Senior Software Engineer (Full stack .NET)

This is a 6-month contract-to-hire position. NO C2C or sponsorship is available!

EAST COAST WORKING HOURS AND SOMETIMES WORK WITH UK TEAMS!!

Searching for a Senior Software Engineer with a strong full-stack development background and expertise in networking and database management.

TOP SKILLS: (MUST HAVES)

• 8+ years of hands-on experience in full-stack software development with strong knowledge of database management and network troubleshooting.
• Proficiency in C#/.NET, ASP.NET for web interface systems.
• Strong experience with SQL Server, including SQL Profiler and related tools.
• Solid understanding of networking concepts (OSI model, network commands, Wireshark).

Primary Responsibilities

Bug Triage & Escalations

• Own the triage and resolution of complex software defects and production issues, leveraging tools such as SQL Profiler, Perfmon, and Wireshark.
• Collaborate with QA, Product, and Customer Support teams to assess, prioritize, and resolve customer-reported issues.
• Troubleshoot and resolve complex database and networking issues.

Feature Enhancements & Product Evolution

• Collaborate with product managers and stakeholders to scope, design, and implement new features and enhancements.
• Contribute to UI/UX improvements using modern front-end frameworks (React, Angular, etc.).
• Apply design patterns and best practices to ensure maintainable, scalable solutions.

Third-party Integrations

• Lead efforts in integrating external services, including APIs, authentication providers, and data platforms.
• Ensure third-party dependencies are secure, compliant, and up-to-date.

Performance & Stability Optimization

• Continuously monitor, analyze, and optimize application performance using tools like Perfmon and SQL Profiler.
• Contribute to performance benchmarking, profiling, and optimization of code and infrastructure.
• Develop proactive solutions to maintain system stability and prevent issues.

Networking & Database Troubleshooting

• Apply networking knowledge (OSI model, network troubleshooting, Wireshark, firewall configuration) to troubleshoot complex issues.
• Collaborate with the network team for network diagnostics and resolution.
• Utilize database troubleshooting tools to resolve complex SQL Server issues.

Agile Software Development

• Participate in Agile processes, including sprint planning and retrospectives.
• Deliver high-quality code through test-driven development, code reviews, and collaborative engineering practices.
• Write and maintain unit, integration, and automated tests to support CI/CD pipelines.

Cross-functional Collaboration

• Work closely with UI/UX, QA, Product, and DevOps teams to ensure seamless product development and release.
• Mentor junior developers and foster a culture of knowledge sharing within the team.

Secondary Responsibilities

• Cybersecurity & Secure Coding
• Contribute to secure software design and coding practices.
• Assist in vulnerability assessments, penetration testing, and compliance with healthcare security standards.

Minimum Qualifications (MUST HAVES)

• Bachelor's degree in Computer Engineering, Computer Science, Software Engineering, or a related field (Master’s preferred).
• 8+ years of hands-on experience in full-stack software development with strong knowledge of database management and network troubleshooting.
• Proficiency in C#/.NET, ASP.NET for web interface systems.
• Strong experience with SQL Server, including SQL Profiler and related tools.
• Solid understanding of networking concepts (OSI model, network commands, Wireshark).
• Experience in an Agile/Scrum development environment, delivering high-quality software in iterative sprints.

Preferred Skills & Technologies

• Backend: .NET Core/Framework, C#, RESTful APIs, SQL
• Frontend: JavaScript, React, Angular, Vue.js, HTML5, CSS3, Bootstrap, Tailwind
• DevOps/Tooling: Git, Docker, CI/CD pipelines, performance monitoring tools
• Database: SQL Server, PostgreSQL, MongoDB
• Experience with WPF and WCF (legacy technologies, experience a plus).
• Experience with Azure cloud services.
• Experience with Third-party API integrations.

Bonus Qualifications

• Experience in cybersecurity or secure software development practices.
• Exposure to fuzz testing, penetration testing, or CVSS scoring.
• Familiarity with healthcare software regulations and medical device standards.