Developer IV

Overview
As a Full Stack Developer who is Backend heavy, you’ll be part of an agile product team delivering new features to a suite of sustainability applications for our Payments, FinTech team. It owns Shared Wallet, a high-impact initiative covering tokenization of payment accounts, digital wallet (Apple Pay) APIs, offline payor capabilities, and related payment services. You will join a small pod as its senior technical lead.
Responsibilities
Own technical design for Shared Wallet services, from architecture through rollout, and make and document key design decisions.
Serve as the senior reviewer on pull requests, setting the bar for code quality, security, and test coverage.
Lead resolution of complex production and integration issues across payment flows, using centralized logging and reporting to diagnose and prevent recurrence.
Mentor the Developer I and Developer II on the team, including design reviews, pairing, and career growth.
Partner with product, QA, architecture, and security on scope, estimates, and delivery, and keep the pod's commitments predictable.
Build and ship features hands-on; this is a working lead role, not a management role.
Qualifications
8+ years of professional software engineering experience, with strong
C# and .NET Core backend development.
Proven experience designing, building, and owning production REST APIs on .NET Core.
Hands-on experience with AWS and DynamoDB, including data modeling for NoSQL access patterns.
Experience designing distributed, API-based systems with attention to reliability, idempotency, and failure handling.
Experience with centralized logging, monitoring, and reporting for production support.
Hands-on experience in payments or financial services (card/ACH processing, tokenization, PSP or gateway integrations, or digital wallets).
Working knowledge of secure development for regulated data, ideally PCI DSS.
Strong track record of code review, technical mentoring, and raising a team's engineering standards.
Clear written and verbal communication, including documenting designs for cross-team review.
Nice To Have
Experience with Azure DevOps.
FinTech background or payments domain experience
Experience with CI/CD pipelines.
Infrastructure as code, observability, and incident response practices.

Work arrangement
No