Senior Rust Developer

Keyrock was founded in 2017 and has quickly grown from 3 to over 60 people today, half of which work remotely around the globe. As an industry recognized liquidity provider and market maker, Keyrock is a leading European creator of algorithmic trading technology in the digital asset space. With VC backing and a constantly expanding global client base, Keyrock is one of Belgium’s fastest-growing fintech companies.

We’re currently active on over 80 exchanges and count numerous marketplaces and asset issuers among our clients, including some of the best-known companies in the crypto space.

Keyrock's beating heart is its technical team filled with software engineers, digital scientists and PhDs, who themselves are supported by university professors, industry-leading experts and a strong management team. Over the years Keyrock has become a company that is both idealistic and practical.

We are looking for:

A backend developer to support the growth of our infrastructure and maintain, which is based on an exciting and constantly evolving technology stack. It currently includes Rust, Node.js, Python, PostgreSQL (TimescaleDB), Kubernetes and plenty more! Your mission would be to develop new features, integrate thirty party APIs, support the development of trading algorithms, and propose improvements to our current infrastructure. An ideal candidate has experience in developing low-latency trading systems, is passionate about algo trading and crypto and is a low-level system thinker.

NB We are open for exquisite developers, experienced in other languages (C++, Java, Go or similar) and passionate about low-latency, low-level trading systems who have just recently started their journey with Rust and need to master it. We provide training and materials and space to learn. For these profiles we will initially offer slightly decreased package to compensate for our investment in teaching and will increase it to regular level after 3-6 months from joining (guaranteed by contract) when proficiency in Rust and full productivity is reached.

Job description

• Building internal and external tools to support Keyrock trading activities

• Integrating the APIs of cryptocurrency exchanges, banks and brokers to the Keyrock infrastructure

• Setup and deployment of algorithms

• Implementing financial logic on multiple Keyrock microservices

Background and experience

• At least 3 years of professional experience in programming
• Rust
• Experience working with SQL databases
• Familiarity with functional or component testing of services
• Experience building REST and Websocket API clients
• Basic understanding of how to sign an encrypted request
• Ideally, experience building clients that consume streaming data
• Deep understanding of the full web technology stack (e.g. HTTP, cookies, asset loading, caching, REST, etc)
• Basic understanding of the financial market, order books and trading
• Ideally, previous experience interacting with crypto exchanges APIs

Knowledge of Node.js on top of Rust is a strong plus.

Competences and personality

• Team player

• Understand Unix systems

• Capable of having a helicopter view to understand trading strategies

• Willingness to make suggestions and ability to communicate effectively - especially when encountering unfamiliar contexts where clarification is required

Our recruitment philosophy

We believe the most important aspect of our recruitment process is self-awareness: we are looking for people who have a clear understanding of themselves and what they are looking for in their professional career. That means that we expect to work with people who not only have the right skills, but who have also made the conscious decision to look for a company in our industry and with our characteristics and are willing to ask questions and learn in a context that may not be familiar to them.

Our offer

• A competitive salary package, including benefits that you choose and manage according to your needs and those of your family (car/bike, meal vouchers, phone and internet subscription, health insurance, 25 days off, etc.)
• Complete autonomy in your time management thanks to flexible working hours and the opportunity to work remotely
• The freedom to create your own entrepreneurial experience by being part of a team of people in search of excellence who all receive stock options from the first year
• A ton of fun in a thriving and multicultural environment, with colleagues enjoying regular team building activities

Keyrock offers you both a career and a large range of benefits that we will gladly discuss in the course of the application process.