Koyfin - Senior Full Stack Engineer
Requirements
• Proficiency with our tech stack across front-end and back-end: Typescript, React, Node.js, NestJS and MySQL/PostgreSQL; or proficiency in a similar modern languages and frameworks • Knowledge of public cloud technologies (e.g. AWS), container technologies (e.g. Docker/Kubernetes), and microservice architectures • A “get things done” problem solver with a strong sense of urgency and attention to detail • Clear, concise communication skills with demonstrated ability to collaborate well in an agile remote team environment • 5+ years of experience as a software engineer with a proven track record of delivering long-term value • Bachelor's degree in Computer Science or related field of study, or equivalent professional experience
Responsibilities
• Develop and maintain scalable features for our SaaS web platform using Typescrip • Develop delightful interactive front-end interfaces using React • Implement back-end RESTful APIs using Node.js and NestJS and integrate these with the user interface • Test, troubleshoot, debug and optimize production issues across diverse infrastructure, including databases, queues, caches, distributed microservices, and client-side data layers • Write clean, maintainable, and well-tested code • Collaborate with product managers, designers, and other developers to understand financial data and build software that provides correct results • Participate in code reviews, providing constructive feedback to improve performance, security and code quality • Identify and help prioritize technical debt to maintain a high team velocity
Benefits
• Remote-first work culture with flexible hours • Competitive compensation with performance-based bonuses • Full benefits package including medical, dental, and 401k contributions • High-performance gear and resources to support your productivity • Real impact — your decisions will shape the product and the company’s direction • Strong team of kind, talented engineers who care deeply about the product and users • Fast feedback loops — we ship quickly and learn from real users • Autonomy and influence — take ownership of complex systems and drive meaningful change • A product-led company with minimal bureaucracy and high trust in our people • At Koyfin, impact comes with responsibility. We expect independent thinking, sound judgment, and ownership of outcomes. We value clear communication, intellectual honesty, and continuous improvement. You’ll be trusted to make decisions, contribute thoughtfully, and raise the standard of the work around you. • Our hiring process is thoughtful and efficient, typically including an HR conversation, role-specific interviews, and a final discussion with leadership.
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