Selected work

Founder & Lead Engineer

Scaled self-architected platform to over 14,000 monthly users and 2.5 million ad impressions, maintaining 99.9% uptime on a single VPS. Engineered the end-to-end architecture (frontend, backend, database), slashing operational costs by 80% by deploying self-managed Docker containers. Orchestrated the PostgreSQL and Redis infrastructure within a monorepo, optimizing the CI/CD build pipeline to cut deployment times by 40%.

Founder & Engineer

Solo-building a full-stack Pokemon TCG binder planner end to end — Solid.js frontend, Go + Connect RPC API, PostgreSQL, and a Dockerized production deployment with Traefik, Prometheus, and Grafana. Designed the visual binder editor, card catalog ingestion pipeline, public sharing, and internal admin tooling.

Customer Service & Sales

Helped Fortum's customers resolve issues with their contracts and general account matters over the phone, and sold Fortum's products and services on outbound and inbound calls.

Technical AI Annotator

Enhanced LLM code generation accuracy by 30% through rigorous debugging and validation of TypeScript and Python outputs. Evaluated model outputs across critical axes including truthfulness, safety, and instruction following, contributing directly to RLHF (Reinforcement Learning from Human Feedback) pipelines. Designed complex system prompts and adversarial test cases to rigorously test model capabilities and reduce AI hallucinations.

Full-Stack Developer

Maintained and expanded a client e-commerce application using Next.js, implementing responsive UI components based on precise design requirements. Developed 5+ REST API endpoints to handle product data, successfully bridging the frontend client with the backend logic.

Frontend Developer

Developed core frontend modules for a Media Asset Management (MAM) system using React, enabling users to efficiently upload, organize, and retrieve digital assets. Integrated UI components with a Python backend, utilizing AWS S3 for file storage and DynamoDB for metadata management. Delivered 15+ major feature updates, including advanced search filters and file previewers, ensuring a seamless user experience for managing complex data.

Production Worker

Manufacturing of various rubber parts with machinery. Process work in a factory. Three-shift-work. Helped clients by manufacturing batches of orders for them in time.