Senior Full Stack Web Engineer
Keyrock
Company Overview
Since 2017, we have become a leading change‑maker in the digital asset space, renowned for our partnerships and innovation. We trade on more than 80 exchanges and offer services in market making, options trading, high‑frequency trading, OTC, and DeFi trading desks, as well as digital asset management. We adopt Rust as a primary development language and support Web3 startups through our accelerator program.
Mission
We are seeking a Full Stack Web Engineer with a strong sense of UI/UX design and a proven track record in the financial services industry. Experience in the crypto or digital asset domain is highly valued.
Job Responsibilities
* Deliver end‑to‑end product features – from backend APIs and data models to engaging, responsive UI components.
* Review and validate scalable software architectures, ensuring maintainability, reliability, and secure integrations across all layers.
* Champion good engineering practices, including code reviews, automated testing, documentation, and CI/CD workflows.
* Optimise performance across the stack through effective debugging, profiling, and system tuning.
* Collaborate with product and engineering teams to translate complex business and user requirements into elegant, performant solutions.
* Maintain consistent operational hygiene through clear documentation, smooth migrations, and predictable deployments.
* Explore and share emerging technologies, with particular interest in Rust, WebAssembly, and modern API frameworks.
Background and Experience
* Proven experience building full stack web applications with strong command of both frontend and backend principles.
* Proficiency in modern frontend frameworks (Vue, React or similar) and design systems or component libraries such as Shadcn.
* Experience developing robust backend services, ideally using Rust, or familiarity with typed backend languages.
* Solid understanding of HTTP, RESTful API design, and performance optimisation in web contexts.
* Hands‑on experience with relational and/or NoSQL databases, schema design, and query optimisation.
* Familiarity with Git‑based workflows, continuous integration, and automated testing practices.
* Strong debugging, problem‑solving, and analytical skills.
* A product‑oriented mindset – balancing quality, speed, and user impact effectively.
* Excellent collaboration and communication skills, with a proactive attitude toward improving systems and team dynamics.
Preferred Qualifications
* Exposure to data‑intensive, governance‑driven, or fintech/crypto applications, and curiosity for Rust or distributed systems.
* Awareness of secure coding practices, authentication/authorisation models (OAuth2, OpenID Connect).
* Knowledge of data visualisation libraries (D3.js, Recharts, or similar).
* Familiarity with observability stacks (Grafana, Prometheus, Loki, Faro, or Datadog) and comfort instrumenting metrics, logs, and traces.
* Ability to design applications with self‑observability in mind (e.g., health endpoints, tracing IDs, telemetry propagation).
* Exposure to Kubernetes, containerised environments, and Helm‑based deployments.
* Understanding of CI/CD pipelines (GitLab CI) and infrastructure‑as‑code workflows.
* Experience working in cloud‑native environments (AWS, GCP, or Azure) and awareness of security‑first design.
* Comfort working with financial datasets, trade logs, or analytics dashboards.
* Experience handling sensitive or regulated data, ideally in financial or crypto contexts.
Offer
* A competitive salary package.
* 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.
Additional Information
Our recruitment philosophy values self‑awareness and powerful communication skills in our recruitment process. We seek fiercely passionate people who understand themselves and their career goals. The perfect fit is a crypto enthusiast who is driven, collaborative, acts with ownership and delivers solid, scalable outcomes.
We welcome employees of all backgrounds and hire, reward and promote entirely based on merit and performance.
Due to the nature of our business and external requirements, we perform background checks on all potential employees, passing which is a prerequisite to join Keyrock.
Seniority Level
Mid‑Senior level
Employment Type
Full‑time
Job Function
Engineering and Information Technology
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