Lead Software Engineer - Azure Microservices Architect

CSI Companies; Los Angeles (CA); Hybrid; USD 150,000 - 210,000; Full time

Benefits offered by this job

Medical dental and vision coverage

Voluntary life and AD and D coverage

Opportunity for advancement upon perf.

Job summary

CSI Companies seeks a Lead Software Engineer to design, build, and support highly transactional financial apps. This hands-on leadership role focuses on scalable APIs and microservices, driving architectural decisions and ensuring secure, reliable systems handling 500–800 TPS.

The ideal candidate combines deep C#/.NET expertise with Azure cloud experience and strong API/microservices skills, plus superb communication to collaborate with product, architecture, and engineering teams.

Qualifications

• Experience with large-scale, high-throughput systems.
• Strong design and code review capabilities.
• Experience with Azure-native technologies and APIs.
• Familiarity with PCI DSS and SOC 2 standards.

Responsibilities

• Lead hands-on design and development of APIs and microservices.
• Scale software systems to 500-800 TPS.
• Establish architecture principles, design patterns, and coding standards.
• Develop secure, scalable, maintainable, and high-performance applications.
• Collaborate with product managers, architects, and engineering teams to translate requirements into robust technical designs.
• Make architectural decisions and communicate trade-offs clearly.
• Drive long-term technical strategy and document architecture and design decisions.
• Develop cloud-native solutions using Microsoft Azure technologies.
• Design and support RESTful APIs and event-driven microservices architectures.
• Refactor and extend existing applications to resolve defects and introduce new functionality.
• Build durable and flexible systems that favor configurability over unnecessary customization.
• Drive engineering excellence through code reviews, mentoring, testing, CI/CD, and observability best practices.
• Implement monitoring and alerting capabilities to support system reliability and SLA requirements.
• Lead incident response and root cause analysis for complex production issues.
• Manage software development activities across planning, system analysis, testing, deployment, and troubleshooting.
• Evaluate emerging technologies, frameworks, and engineering practices.
• Develop prototypes and proofs of concept to evaluate technical approaches and reduce implementation risk.
• Work within an AI-driven software development lifecycle and utilize tools such as GitHub Copilot or similar AI coding assistants

Skills

C# / .NET expertise

Azure cloud experience

API design & microservices

Leadership & mentoring

Communications skills

Security/compliance (PCI DSS SOC 2)

Tools

Azure API Management

Azure SQL

Cosmos DB

Key Vault

Service Bus

Event Hubs

Datadog

Grafana

GitHub Copilot

Job description

CSI Companies seeks a Lead Software Engineer to design, build, and support highly transactional financial apps. This hands-on leadership role focuses on scalable APIs and microservices, driving architectural decisions and ensuring secure, reliable systems handling 500–800 TPS.

The ideal candidate combines deep C#/.NET expertise with Azure cloud experience and strong API/microservices skills, plus superb communication to collaborate with product, architecture, and engineering teams.