  • Active contributor to network observability projects
  • Improved documentation and standardized nomenclature for better contributor experience
  • Co-authored CFP submissions for KubeCon London 2025

๐Ÿ› ๏ธ Technical Skills

Go Kubernetes Java Kotlin Python TypeScript AWS Azure

๐Ÿ”ง Expertise Areas

  • Cloud Native: Kubernetes, eBPF, Service Mesh, Container Networking
  • Observability: Distributed Tracing, Metrics, Logging, Performance Profiling
  • Languages: Go, Java, Kotlin, Python, TypeScript, C/C++
  • Tools: GitHub Actions, Prometheus, Azure Monitor, AWS CloudWatch

๐Ÿ† Achievements & Recognition

  • ๐ŸŽค KubeCon India 2024 - Attended and delivered knowledge-sharing session
  • ๐Ÿ“ KubeCon London 2025 - Co-authored CFP submission (waitlisted)
  • ๐Ÿฅ‡ IEEE Richard E. Merwin Scholarship (Fall 2021) - $1000 scholarship
  • ๐Ÿ“ WIE Best Paper Award - IEEE R10 Student Research Paper Contest (2021)
  • ๐ŸŒŸ Outstanding Volunteer Award - IEEE Delhi Section (2021)
  • ๐Ÿ‘ฅ IEEE DTU Chairperson - Led student chapter (2018-2022)

๐ŸŒ Career Journey

graph LR
    A[DTU Student<br/>2018-2022] --> B[Internships<br/>EnrichAI, CitiBank, Gromo<br/>2020-2022]
    B --> C[SDE I<br/>AWS CloudWatch<br/>2022-2024]
    C --> D[SDE II<br/>Microsoft<br/>2024-Present]
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๐Ÿ“Š GitHub Stats

GitHub Stats

Top Languages

๐ŸŽฏ Current Focus

  • ๐Ÿ”ญ Building cloud-native network observability solutions
  • ๐ŸŒฑ Exploring eBPF for high-performance networking
  • ๐Ÿ‘ฏ Contributing to open-source Kubernetes ecosystem
  • ๐Ÿ’ฌ Ask me about distributed systems, cloud networking, or performance optimization
  • ๐ŸŽค Preparing technical talks for cloud-native conferences

๐Ÿš€ Recent Talks & Community Engagement

  • KubeCon India 2024 - Attendee & Knowledge Sharing
  • Open Source Contributions - Active in network observability projects
  • Technical Writing - Creating comprehensive documentation and TSGs

๐ŸŽฎ Beyond Code

When I'm not optimizing systems and building tools, you'll find me:

  • ๐Ÿ“š Reading novels (The Witcher & Harry Potter enthusiast!)
  • ๐Ÿ‘จโ€๐Ÿณ Experimenting with culinary adventures
  • ๐Ÿค Volunteering for community causes
  • ๐Ÿš€ Exploring emerging tech trends
  • โœˆ๏ธ Attending tech conferences and meetups

๐Ÿ“ซ Let's Connect!

I'm always open to discussing cloud-native technologies, performance optimization, or collaboration opportunities!

LinkedIn Email

"Building the future of cloud networking, one commit at a time" ๐Ÿš€

Pinned Loading

  1. microsoft/retina microsoft/retina Public

    eBPF distributed networking observability tool for Kubernetes

    Go 3k 251

  2. Azure/perf-tests Azure/perf-tests Public

    Forked from kubernetes/perf-tests

    Kubernetes Performance tests and benchmarks

    Go 1 7

  3. cilium/cilium cilium/cilium Public

    eBPF-based Networking, Security, and Observability

    Go 22.3k 3.4k