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Building stuff
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Building stuff
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Achievement: Pull Sharkx2

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Achievement: Pull Sharkx2

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Soumen-No-Hako/README.md

Hi there, I'm Soumen Mitra πŸ‘‹

LinkedIn LeetCode GitHub Email

πŸ’» Profile Summary

Senior Backend & Systems Engineer with 4.5 years of experience specializing in Spring Boot microservices, distributed systems, and event-driven architectures (Apache Kafka, AWS, Kubernetes). Currently exploring and deploying Local LLMs, Agentic workflows, and MCPs (Model Context Protocols).

  • πŸ“ Location: Hyderabad, India
  • πŸ’Ό Role: Senior Associate Consultant at Infosys (ex-Cognizant)
  • πŸ”­ Currently building: Native SCM text editor tooling and local LLM runtime experiments

πŸ› οΈ Technical Stack & Tooling

Domain Technologies & Frameworks
Languages Java, Go, Lua, SQL, Bash
Backend & Architecture Spring Boot, Microservices, REST APIs, Distributed Systems
Messaging & Streaming Apache Kafka, Dead Letter Queues (DLQ)
Cloud & DevOps AWS (EC2, ECS/EKS), Kubernetes (K8s), OpenShift, Docker, Terraform
AI & LLMs Ollama, llama.cpp, Local LLMs (Llama 3.2, Qwen 2.5), Agentic Workflows, MCPs
Security & Auth OAuth2, JWT, Step-up Authentication
Observability & Tools Splunk, Datadog, Prometheus, Spring Boot Actuator, Git, Maven, Gradle

πŸš€ Featured Repositories & Projects

πŸƒ Mana-Royale

  • Stack: Go, Ollama, Local LLMs
  • Implements a local AI card game with bluffing mechanics powered entirely by local runtime models (no external cloud API dependencies).
  • Uses custom modelfiles and prompt/context engineering to simulate dynamic opponent deception and psychological tactics.

πŸ—‚οΈ Karm

  • Stack: Java, Spring Boot, CLI
  • Dual-mode task and project tracking utility operating in both CLI and Spring Boot modes.
  • Manages work breakdown items, execution progress, and storage of associated multimedia assets (images, videos).

🌐 Soumen-No-Hako.github.io

  • Personal portfolio and technical write-up showcase.

πŸ“Š Production Experience Highlights

  • Enterprise Gateway Modernization (Infosys): Built and maintained Lua/Spring Boot API gateways and microservices deployed to Kubernetes via Terraform on AWS; migrated legacy OAuth1 services to modern OAuth2/JWT security patterns.
  • Agentic Automation: Designed Go-based agentic testing pipelines running local LLMs (Llama 3.2, Qwen) via Ollama on Linux environments.
  • High-Throughput Ingestion (Cognizant): Engineered Kafka-based asynchronous pipelines on AWS EC2 processing 150–250MB dynamic spreadsheets, reducing legacy batch latency from 21 days down to 5 minutes with dead-letter queue resilience and Prometheus metrics.

πŸ“¬ Connect With Me

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  1. Karm Karm Public

    A Java application to create work items, project structures. To keep track of projects, progress. A productivity solutions for left behind works. Karm - derives from Karam (in sanskrit). means Work

    Java 2

  2. Mana-Royale Mana-Royale Public

    A simple game of bluff using LLM. AI will bluff you. Can you beat it?

    Go 1

  3. maya maya Public

    A text editor created from scratch. CLI text editor as Vim. Vision is to have SCM like git, flexibility as IDE. A project to make other project. Without being bloat

    Go

  4. anobik anobik Public

    আণবিক(aa-no-bick) or Molecular is small, simple collection of agents, templates, modelfiles. This is to be used as quick reference