Backend
06Languages
- Python 3
- JS/TS
Frameworks
- Django
- FastAPI
- Flask
- NestJS
Warsaw, Poland local time
aka voilalex
Fullstack software developer building reliable web products — from Python backends to polished TypeScript interfaces.

6+Years of commercial experience
01 / Skills
A stack refined through years of commercial work on monoliths and microservices alike — picked for reliability, not hype.
02 / Projects
Products I have designed, built and maintained. Most of them live behind client logins, so here is the gist.

PandaDoc is a document automation platform that lets tens of thousands of companies create, approve, track and eSign proposals, quotes and contracts. As a Developer Experience engineer, I build the tooling and workflows that help its engineering teams ship faster.
pandadoc.com

A gateway that intercepts prompts sent to LLMs, runs them through a chain of guarding services and reports every issue it finds before a request reaches the model.
Private project

An agrotech platform that trains the machine learning models controlling combine harvesters in the field.
Private project

Platform providing mental health related services, such as games, chat-bots, activities tracks and access to specialists.
Private project

High-loaded platform as a service solution.
Private project

Customizable crypto-currency trading bot selling by lowest price on the platform.
Private project
03 / About
I am a dedicated programmer with over 6 years of commercial experience, having contributed to numerous projects across various sizes and domains.
My expertise extends to both monolithic and microservices-based backend architectures, and I am well-versed in agile development methodologies, including Scrum and Kanban.
Throughout my career, I have been actively involved in all phases of project development, from initial planning to the early stages, release, and ongoing maintenance. My commitment to comprehensive project involvement underscores my dedication to delivering high-quality solutions.
My journey in the realm of programming commenced during high school, and I furthered my education by obtaining a bachelor's degree in computer science. Subsequently, I actively honed my skills by engaging in the development of diverse and intriguing projects.
04 / Contact
I’ll answer all your questions and would like to talk about our potential partnership.