Marta Walentynowicz

About

Product-focused full-stack engineer with a background in high-performance systems at Jump Trading. First Class CS graduate from Cambridge. Transitioning from low-level systems to building high-impact web applications — driven by a desire to leverage technical rigour for broader social and environmental impact. React · TypeScript · Python

Work Experience

Software Engineer

• Jump Trading

Jul 2022 — Present

Began on the hardware team, applying low-level systems expertise from the prior internship
Rotated to the UI team; contributed to company-wide PnL tracking products and internal web tooling
Delivered bespoke UI solutions for 2 trading desks, improving data visibility for a team of 60+ users
Maintained and improved CI/CD pipelines and deployment infrastructure (GitHub Pages, Docker)

Technologies used: TypeScript, React, Python, Docker, GitHub Pages, CI/CD, C++

Software Engineering Intern

• Jump Trading

Jul — Sept 2021

Developed a visualisation tool to map RISC-V core-to-core connection flow on a proprietary ASIC chip
Widely adopted internally; remained in active use for 4+ years, reducing developer debugging time

Full-Stack Software Engineer

• Online Startup • Remote

Jul — Sept 2020

Built and deployed full-stack web application using Django, PostgreSQL, and AJAX for dynamic frontend interactions
Designed normalised database schema and implemented data models to support core business logic

Software Engineering Intern

• Heuthes • Szczecin, Poland

Jun — Aug 2019

Modernized company’s flagship product with responsive web design and Progressive Web App implementation (JavaScript, jQuery, Bootstrap)

Software Engineering Intern

• Tieto EVRY Poland • Szczecin, Poland

Jul — Aug 2018

Completed as a high school student; developed a CAN bus simulator in C++ for automotive cluster testing using Arduino
Won 1st place in a bot games challenge implementing minimax with alpha-beta pruning

Education

BA (Hons) Computer Science, First Class Honours

• University of Cambridge

2019 — 2022

Prize: Highly Commended Dissertation — Implemented Runahead and Precise Runahead speculative execution in gem5; analysed microarchitectural trade-offs across diverse workloads.
Collaborated with Microsoft Research on IoT-connected glucose meter (Cloud Firestore + Azure IoT Hub backend)
Co-Chair, Women@CL Conference (120+ attendees, 5 sponsors)

XIII High School in Szczecin

• repeatedly ranked as the 1st high school in Poland

2016 — 2019

Top 1% Matura results nationally · National competitions in maths, CS and physics
Operating Officer, Meet IT Camps (60 participants, 13 countries)

Technical Skills

Recent Stack: React, TypeScript, Python

Languages: JavaScript, C++, C, Java, SQL, HTML/CSS, OCaml, Prolog

Frameworks & Libraries: Django, Flask, Node.js, jQuery, Bootstrap

Technologies: Docker, CI/CD, GitHub Pages, Git, PostgreSQL, Cloud Firestore, Azure IoT Hub, Linux, Arduino, gem5