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.NET Designer​/Technical Lead

Job in Arlington, Arlington County, Virginia, 22201, USA
Listing for: Tachyon Technologies
Full Time position
Listed on 2026-06-03
Job specializations:
  • Software Development
    Cloud Engineer - Software, Full Stack Developer
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Position: .NET Designer / Technical Lead

Responsibilities

  • Define end-to-end architecture for enterprise-grade applications using .NET (C#, ASP.NET Core).
  • Lead design of microservices, APIs, distributed systems, and cloud-native solutions
    .
  • Establish design principles, coding standards, and best practices.
  • Evaluate and recommend appropriate technologies, frameworks, and tools.
  • Provide hands-on leadership to development teams; perform code reviews and enforce quality standards.
  • Mentor developers and foster a culture of technical excellence.
  • Collaborate with product, business, and cross-functional teams to translate requirements into technical solutions.
  • Drive technical decision-making and resolve complex design challenges.
  • Design and develop scalable backend services, web applications, and APIs.
  • Ensure adherence to SDLC, CI/CD, Dev Ops practices, and Agile methodologies.
  • Oversee performance optimization, reliability, and scalability improvements.
  • Troubleshoot and resolve critical production issues.
  • Design solutions leveraging Azure (preferred) or AWS cloud platforms.
  • Implement cloud-native patterns such as containerization (
    Docker, Kubernetes
    ).
  • Define CI/CD pipelines and promote automated testing and deployment practices.
  • Ensure application security, compliance, and data privacy standards.
  • Promote unit testing, integration testing, and TDD practices.
  • Maintain documentation for architecture, design, and technical decisions.
Required Skills
  • Technical skills:
    • Strong experience in .NET Core / .NET 6+, C#, and ASP.NET frameworks.
    • Expertise in RESTful APIs
      , microservices architecture, and distributed systems.
    • Solid understanding of design patterns, SOLID principles, and domain-driven design (DDD).
    • Experience with relational (SQL Server) and No

      SQL databases.
    • Hands‑on experience with Azure services (App Services, Functions, Service Bus, etc.).
    • Familiarity with Docker, Kubernetes
      , and container orchestration.
    • Knowledge of message‑based systems (Kafka, Rabbit

      MQ, etc.).
    • Experience with CI/CD tools (Azure Dev Ops, Git Hub Actions, Jenkins).
  • Leadership skills:
    • Proven ability to lead and mentor engineering teams.
    • Strong problem‑solving and analytical abilities.
    • Excellent communication and stakeholder management skills.
Preferred Qualifications
  • Experience with front‑end frameworks (React, Angular) is a plus.
  • Exposure to event‑driven architecture and CQRS patterns.
  • Experience in high‑volume, low‑latency systems.
  • Familiarity with observability tools (Application Insights, Splunk, etc.).
  • Relevant certifications in Azure / Cloud Architecture.
Experience
  • 8‑12+ years of overall software development experience.
  • 3‑5+ years in a technical leadership or architect role.
  • Strong ownership mindset and accountability.
  • Ability to balance hands‑on coding with leadership responsibilities.
  • Strategic thinker with a focus on scalability and long‑term design.
Nice‑to‑Have Domain Experience
  • Financial services, healthcare, or other regulated industries (if applicable).
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