Senior Back-end Engineer in Brãila

At Fidel (Permanent), in Lisbon, PortugalExpires at: 2023-03-23Remote policy: Full remoteOur mission at Fidel API is to unlock the full potential of payment cards. We offer a suite of financial infrastructure APIs that enable developers to build programmable experiences connected to purchases made in real-time using a card. Our tools are transforming how merchants and users interact by powering real-time, event-driven engagements, best-in-class loyalty and rewards programs and revolutionizing processes from reimbursements to expense management.Our APIs are used by start-ups through global enterprises including Google, British Airways, TopCashback, Perkbox, Royal Bank of Canada, and Blackhawk Networks, and are supported by the world’s largest card networks, including Visa, Mastercard and American Express.Launched in 2018, Fidel is headquartered in London, with offices in Lisbon, New York, and remote employees globally. Fidel is backed by investors including Nyca Partners, QED Investors, Citi Ventures, RBC Capital and Commerce Ventures.We're in an incredibly exciting period of growth as we continue to scale internationally and are looking for an experienced Back-end Engineer who wants to be part of this journey.What you'll do...Design and build the core of the Fidel API.Design reliable, fault-tolerant micro-service architectures largely written in Node JS.Design and build integrations with third parties to add new value-added services.Automate safely deploying software, utilizing CI and unit/integration testing.Know how to prevent breaking changes, discovering solutions that are backward compatible.Maintain and nurture a cohesive architecture on a rapidly expanding startup.Guide and manage our engineering partnerships with our clients, facilitating collaboration and integration strategies.Share and spread your expertise through contributions to our blog and speaking at conferences.Contribute and help guide the open-source community behind Fidel.Main requirementsAble to build and maintain systems using a high-level programming language;Able to write high quality code, including tests;Have experience with at least one cloud provider (Azure, Google Cloud and AWS) and Infrastructure-as-Code;Have experience with scalable and distributed solutions;Have experience building test automation;Displays a growth mindset;Are aligned with our core values;Are a team player;Have experience working in an agile environment.Nice to haveProduction experience with Javascript, Typescript / Node.js;Previous exposure to distributed systems and API economy;Experience with Function-as-a-Service services;Experience with NoSQL databases;Production experience with AWS (Lambda and DynamoDB).Benefits & PerksWe're committed to making Fidel a fantastic place to work and we go to great lengths to give you what you need to succeed. You’ll receive:Share options - you’re part of Fidel’s success. So why not share (excuse the pun) the rewards!Unlimited leaveFlexible working - work from home or abroad when you need toHealth insuranceA fully stocked kitchen with unlimited snacks & refreshmentsFriday team lunch & drinksDinner if you need to work lateUnlimited budget for any software or books you need