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Rust Developer (Multiple openings - remote possible) at Keyrock SA

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Keyrock is expanding!

Keyrock was founded in 2017 and has quickly grown from 3 to over 50 people today. 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.

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


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.

As an employer we are committed to build an inclusive, diverse and non-discriminating work environment. We welcome employees of all backgrounds, ethnicities, genders, creed and sexual orientation. We hire, reward and promote entirely based on merit and performance.

or Brussels, Belgium


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