The Role
The Lead/Manager - .NET Developer will oversee backend engineering, lead team migrations to .NET, and ensure high-performance services with solid architectural decisions.
Summary Generated by Built In
Lead / Manager – .NET Developer
Employment Type: Full-time
Experience Level: 6 – 10 Years
About the Role
We are seeking a seasoned Lead/Manager – .NET Developer who can drive technical excellence, lead teams, and guide our large-scale migration from Node.js and Golang to .NET. This role combines hands-on backend engineering, architectural decision-making, and team leadership.
You will oversee the design and implementation of scalable, high-performance backend services and help shape the future of our core product platform.
Key Responsibilities
Technical Leadership & Architecture
- Lead the end-to-end development of backend services using .NET & C#.
- Own architectural decisions for microservices, distributed systems, and platform scalability.
- Drive and govern the migration of services from Node.js and Golang to .NET, ensuring performance, stability, and feature completeness.
- Mentor, guide, and upskill a team of developers through code reviews, pair programming, and technical coaching.
- Establish and enforce engineering best practices, coding standards, and architectural patterns.
Execution & Delivery
- Collaborate with product, DevOps, architects, and frontend teams to deliver well-designed and stable product features.
- Optimize performance, reliability, and security across backend services.
- Oversee CI/CD processes, automated testing, and deployment strategies.
- Ensure observability through proper logging, monitoring, alerting, and error-handling frameworks.
- Participate in roadmap discussions, sprint planning, and cross-functional decision-making.
People & Project Management
- Provide technical direction and project leadership to 4–10+ engineers.
- Facilitate communication between engineering, product, and stakeholder groups.
- Conduct performance reviews, capability assessments, and hiring interviews.
- Manage timelines, risks, and deliverables for complex backend initiatives.
Required Skills & Qualifications
- 6–12 years of professional experience in backend engineering, with strong expertise in C#/.NET.
- Demonstrated leadership experience: leading teams, mentoring developers, or managing projects.
- Proven track record building high-availability, distributed systems, or SaaS platforms.
- Strong understanding of REST APIs, microservices, event-driven architecture, async processing.
- Practical experience with Entity Framework Core, SQL databases (MSSQL/PostgreSQL), NoSQL (Redis/MongoDB), and caching patterns.
- Hands-on experience with cloud platforms (Azure preferred; AWS/GCP acceptable).
- Proficiency with Docker, Kubernetes, and cloud-native development.
- Experience migrating/modernizing legacy or non-.NET systems into .NET (highly preferred).
- Solid understanding of CI/CD (Azure DevOps, GitHub Actions, Jenkins).
- Strong debugging, performance tuning, and system design skills.
- Excellent communication, leadership, conflict resolution, and stakeholder management abilities.
Nice-to-Have
- Prior experience leading migrations from Node.js or Golang into .NET.
- Knowledge of DDD, clean architecture, CQRS, or advanced architecture patterns.
- Experience with Kafka, RabbitMQ, Azure Service Bus, or other messaging systems.
- Exposure to frontend ecosystems (React/Angular) is a plus.
- Strong understanding of security best practices, auth, identity, and OWASP guidelines.
What We Offer
- Opportunity to lead a major platform migration and shape engineering direction.
- Ownership of complex technical problems and architecture decisions.
- A collaborative, product-driven engineering culture that values innovation.
- Competitive compensation, leadership growth, and career advancement opportunities.
Skills Required
- 6 -12 years of professional experience in backend engineering
- Strong expertise in C#/.NET
- Demonstrated leadership experience
- Proven track record building high-availability, distributed systems, or SaaS platforms
- Experience migrating/modernizing legacy or non-.NET systems into .NET
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The Company
What We Do
Lumel Technologies Inc. is a leader in modern, end-to-end Enterprise Performance Management (EPM) products and solutions, enabling planning, reporting, and analytics on a single platform. They empower finance and treasury professionals with cutting-edge finance technology solutions, leveraging expertise in data and analytics.
