Senior Software Engineer – Full‑stack Growth Product

About the role

Join the Growth Engineering team at Payward, the parent of Kraken, to build high‑impact features that drive user acquisition, activation, and retention across a global crypto platform. As a Senior Full‑stack Engineer you will work on web and mobile experiences that connect millions of users to financial products.

Key responsibilities

• Partner with product managers, designers, and analysts to turn growth opportunities into data‑driven engineering solutions.
• Design and implement reusable services and components for marketing campaigns, onboarding, KYC, and first‑funding flows.
• Develop and maintain distributed systems that handle large volumes of global traffic with high performance and reliability.
• Participate in architecture and design discussions, balancing user impact, scalability, and technical debt.
• Mentor junior engineers and champion engineering excellence within the team.

Required profile

• Proven experience delivering complex, high‑impact products in a fast‑moving environment.
• Strong product mindset with the ability to translate business goals into technical solutions.
• Excellent communication skills and a collaborative attitude.

Required skills

• Full‑stack development experience (web and mobile).
• Experience building and scaling distributed systems.
• Familiarity with data‑driven development and A/B testing.

What we offer

• Ownership of high‑visibility features that shape a global crypto platform.
• Fast‑paced, data‑centric culture that encourages experimentation.
• Opportunity to work with a talented, cross‑functional team across time zones.