Bruno Stacheski
Senior Software Engineer
Senior Software Engineer at SoSafe building the learning experience at scale. I build software that solves real-world problems — from PostgreSQL schemas to pixel-level frontend detail — with a background spanning fintech, logistics, and cybersecurity. This site is where I write about what I learn.
Experience
Aug 2024 – Present
SoSafe · Berlin, Germany
Senior Software Engineer
Dec 2025 – Present
Product and AI engineering within the Learning Experience group, evolving the learning platform for scale and personalization.
- TypeScript
- Node.js
- NestJS
- PostgreSQL
- Redis
- Docker
Backend Engineer
Aug 2024 – Dec 2025
Contributed to the Learning Experience platform: led personalization features with cross-functional teams, improved architecture and event handling, optimized performance and scalability, resolved critical customer issues, and supported major clients.
- TypeScript
- Node.js
- NestJS
- PostgreSQL
- Redis
- Docker
Sep 2022 – May 2024
Paylivre · Remote
Full Stack Engineer
May 2023 – May 2024
High-stakes fintech work in a startup: KYC for high-volume requests, bank and payment-institution integrations, and cross-border payouts into the Brazilian financial system.
- PHP
- Laravel
- Node.js
- MariaDB
- Redis
- RabbitMQ
- Docker
Back End Engineer
Sep 2022 – May 2023
Backend development with microservices architecture, test-driven and domain-driven design, and design patterns.
- PHP
- Laravel
- Node.js
- MariaDB
- Redis
- RabbitMQ
May 2021 – Sep 2022
Laon Labs · Ponta Grossa, Brazil
Full Stack Developer
May 2021 – Sep 2022
Built logistics systems for major national players — web and mobile apps focused on truck drivers.
- PHP
- Laravel
- Node.js
- React
- React Native
- MySQL
Jun 2020 – May 2021
Canaliza Startups · Ponta Grossa, Brazil
Full Stack Developer
Jun 2020 – May 2021
Built systems across web stacks; managed AWS services including DynamoDB, Lambda, and KMS.
- PHP
- CodeIgniter
- Node.js
- Express
- Java
- Spring
- PostgreSQL
- Docker
- AWS
Jan 2020 – Jun 2020
Finer Soluções · Ponta Grossa, Brazil
Full Stack Developer
Jan 2020 – Jun 2020
Full stack web development with MVC frameworks, PostgreSQL data modeling, and jQuery-based interfaces.
- PHP
- CodeIgniter
- PostgreSQL
- Bootstrap
- jQuery
Jan 2019 – Jan 2020
Cartago Softwares · Ponta Grossa, Brazil
Software Development Intern
Jan 2019 – Jan 2020
Software development internship.
Education
Electrical Engineering / Electronics Engineering
UTFPR — Federal University of Technology – Paraná
2014–2021 · Ponta Grossa