Performance Engineer

Performance Engineer – Open Source – Canonical Canonical is a leading provider of open‑source software and operating systems. Our platform, Ubuntu, is widely used in cloud, data science, AI, engineering innovation and IoT. Teams work at every level of the software stack, from kernel to desktop applications and web. The company creates a career path for Performance Engineers to bring clarity to software performance, correctness and efficiency across the product range. Location: Teams are distributed worldwide; applications accepted from almost any country. Nice‑to‑have skills we value Low‑level CPU insights and assembly language – cache, registers, vectorisation, memory Kernel performance insights – scheduling, context switching, hardware acceleration Distributed systems performance insights – tracing, debugging Compiler level performance insights – PGO, inlining, assembler Runtime performance insights – Golang, Python, JVM, NodeJS Database performance evaluation – plans, indexing, data modelling, tracing, repository monitoring Web browser performance insights – JS, web frameworks, CSS tracing Performance measurement tooling – profiling, eBPF, D‑Trace, flamegraphs Benchmarks and performance measurement tools – Phoronix Test Suite, others Test harnesses and capabilities – C, C++, Rust, Python, Golang, NodeJS, JavaScript The role entails Drive software performance and correctness in a specific project Collaborate closely with colleagues and the global community Build shared tools and infrastructure for performance measurement, analysis fashionable and reporting Teach, train and develop performance culture and design skills in the team Strengthen test capabilities, harnesses and pipelines Analyse systems and code to understand performance and scalability Solving problems directly or through influence, leadership and skills development Review code and technical designs What we are looking for in you Exceptional academic track record from high school and university Undergraduate degree in Computer Science, Mathematics or Physics Demonstrated personal initiatives to measure and improve performance, efficiency and correctness in code Confidence to speak up, give and receive feedback and ideasर्जी Track record of exceeding expectations to achieve outstanding results Leadership and commitment to mentoring and skills development Passion for technology evidenced by personal projects and initiatives Professional written and spoken English with excellent presentation skills Experience with Linux (Debian or Ubuntu preferred) Excellent interpersonal skills, curiosity, flexibility, and accountability Appreciative of diversity, polite, and effective in a multi‑cultural, multi‑national organisation Thoughtful and self‑motivated Result‑oriented, with a personal drive to meet commitments Ready to travel internationally twice a year for company events up to two weeks long What we offer colleagues Distributed work environment with twice‑yearly team sprints in person Personal learning and development budget of USD 2,000 per year Annual compensation review Recognition rewards Annual holiday leave Maternity and paternity leave Employee Assistance Programme Opportunity to travel to new locations to meet colleagues Priority Pass, and travel upgrades for long‑haul company events About Canonical Canonical is a pioneering tech firm at the forefront of the global move to open source. As the publisher of Ubuntu, one of the most important open‑source projects, we are changing the world of software. We recruit globally and set a high standard for people joining the company. Canonical is an equal opportunity employer We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration. Seniority level Entry level Employment type Full‑time Job function Engineering and Information Technology Industry Software Development #J-18808-Ljbffr