José Duarte Lopes

Development Team Lead @ HackerSchool

About

Interested in GPU computing, computer vision and DSP. Finalist MSc Electrical and Computer Engineering student at Técnico Lisboa with a BSc in Engineering Physics, including a semester at DTU.

Country

Portugal

City

Lisbon

Industry

Computer Software

Skill

C++, Vulkan API, Digital Signal Processing, Real-time Data Acquisition, Embedded C++, Digital Audio, 3D Printing, Web Hosting, Teamwork, Distributed Systems, Python (Programming Language)

Experience

Development Team Lead

HackerSchool

2022-5 - 2025-11 · 3 yrs 7 mos

Lisbon, Portugal

Pico-Synth — Designed and implemented a fully functional FM digital synthesizer on a Raspberry Pi Pico with 64-voice polyphony, adjustable envelopes, fixed-point low-pass filters, sequencer, SD-card sample playback, USB MIDI, and USB mass-storage support. Developed firmware (C++) and designed a custom 3D-printed enclosure (CAD). HS-MIDI — Upgraded a legacy keyboard to support MIDI using an Arduino by designing the electronics, writing the full firmware, and completing the wiring (C++). Team Member — Rebuilt and maintained the organization’s website, improving accessibility and lowering the barrier for member contributions. Managed servers and digital infrastructure; deployed and maintained self-hosted internal tools (Go, JavaScript).

Teaching Assistant

Instituto Superior Técnico

2025-1 - 2025-3 · 3 mos

Lisbon, Portugal

Managed online section of Experimental Physics course, with randomized experiments and automatic grading.

Junior Researcher

IPFN - Instituto de Plasmas e Fusão Nuclear

2023-11 - 2024-7 · 9 mos

Managed a global network of remotely accessible physics experiments used in educational and research settings. Developed and deployed automatically graded quizzes based on real, experiment-specific data.