Hybrid Senior API Developer

at Uphold Inc.

• Job title: Senior API Developer
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: AWS, Docker, GraphQL, GRPC, JavaScript, Kubernetes, Microservices, Node.js, Postgres, Redis, SDLC
• Location requirements: Hybrid, Braga, Portugal

About the role

• Senior API Developer at Uphold crafting APIs and driving technology solutions for financial services. Join a dynamic team in the innovative Web3 economy operating from Braga and Porto.

Responsibilities

• Identify and design APIs needed to address business requirements.
• Making crucial technical architectural decisions.
• Writing high quality code with performance and scalability in mind.
• Specifying interfaces and technologies for future customer use.
• Collaborating with product managers, engineers and other project stakeholders throughout the software development life cycle (planning, design, implementation, deployment and support).
• Developing APIs designed to cater to millions of customers.
• Taking ownership of the complete lifecycle of API changes.
• Managing automation and orchestration of environments including production.
• Overseeing maintenance tasks and providing on-call support when necessary.

Requirements

• Degree in Computer Science or Software Engineering, or equivalent.
• Five or more years of relevant experience in constructing SaaS or API-driven applications.
• Experience with public API platforms in financial services space (banks or fintechs).
• Proficiency with REST or GraphQL API (bonus if FIX experience, not a requirement).
• Understanding of the core API platform architecture principles, such as idempotency, API versioning, API security, API traffic monitoring, etc.
• Expertise in architecting software development.
• Hands-on experience with tools related to the API development and deployment, such as API testing tools (e.g. Postman), API gateways, API documentation generators, API log monitors, etc.
• Demonstrated proficiency in both building and utilizing highly scalable APIs.
• Hands-on experience with microservices architecture.
• Proficiency with the following technologies: Node.js, gRPC, PostgreSQL, Docker and Kubernetes.
• Strong understanding of relational (preferably PostgreSQL) and/or non-relational databases (e.g. Redis / Valkey).
• Familiarity with the following technology providers (or similar): AWS, DataDog, Sentry, Cloudflare, PagerDuty.
• Excellent communication skills and a team player with the ability to work in cross-functional teams, and with a great attitude.
• Fluent written and oral English communication skills.

Benefits

• Annual bonus program based on individual, team and company performance.
• Home office stipend to support the setup of a productive home office.
• Generous PTO, healthcare coverage, and employee assistance programs.
• Interesting and fun events and celebrations.
• Foodie culture and well-stocked office kitchen.