Principal Software Engineer

About eClinical Solutions

eClinical Solutions is transforming clinical development withelluminate®, our Clinical Data Cloud, helping life sciences organizations unify, analyze, and unlock the value of their data faster than ever before. By combining a modern cloud platform with expert data services, we empower smarter decisions across the clinical trial lifecycle—accelerating innovation that ultimately improves patient outcomes.

Our engineering teams buildenterprise-grade, revenue-generating products at the intersection ofcloud, data, analytics, and emerging AI technologies. If you’re excited about building sophisticated software that makes a real-world impact on healthcare, this is the place to do it.

You will make an impact: 

As aPrincipal Full Stack Software Engineer, you will be atechnical leader within the elluminate Product Development team. You’ll help design and build thecore services and user experiences of a next-generation clinical data and analytics platform—while influencing architecture, engineering standards, and technical direction.

This role is ideal for an experienced engineer who enjoyshands-on development, mentoring others, andbringing modern capabilities—including AI-assisted and agentic workflows—into production-grade systems.

Your day to day: 

• Design, develop, test, and deployscalable, secure, and highly interactive web applications
• Own and evolvecore platform modules, from concept through release and support
• Influence application and system architecture with a focus onperformance, reliability, security, and maintainability
• Lead by example throughclean, well-tested code, thoughtful design reviews, and pragmatic technical decisions
• Collaborate closely with Product Management, QA, and other engineers throughout the SDLC
• Provide technical mentorship and guidance to other engineers on the team
• Diagnoses and resolves complex production issues across distributed systems
• Ensure solutions meeteClinical Solutions quality standards and applicable industry regulations
• Contribute to technical documentation including design specs, acceptance criteria, and release notes

AI & Modern Engineering Focus

We’re actively incorporatingAI-powered capabilities into our platform, and you’ll help shape how this is done responsibly and effectively in an enterprise environment. This includes:

• IntegratingLLMs and AI services into .NET- and Python-based systems
• Designing and implementingAI-assisted workflows, copilots, or intelligent automation features
• Working withagentic AI patterns (e.g., task orchestration, tool-using agents, workflow automation)
• Applying prompt engineering, evaluation techniques, and guardrails to ensure reliability and compliance
• Collaborating with data and platform teams to operationalize AI—not just prototype it

Deep ML expertise isnot required—we’re looking for strong engineers who understand how toapply AI capabilities in real products.

Take the first step toward your dream career.  Here is what we are looking for in this role. 

 Qualifications:

• Bachelor’s or Master’s degree in Computer Science or equivalent practical experience 
• 10+ years in software design and development using the Microsoft technology stack preferred 
• Expert-level proficiency in C#, .NET, and ASP.NET (MVC/Web APIs)
• Strong experience building full-stack web applications (Angular, TypeScript, HTML, CSS)
• Solid understanding of software design principles, patterns, and best practices
• Experience across the full Software Development Lifecycle (Agile preferred)
• Proven ability to work independently while collaborating effectively in a fast-paced environment
• Excellent communication, documentation, and technical leadership skills

AI & Platform Experience

• Hands-on experience integratingLLM-based services (e.g., OpenAI, Azure OpenAI, or similar) into applications
• Experience usingPython and/or .NET alongside AI/LLM workflows
• Familiarity withagent-based or workflow-driven AI architectures is a strong plus
• Understanding of secure and responsible AI usage in enterprise systems

Nice to Have

• Strong SQL expertise (Microsoft SQL Server preferred), including performance tuning
• Experience withmicroservices, distributed systems, and cloud platforms (AWS preferred)
• Secure development experience, including awareness of common vulnerabilities and mitigations
• Experience with clinical trial data, life sciences, or regulated SaaS environments
• Experience buildingdata visualizations or analytics-driven user experiences

Accelerate your skills and career within a fast-growing company while impacting the future of healthcare. We have shared our story, now we look forward to learning yours!

eClinical is a winner of the 2025 Top Workplaces USA Award for Remote Work! We have also received numerous Top Workplaces Culture Excellence Awards celebrating our exceptional company vision, values, and work-life balance. See all the details here:https://topworkplaces.com/company/eclinical-solutions/

eClinical Solutions is a people first organization. Our inclusive culture values the contribution that diversity brings to our business. We celebrate individual experiences that connect us and that inspire innovation in our community. Our team seeks out opportunities to learn, grow and continuously improve. Bring your authentic self, you are welcome here!

We are proud to be an equal opportunity employer that values diversity. Our management team is committed to the principle that employment decisions are based on qualifications, merit, culture fit and business need.

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