Contract Period:

November to May (with possibility of extension) Employment Type:

Contract Minimum Experience:

5+ years in software development (including 2+ recent years with hands‑on experience using Rust in a production environment) About the Challenge

We are looking for a highly autonomous senior developer to lead and execute complex system migrations and low-level library design, ensuring high performance, memory safety, and behavior parity with legacy codebases. Language:

Advanced English (for daily communication and collaboration). Rust:

Advanced/Expert Level. C/C++:

Proficiency in reading and writing code for code translation and API mirroring. Advanced Rust (Unsafe):

Deep understanding of Rust safety guarantees, memory layout, FFI, and secure auditing/writing of unsafe blocks. API Design & Differential Analysis:





Ability to map C/C++ APIs to Rust, perform micro-benchmarks (CPU/wall time, memory peak), and analyze behavioral deviations. Technical Leadership:

Experience in rigorous code reviews, mentoring junior/mid-level engineers, and disseminating high-quality testing standards. Autonomy:

Proactive profile, with ease in navigating highly ambiguous scenarios and delivering results with minimal supervision. Experience with

Bazel

. History of contributing to or creating

Open Source

libraries. Prior experience in launching and adopting new libraries in engineering teams.

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📌 Developer Rust (Madrid)
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