You will be designing and building services with three core principles in mind: maintainability, performance, and security. If you are excited about high-availability requirements, scalability problems, automated workflows, infrastructure orchestration, queueing systems, APIs and protocols like GraphQL and gRPC, our client is keen to hear from you. Responsibilities : Building the most powerful, easy to use payment platform in the world. Delivering new features and enhancements to our platform. Working closely with the Frontend and Mobile Engineering teams to integrate frontend UI. Collaborating with product managers, designers, engineers and other project stakeholders throughout the software development life cycle (planning, design, implementation, deployment and support). Helping the team keep up-to-date with the tech stack ecosystem. Writing high quality code with performance and scalability in mind. Requirements Requirements Bachelor or advanced degree in Computer Science or equivalent. 5 years working as a Backend Engineer. Fluent written and speaking English skills. Spent lots of quality time coding, deeply learning the powerful idioms and important idiosyncrasies of multiple. programming languages and their ecosystems. We like to code mostly in JavaScript (node.js), Python, Golang and C/C++. Strong understanding of relational (preferably PostgreSQL) and/or non-relational databases (e.g. Redis). Strong understanding of web semantics. Knowledge of revision control systems. Basic knowledge of standard development pipelines, including build and other automation tools. Excellent communication skills and a team player with the ability to work in cross-functional teams, and with a great attitude. Good to have : Experience in developing APIs for other products you’ve worked on. Developing software interacting with message queues (e.g. Kafka, NSQ, Pulsar or RabbitMQ). Experience in integrating APIs from other services providers. Proven record of having worked with performance budgets. Fluency in cryptocurrencies or other digital assets as they are core to our business. Community talks, certifications, and/or blog posts on your interests and research. Open source project contributions of any kind, such as tools developed to solve specific problems you’ve had or fixing issues on existing projects. Benefits An amazing work environment in a company that continues to grow, driven by extraordinary and passionate people that keep up innovating and challenging more each day. A flexible and enthusiastic work environment that offers you snacks, a lot of coffee and other great benefits. Open and transparent culture