Senior DevOps and Software Engineer · AWS · Kubernetes · Blockchain · AI/LLM

Profile

Senior DevOps & Software Engineer with 20+ years of experience designing and operating cloud-native systems on AWS, building Kubernetes- and serverless-based platforms, integrating AI/LLM and blockchain/web3 components, and leading automation and reliability initiatives.

Open to fully remote roles (10+ years of remote work) focused on:

  • Cloud & DevOps (AWS, Kubernetes, Terraform, CI/CD)
  • AI/LLM infrastructure and integrations
  • Blockchain/web3 backends and DeFi platforms

Key Highlights

  • Designed and operated secure, scalable AWS architectures using Terraform, Serverless Framework, and GitOps.
  • Deep hands-on experience with Kubernetes (EKS and self-hosted), Docker, and TalosOS on Proxmox with Cilium.
  • Built and integrated AI/LLM systems using LangChain (Python & JS), LangGraph, Crew.AI, Flowise, OpenAI-/Anthropic-like APIs, and RAG pipelines.
  • Developed blockchain/web3 solutions with Ethereum, web3.py, The Graph, and DeFi integrations.
  • Strong background in backend/API development with Python, Node.js, Go, and modern frameworks (FastAPI, Flask, Django DRF, Nest.js, etc.).

Recent Experience (Selected)

  • Senior DevOps Engineer – BeeTechy LLC (2024–2025)
    Migrated EC2 workloads to Terraform-managed, Docker-based infrastructure on AWS; optimized costs and supported teams with CI/CD and performance tuning.

  • DevOps & Engineering Manager – EventCartel LLC (2018–2024)
    Led AWS/Terraform-based IaC, Kubernetes (EKS/Proxmox), and GitLab CI/CD; implemented secure, observable architectures for production systems.

  • Senior Backend & DevOps Engineer – TokensFarm & DcentraLab (2021–2023)
    Built DeFi and web3 backends on AWS with Terraform, Kubernetes, and Serverless; implemented wallet/transaction logic, DApps, and The Graph–based indexing.

  • DevOps & AI LLM Services Developer – Agentsmith (2023–2024)
    Integrated Hugging Face, LangChain, Flowise, OpenAI, Anthropic, and merchant-focused chatbots into a unified AI platform with Docker and CI/CD.

Core Tech

  • Cloud & DevOps: AWS, Terraform, Serverless Framework, Docker, Kubernetes (EKS, self-hosted), TalosOS, GitOps, GitLab/GitHub CI/CD.
  • AI / LLM: LangChain, LangGraph, Crew.AI, Flowise, RAG architectures, SWE-bench–style evaluation, OpenAI-/Anthropic-like APIs.
  • Blockchain / Web3: Ethereum, web3.py, smart contracts, DApps, The Graph, DeFi integrations.
  • Backend: Python, Node.js, Go; FastAPI, Flask, Django DRF, Nest.js, Express.js, etc.
  • Contact form: here
  • Website: https://webomage.com
  • LinkedIn: https://linkedin.com/in/casualuser
  • Upwork: https://upwork.com/freelancers/casualuser
  • Full CV: here