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TomCoder/README.md

Hi there πŸ‘‹ Thomas Mugo πŸš€

Senior Backend & Data Engineer | Distributed Systems | Cloud Architecture πŸ“ Nairobi, Kenya (GMT+3) | Remote-Ready

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⚑ What I Do

I design and operate high-scale backend and data systems powering real-time platforms and AI-driven products.

  • 🧠 10+ years engineering experience
  • πŸ“Š Built streaming pipelines processing 200M+ records
  • ☁️ Production systems on GCP & AWS
  • πŸ— Architected distributed microservices & event-driven systems
  • πŸ‘₯ Led engineering teams & owned full SDLC delivery

I build systems that are scalable, observable, fault-tolerant, and production-grade.


🧩 Core Expertise

πŸ— Distributed Backend Systems

  • Python (Django, Flask, FastAPI)
  • REST APIs & Microservices
  • System Design & Architecture
  • Caching & Concurrency (Redis)
  • Search & Indexing (ElasticSearch)
  • API Contracts & Integration Design

πŸ“Š Data Engineering & Streaming

  • Apache Beam (Streaming + Batch)
  • GCP Dataflow
  • BigQuery
  • Pub/Sub
  • Bigtable
  • PySpark
  • Kafka
  • ETL / ELT Pipelines
  • Data Warehouse Design
  • Event-Driven Architectures

Built real-time pipelines transforming Avro streams into validated analytical and operational data layers.


☁️ Cloud & DevOps

  • Google Cloud Platform (GCP)
  • Amazon Web Services (AWS)
  • Docker
  • Kubernetes
  • Terraform
  • Jenkins
  • CI/CD Automation
  • Cloud Run / Cloud Functions

Designed and deployed containerized microservices in production environments.


πŸ—„ Data & Storage

  • PostgreSQL
  • MySQL
  • MongoDB
  • Redis
  • MSSQL
  • ElasticSearch

🎨 Frontend Collaboration

(Full-stack capable, backend-first engineer)

  • React
  • Vue
  • JavaScript (ES6+)
  • d3.js / dc.js
  • HTML5 / CSS3 / Sass

I build backend systems that frontend teams love integrating with.


πŸ’Ό What I’ve Built

  • πŸ”Ή AI-powered recruitment platforms
  • πŸ”Ή Real-time interaction counters & user profiling systems
  • πŸ”Ή BigQuery ↔ Bigtable data validation frameworks
  • πŸ”Ή Telecom & commodity management platforms
  • πŸ”Ή Public health analytics & procurement systems
  • πŸ”Ή Payment integrations (Stripe, PayPal)
  • πŸ”Ή Scalable SaaS logistics platforms

πŸ‘¨β€πŸ’Ό Leadership & Impact

  • Led backend & data engineering initiatives end-to-end
  • Managed cross-functional teams (backend, frontend, data)
  • Owned architecture decisions & technical strategy
  • Conducted code reviews & enforced engineering standards
  • Delivered under aggressive timelines while maintaining quality

I combine deep technical execution with engineering leadership.


πŸ“ˆ Currently Focused On

  • Advanced streaming architectures
  • Cost-efficient cloud-native design
  • Distributed systems reliability
  • AI-ready data platforms
  • Staff-level system design mastery

🀝 Open To

  • Senior Backend Engineer roles
  • Senior / Staff Data Engineer roles
  • Engineering Leadership opportunities
  • Remote global teams

πŸ”₯ Industries of interest

  • FinTech
  • AI platforms
  • Marketplaces
  • SaaS infra companies
  • Data-heavy startups

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