Senior Software Engineer, Backend
Description For Senior Software Engineer, Backend
Flex is an innovative fintech company building a comprehensive finance super app for business owners, specifically targeting mid-market businesses ($3-$100M revenue). Having grown revenue 25x+ since September 2023, they're pursuing a ~$1T revenue opportunity. As a Senior Software Engineer, you'll join a fully remote team working on critical backend systems for financial transactions, card processing, and core platform services. The role demands expertise in NodeJS+Typescript, architectural design for scalable systems, and cloud services. You'll have significant ownership over large domains, mentor other engineers, and shape the technical direction of a rapidly growing platform. The position offers the opportunity to work with a nimble team of talented engineers while having substantial impact on technical design and engineering culture. The company welcomes candidates from Canada, the United States, and Colombia, offering the flexibility of remote work while contributing to revolutionary financial services for entrepreneurs.
Responsibilities For Senior Software Engineer, Backend
- Ownership over large domains and features related to card processing/issuing, and core ledgering of financial transactions
- Play a critical role in the development, design, and maintenance of Flex's platform and services
- Architect well thought-out services and data models that ensure Flex's continued growth
- Own problems end-to-end, thinking through everything from api contracts, data, scalability, security, observability, and metrics
- Lead by example and mentor engineers in all aspects of planning, development and testing
- Be a catalyst for driving best-in-class technology frameworks and tooling while staying engaged with the latest technology trends
- Be on call, with the expectation to ability to solve problems and find solutions for the servicing team
Requirements For Senior Software Engineer, Backend
- Proficiency in NodeJS+Typescript and server design principles
- An understanding and interest in architectural patterns for highly available, scalable, low-latency, asynchronous systems
- Ability to hold yourself and the team to high standards
- Strong communication (written and verbal) and interpersonal skills
- Ability to provide in-depth evaluation of multiple technical directions and determine tradeoffs of each
- Strong propensity to make data-driven decisions on technical architecture and project prioritization
- Exposure to modular monoliths and micro-services along with the benefits and challenges they bring
- Experience with any cloud based provider like Google Cloud, AWS, or Azure
- Four or more years of relevant industry experience with a track record of shipping high-quality products and features at scale
- A strong work ethic and are ready to grind
- Have built and shipped a working project or product, ideally something complex
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