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VectorSigmaOmega/README.md

Hey, I'm Abhinash Dutta 👋

Lego developer

AI Engineer | Backend Engineer | Systems Programmer

I build applied AI products, backend systems, and low-level Linux software. Most of my work sits around retrieval and agent workflows, distributed services, and systems close to the kernel and networking stack.

PortfolioLinkedInEmail


Tech Stack

  • Applied AI: LangGraph FAISS pgvector RAG Pipelines Agents RAGAS Langfuse MCP Google Gemini
  • Backend: Go Python TypeScript FastAPI PostgreSQL Redis MinIO
  • Infra & Ops: Docker Kubernetes Prometheus Grafana Alertmanager Ansible Caddy
  • Systems & Runtime: C++20 C Linux Internals eBPF/XDP libbpf Namespaces cgroups

Featured Projects

Applied AI

  • AnchorPython, FastAPI, LangGraph, PostgreSQL, pgvector, Langfuse
    Citation-grounded RAG system over Indian financial regulations using hybrid retrieval, reranking, and continuous evaluation.

  • StewardPython, LangGraph, MCP, E2B, PostgreSQL, pgvector
    Autonomous GitHub issue triage and resolution agent with explicit state-machine control, sandboxed tool execution, and memory across runs.

Backend / Infra

  • PhotonGo, Postgres, Redis, Kubernetes
    Async image-processing backend with worker queues, object storage, and observability.

  • GuardianPython, Prometheus, Ansible
    Monitoring and auto-remediation pipeline that bridges Prometheus alerts to automated Ansible playbooks.

Systems / C++

  • K-WatchC++, eBPF/XDP
    High-performance network observability engine with SYN-flood detection and auto-mitigation built on kernel-level instrumentation with sub-5% CPU overhead.

  • VortexC++, Linux
    Zero-dependency container runtime built from scratch using Linux namespaces, cgroups, and filesystem isolation.

  • PacketForgeC++20
    Userspace L2/L3 network stack that hand-crafts ARP, ICMP, and raw Ethernet frames over AF_PACKET.

ECE student at NIT Silchar, currently seeking internships and software engineering roles.


An image of @vectorsigmaomega's Holopin badges, which is a link to view their full Holopin profile

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  1. Photon Photon Public

    TypeScript

  2. Guardian Guardian Public

    Python

  3. K-Watch K-Watch Public

    C++

  4. Collaborate. Collaborate. Public

    A real-time shared whiteboard

    JavaScript

  5. PacketForge PacketForge Public

    C++

  6. Sentinel Sentinel Public

    TypeScript