PIOTR BARSZCZEWSKI

Tech Lead & R&D Engineering Expert | Full-Stack Technical Expert

Professional Overview

Generalist tech lead and R&D Engineer with extensive experience in hardware design, embedded systems, and AI solutions. Proven track record of leading international technical teams, developing innovative products from concept to production, and delivering complex technical solutions that drive significant business value.

Key Achievements as Tech Lead & R&D Engineer

IoT Innovation

Led development of IoT solutions generating eight-figure revenue

AI Optimization

Reduced operational costs by seven figures annually through AI optimization

Team Leadership

Built and scaled engineering teams from 1 to 20 members

Global Impact

Successfully delivered 250k+ devices across global markets

Technical Leadership Experience

Engineering Lead & Tech Lead 2024-Present

  • Gathering business requirements and developing technical solutions to maximize profits
  • Led ML pipeline architecture reducing manual data processing by 85%
  • Delivered real-time optimization system generating six-figure monthly savings

R&D Tech Lead 2014-2024

  • Led R&D team of 15 engineers across hardware, firmware, and software domains
  • Architected and delivered IoT solutions deployed to 250k+ devices
  • Established and managed Warsaw R&D office operations

Technical Co-founder 2010-2022

  • Developed advanced interactive installations using C++, OpenGL, and embedded systems
  • Designed custom electronics and PCBs for innovative art installations

Technical Leadership Expertise

Programming & Development

C/C++, Python, Go, JavaScript, Node.js, Objective-C

Embedded Systems

ARM nRF52, Zephyr RTOS, Embedded Linux, OpenWRT

Backend Architecture

REST APIs, MongoDB, SQL, InfluxDB, Message Queues

Infrastructure & DevOps

Docker, Ansible, Nomad, GitLab CI/CD, Grafana

Notable Engineering Projects

AI-Based Content Generation Platform

  • Architected content evaluation and optimization pipeline
  • Generated six-figure monthly cost savings
  • Scaled system to handle thousands of daily requests

Ultra-Wideband Positioning System

  • Led development of precision indoor tracking solution
  • Deployed across 100+ industrial sites
  • Achieved sub-meter positioning accuracy

Interactive Technical Installations

  • Developed complex sensor-based systems
  • Created custom hardware and software solutions
  • Exhibited internationally