Senior API & Integration Implementation Engineer

Adyen; United States; On-site; USD 74,000 - 130,000; Full time

Job summary

Adyen seeks an Implementation Engineer to partner with fast-growing and enterprise businesses, designing, integrating, and scaling how they use Adyen's payment platform. The role centers on complex delivery, pre-sales collaboration, and guiding architecture decisions.

Based in Toronto with an emphasis on consultative and technical delivery, you will own projects from solution design through successful launch and work across Product, Engineering, Sales, and Project Management to achieve optimal

Qualifications

• 5+ years of experience in technical consulting, integrations, or software engineering.
• Deep understanding of APIs and experience working across frontend and backend systems.
• Comfortable making decisions in ambiguous environments.
• Solid communicator who can lead technical discussions and build credibility with both technical and business stakeholders.
• Proactive builder who takes initiative to see projects through to completion.
• Pragmatic approach focused on working, scalable solutions.
• You proactively share best practices to help the team grow and to ensure merchants deliver high-quality, reliable integrations.

Responsibilities

• Deliver end-to-end implementation projects from solution design through to go-live.
• Design and help merchants build high-performance, API-based integrations for complex systems.
• Partner closely with Sales during pre-sales to shape solutions, assess feasibility, and support technical discussions with prospective merchants
• Act as the primary technical partner for merchants, guiding architecture and integration decisions
• Build alignment across Product, Engineering, Sales, and Project Management to drive the best outcomes for merchants
• Guide merchants through technical design decisions, testing, and production readiness
• Improve delivery quality by sharing best practices and helping elevate team knowledge
• Support a culture of growth by sharing knowledge and helping others unblock and succeed
• Act as the voice of the merchant internally, translating customer needs and pain points into actionable insights for Product and Engineering
• Advocate for improvements in Adyen’s products and integration experience based on recurring merchant challenges and feedback

Skills

APIs

Technical consulting

Frontend & Backend

Cross-functional collaboration

Problem solving

Job description

Adyen seeks an Implementation Engineer to partner with fast-growing and enterprise businesses, designing, integrating, and scaling how they use Adyen's payment platform. The role centers on complex delivery, pre-sales collaboration, and guiding architecture decisions.

Based in Toronto with an emphasis on consultative and technical delivery, you will own projects from solution design through successful launch and work across Product, Engineering, Sales, and Project Management to achieve optimal