Lead API Developer - Project Delivery Specialist

Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Lead API Developer, you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. If so, consider an opportunity with Deloitte under our Project Delivery Talent Model. Project Delivery Model (PDM) is a talent model that is tailored specifically for long-term, onsite client service delivery.

Work you'll do/Responsibilities

• Lead design and development of domain APIs (REST/GraphQL/event-driven, as applicable) aligned to domain models and business capabilities.
• Own end-to-end delivery: requirements translation, technical design, implementation, testing, deployment, and production support handoff.
• Define and enforce API standards: naming/versioning, error handling, pagination, idempotency, backward compatibility, and documentation.
• Produce high-quality API artifacts: OpenAPI/Swagger specs, examples, SDK/stub guidance, and consumer onboarding materials.
• Implement security controls: OAuth2/OIDC, JWT, mTLS (as applicable), authorization patterns, secrets management, and threat modeling inputs.
• Establish observability: structured logging, distributed tracing, metrics, SLOs (service level objectives), and alerting.
• Drive performance and reliability: caching, rate limiting, resilience patterns (timeouts/retries/circuit breakers), and capacity planning.
• Collaborate with domain teams on data access patterns and persistence (SQL/NoSQL), transaction boundaries, and eventing.
• Guide CI/CD (continuous integration/continuous delivery) and quality practices: unit/integration tests, contract tests, static analysis, code reviews.
• Mentor and coach engineers; lead technical spikes, resolve blockers, and contribute to roadmap planning.
• Partner with API governance/platform teams (e.g., API gateway, developer portal) to ensure compliance and consistency.
• Communicate regularly with Engagement Managers (Directors), project team members, and representatives from various functional and / or technical teams, including escalating any matters that require additional attention and consideration from engagement management
• Independently and collaboratively lead client engagement workstreams focused on improvement, optimization, and transformation of processes including implementing leading practice workflows, addressing deficits in quality, and driving operational outcomes

The Team

Our Deloitte Customer team empowers organizations to build deeper relationships with customers through innovative strategies, advanced analytics, Generative AI, transformative technologies, and creative design. We can enhance customer experiences and drive sustained growth and customer value creation and capture, through customer and commercial strategies, digital products and innovation, marketing, commerce, sales, and service. We are a team of strategists, data scientists, operators, creatives, designers, engineers, and architects. Our team balances business strategy, technology, creativity, and ongoing managed services to solve the biggest problems that affect customers, partners, constituents, and the workforce.

Our Hybrid Cloud & Infrastructure Engineering teams works with the Customer group to bring a flexible capability and fluid capacity model to the delivery of small technology projects and enhancements.

Qualifications

Required:

• 7+yrs experience with Java/Go/Rust, REST, GraphQL, Oauth, Git
• 7+ years of software engineering experience, including significant API/service development experience.
• Proven technical leadership (tech lead for a squad/service area; design ownership; mentoring).
• Strong knowledge of API design principles and patterns (REST maturity, versioning, contracts).
• Experience with at least one mainstream backend stack (e.g., Java/Spring, .NET, Node.js, Python) and microservices architecture.
• Experience with databases and data modeling; familiarity with distributed systems concepts.
• Strong communication skills and ability to lead onshore collaboration with cross-functional stakeholders.
• Ability to lead onshore stakeholder communication and drive resolution under time pressure.
• Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
• Limited immigration sponsorship may be available
• Ability to travel 10%, on average, based on the work you do and the clients and industries/sectors you serve

Information for applicants with a need for accommodation: https://www2.deloitte.com/us/en/pages/careers/articles/join-deloitte-assistance-for-disabled-applicants.html