Dipl.-Ing. Ümit Murat Canpolat

AI-powered document extraction platform turning invoices, contracts and payroll files into structured data. • Configured GitHub Actions with E2E testing and Blue-Green deployments, cutting deployment failures by 22%. • Set up eval pipelines with LLM-as-a-judge to monitor product quality, reducing production regressions by 28%. • Built a fullstack React / FastAPI / MongoDB platform to control deployments, rollbacks, E2E test runs, Blue-Green results, health checks, and GitHub secrets.

Retained by the founders to build the backend of an early-stage AI-powered restaurant discovery and conversational ordering platform. • PostgreSQL indexing strategies, reducing data retrieval latency by 27%. • Built and deployed a chatbot streaming responses over WebSockets using Django, Redis, and PostgreSQL, serving 500 concurrent WebSocket connections. • Owned backend delivery end to end, working directly with the founders on requirements, architecture, and deployment, and with frontend and QA teams.

Enables brands to run quest-based reward programs with points and NFTs across multiple marketplaces and domains. Winner of the Dutch Blockchain Award 2022. • Built a GCP microservice to handle high-volume file operations across the platform. • Migrated media hosting infrastructure to Google Cloud Storage from Cloudinary. • Implemented Stripe subscription with automated webhook for real-time payment processing.

No-code Vision AI platform for inventory and safety monitoring using real-time image processing. • Built Amazon S3-powered microservices and image data pipelines with Boto3 and error recovery, increasing video and image throughput by 35%. • Migrated a Flask monolith to Django REST Framework, improving maintainability. • Enhanced the python-exiv2 open-source library with image-processing for metadata extraction. • Provided technical feedback that led to memory-efficient processing in the library's core.

Project 1: • Built a Django REST backend processing complex statistical calculations from Excel/Word docs. • Automated ingestion of batch data (ZIP - standardized XLSX parsing). • Designed dashboard visualizations for academic analytics. Project 2: • Migrated PHP/MySQL to Django/PostgreSQL with zero downtime or data loss. • Improved performance by ~30% via query optimization and caching. • Implemented CI/CD pipelines and nightly encrypted backups. • Configured Linux servers (Nginx/Gunicorn).

PurpleBox specializes in backend cybersecurity and cloud security as an AWS Advanced Partner. The company builds Python pipelines to streamline onboarding and search, and optimizes serverless environments. • Boosted data ingestion by 30% by optimizing Python web scrapers. • Improved search & onboarding for a cybersecurity SaaS platform. • Refactored AWS Lambda, reducing execution time by 20%

- Integrated Business-to-Business (B2B) and e-commerce systems via RESTful APIs for Tictocsoft clients - Customized Django Admin interface for the GOLDLAND platform, improving administrative workflows and efficiency - Improved third-party API reliability by 25% through implementation of robust error handling and retry mechanisms

Builds custom B2B and e-commerce websites with Python/Django alongside mobile applications using Flutter and Ionic, partnering with clients from needs assessment through design and development. • Built an automated inventory and invoicing system from client requirements, cutting manual workload by 38%. • Led migration from Python 2.7 / Django 1.x to Python 3.x / Django 2.x, cutting long-term maintenance overhead. • Mentored junior developers and documented best practices to speed team onboarding.