Credit Card Lead Developer

Stavtar•Southlake, TX

About The Position

This role is a hands-on technical lead position requiring deep expertise in .NET and Microsoft Azure. The engineer is expected to design, implement, review, and deliver core backend services that must be robust, secure, and scalable. The role carries technical ownership and decision-making responsibility for system architecture, reliability, and performance. The primary requirement is the ability to build and scale complex backend systems, apply strong cloud and security fundamentals, and take end-to-end responsibility for production-quality engineering outcomes.

Requirements

5+ years backend engineering experience (production systems)
Background in fintech, banking, or financial services platforms.
Strong expertise in .NET / C#
Strong hands-on expertise in Azure SQL
Deep experience running systems in Microsoft Azure (production environment)
Proven ability to work in a product-driven environment and deliver outcomes (not just code)
Demonstrated AI-first mindset (automation, AI-assisted workflows, LLM integration exposure is a plus)
Strong fundamentals in: o Distributed systems o Microservices architecture o API design o Transactional data systems o System design and data modeling

Nice To Haves

Front-end development experience with Angular expertise
Experience with payments (Domestic, Cross border payments), credit card issuance, or virtual card Payment.
Familiarity with PCI DSS concepts, tokenization, and payment security practices.
Experience supporting high-volume, financial transaction systems.
Experience with event-driven systems, queues/pub-sub

Responsibilities

Design and own backend architecture (scalability, reliability, security, cost trade-offs)
Build, review, and deliver production-grade .NET services end-to-end
Operate services in Azure with high operational maturity (logging, metrics, alerts, incident response)
Identify and resolve bottlenecks and failure modes proactively
Ensure correctness of transactional and financial data; apply secure coding practices
Lead code/design reviews and mentor engineers; raise overall backend capability

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