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I am a Senior Full Stack AI Engineer with 9+ years of experience building cloud platforms, automation systems, and AI-enabled microservices. I focus on clean architecture, scalable distributed systems, and mentoring teammates to raise engineering standards. I enjoy delivering fast, reliable systems and pursuing hands-on work across backend, frontend, and ML workflows—exploring modern frameworks, ML tooling, and MLOps to bring practical, AI-powered features to products.…I am a Senior Full Stack AI Engineer with 9+ years of experience building cloud platforms, automation systems, and AI-enabled microservices. I focus on clean architecture, scalable distributed systems, and mentoring teammates to raise engineering standards. I enjoy delivering fast, reliable systems and pursuing hands-on work across backend, frontend, and ML workflows—exploring modern frameworks, ML tooling, and MLOps to bring practical, AI-powered features to products.

Michał Milewski

Full Stack Developer, Back-End Developer, AI Engineer, +5

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I am a Senior Full Stack AI Engineer with 9+ years of experience building cloud platforms, automation systems, and AI-enabled microservices. I focus on clean architecture, scalable distributed systems, and mentoring teammates to raise engineering standards. I enjoy delivering fast, reliable systems and pursuing hands-on work across backend, frontend, and ML workflows—exploring modern frameworks, ML tooling, and MLOps to bring practical, AI-powered features to products.…I am a Senior Full Stack AI Engineer with 9+ years of experience building cloud platforms, automation systems, and AI-enabled microservices. I focus on clean architecture, scalable distributed systems, and mentoring teammates to raise engineering standards. I enjoy delivering fast, reliable systems and pursuing hands-on work across backend, frontend, and ML workflows—exploring modern frameworks, ML tooling, and MLOps to bring practical, AI-powered features to products.

Available to hire

I am a Senior Full Stack AI Engineer with 9+ years of experience building cloud platforms, automation systems, and AI-enabled microservices. I focus on clean architecture, scalable distributed systems, and mentoring teammates to raise engineering standards.

I enjoy delivering fast, reliable systems and pursuing hands-on work across backend, frontend, and ML workflows—exploring modern frameworks, ML tooling, and MLOps to bring practical, AI-powered features to products.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior Full Stack Developer at Billennium

January 1, 2024 - January 1, 2026

Directed automation-focused platforms and AI-enhanced services, owning backend architecture, real-time dashboards, and engineering standards. Engineered 7+ Django REST microservices and real-time Next.js dashboards, accelerating automation workflow speed and responsiveness. Delivered AI-integrated features, including Model Context Protocol (MCP) endpoints and internal automation agents, reducing manual operations across multiple teams. Architected modular APIs backed by PostgreSQL, Redis, and RabbitMQ, enabling fault-tolerant task pipelines handling thousands of events/day. Introduced WebSocket-based dashboards enabling low-latency data updates and smoother user interactions. Deployed monitoring and profiling tools that improved incident detection and reduced recovery time. Guided junior developers and led code reviews; standardized test suites (pytest + Jest), increasing coverage from ~45% to 80%.

Backend / AI Engineer at Thoughtworks

January 1, 2022 - January 1, 2024

Built secure ML-powered microservices for financial fraud detection and compliance automation. Developed FastAPI/Flask microservices for real-time fraud detection pipelines backed by TensorFlow inference services. Incorporated LangChain + Pinecone-based RAG enrichment to deliver context-aware scoring and minimize false positives. Published internal APIs and utilities exposing model outputs, anomaly signals, and risk insights to analyst-facing tools. Shaped schemas, data contracts, and feature interfaces in partnership with data engineering groups. Launched services on AWS ECS, with full IAM, VPC, autoscaling, and monitoring for regulated environments. Ensured compliance with audit/logging standards and data-governance requirements.

Senior Backend / GraphQL Engineer

January 1, 2021 - January 1, 2022

Strengthened high-performance GraphQL platforms across distributed internal systems. Constructed scalable GraphQL services powering analytics and customer intelligence platforms. Crafted type-safe schemas and optimized resolvers with dataloaders to cut query latency significantly. Rolled out a federated GraphQL architecture unifying authentication, analytics, and billing services. Enhanced responsiveness using PostgreSQL storage and Redis-based caching layers. Produced CI/CD pipelines in GitHub Actions for schema validation, versioning, and automated testing.

Full Stack Developer at Sunscrapers

January 1, 2019 - January 1, 2022

Modernized a high-traffic ERP/logistics platform with faster backend processing and automated workflows. Revitalized ERP APIs using FastAPI, improving throughput and reducing latency for logistics operations. Introduced Go-based workers to handle queue-driven tasks like inventory sync, shipment updates, and bulk imports. Reduced frontend load time by ~40% through Angular lazy-loading and Redis caching strategies. Coordinated automated communication flows using Twilio Voice API, reducing manual operator effort. Implemented Azure AD SSO and RBAC for secure, role-based platform access.

Python Developer at Eureka Software Solutions Inc.

January 1, 2016 - January 1, 2019

Developed backend microservices supporting cloud-based media management and search. Integrated S3, SNS, and Lambda into media ingestion pipelines to support uploads and metadata extraction. Constructed ElasticSearch indexing for metadata, improving search accuracy and filtering speed. Employed NumPy/Pandas for metadata cleaning and feature extraction. Leveraged async processing with aiohttp/Celery to keep APIs responsive under heavy workloads. Collaborated with frontend/data teams to design endpoints and maintain reliable data flows.

Senior Backend / GraphQL Engineer at Berlin-based project

January 1, 2021 - January 1, 2022

Strengthened high-performance GraphQL platforms across distributed internal systems. Constructed scalable GraphQL services powering analytics and customer intelligence platforms. Crafted type-safe schemas and optimized resolvers with dataloaders to cut query latency. Rolled out a federated GraphQL architecture unifying authentication, analytics, and billing services. Enhanced responsiveness using PostgreSQL storage and Redis-based caching. Produced CI/CD pipelines in GitHub Actions for schema validation, versioning, and automated testing.

Senior Backend / GraphQL Engineer at Thoughtworks

January 1, 2021 - January 1, 2022

Built secure ML-powered microservices for financial fraud detection and compliance automation. Developed FastAPI/Flask microservices for real-time fraud detection pipelines backed by TensorFlow inference services. Incorporated LangChain + Pinecone-based RAG enrichment to deliver context-aware scoring and minimize false positives. Published internal APIs and utilities that exposed model outputs, anomaly signals, and risk insights to analyst-facing tools. Shaped schemas, data contracts, and feature interfaces in partnership with data engineering groups. Launched services on AWS ECS, with full IAM, VPC, autoscaling, and monitoring for regulated environments. Ensured compliance with audit/logging standards and data-governance requirements.

Senior Backend / GraphQL Engineer at Thoughtworks

January 1, 2022 - January 1, 2024