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Credit Card Lead Developer

Stavtar Solutions, Southlake, Texas, United States, 76092

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Role Summary This role is a hands-on technical lead position requiring deepexpertisein .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.

Key Outcomes (What this role delivers)

Scalable, fault-tolerant backend services built in .NET

Cloud-native production systems on Azure with strong observability

Payment and transactional workflows that are idempotent, auditable, and correct

Improved platform reliability, performance, and long-term scalability

Higher engineering standards through strong reviews, mentorship, and architecture leadership

Core 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)

Identifyand 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

Required Qualifications

5+ years backend engineering experience (production systems)

Background in fintech, banking, or financial services platforms.

Strongexpertisein .NET / C#

Strong hands-onexpertisein 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

Preferred

Front-end development experience with Angularexpertise

Experience with payments(Domestic,Cross border payments), credit cardissuance, or virtual cardPayment.

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

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