API Software Engineer at Savvy

API Software Engineer


Posted 166 days ago

Savvy is a cutting-edge cryptocurrency platform working towards the creation of a global toolkit for crypto-based financial products.

With the initial version of our payment gateway already up and running, we’re now focused on incorporating new products into our growing ecosystem.

However, our work is not yet complete! We’re in need of an Integrations Software Engineer to apply their impressive skills towards the creation of even more amazing products at Savvy. An enthusiastic individual willing to join our fast growing start-up in the crypto-market.

What do we expect from you:
Write integrations with 3rd party API’s and systems, tools and packages in Node.JS and TypeScript
Willing to dive-in deep where required with other technologies such as Elixir
Contribute, influence, extend and iterate the integrations architecture in order to reduce the time it takes to perform new integrations
Be open to product changes and willing to work in a fast-paced start-up environment
Have the desire and ability to solve open-ended problems in a highly-functional, elegant, and scalable manner, and to think strategically about how we evolve the Savvy products
Write modular and high-quality code with unit and integration tests
Willing to collaborate with design and product management as needed to deliver scoped features on schedule

What we need from you:
University degree in Computer Science or equivalent qualification
Excellent communication and interpersonal skills
Proven ability to develop applications with complex interfaces, data layers and networking layers
Strong hold in designing and building RESTful APIs using Node.JS
Advanced JavaScript concepts (ES6+, closures, functional programming) and Typescript. You keep up with current and future standards such as ES.2018/ES.Next.
Strong proficiency with Node.js >8.0.0 and frameworks available like Express, Socket.IO and ws.
Understanding the nature of asynchronous programming and its quirks and workarounds.
Knowledgeable of how web applications work including security, session management and user authentication and authorization (Oauth, OTP, JWT) between multiple systems, servers, and environments.
Integration of multiple data sources and databases into one system.
Understanding fundamental design principles behind a scalable application.
Experience working with SQL/NoSQL databases such as PostgreSQL, MongoDB, Redis
Familiarity with developing tools such as npm, babel/webpack and yarn.
Experience working with testing frameworks
Understanding concepts of OOP & Functional programming.
Familiarity with reusable and complex data structure, microservices architecture
Experienced in modern browser technologies, e.g. WebSockets, Local Storage, Worker Threads, etc.
Hands-on experienced with network diagnostics, network analytics tools
Experience building high-load scalable systems
Knowledge in best practices for the whole software development cycle (TDD/CI/CD) and agile methodologies.
Experience working as part of a remote team

Understanding of blockchain, especially with solidity smart contracts, web3, geth, parity and truffle is a BIG plus
Basic understanding of frontend frameworks, specially, ReactJS
Devops experience
Link(s) to relevant code, Github, LinkedIn, Medium, Stackoverflow, etc

Why work for us?
Highly competitive day rate according to experience
Fast-paced, remote start-up environment
Possibility to make a big impact on the product
Location: Home Office / Fully Remote
Start date: ASAP


Node.js, Elixir, Erlang, OTP, Scala, Clojure, Python, Java, C#, MongoDB, Azure, AWS, GCP


Competitive Hourly Rate

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