Principal Software Engineer
- Compensation
- Not disclosed
- Location
- Mansfield, MA (Hybrid)
- Work setup
- Hybrid
- Seniority
- Principal
- Employment
- Not specified
- Experience
- Not specified
- Category
- Software engineering
- Posted
Skills
Must have
- 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
Nice to have
- Strong SQL expertise (Microsoft SQL Server preferred), including performance tuning
- Experience with microservices, 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 building data visualizations or analytics-driven user experiences
Full description
About eClinical Solutions
eClinical Solutions is transforming clinical development with elluminate®, 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 build enterprise-grade, revenue-generating products at the intersection of cloud, 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 a Principal Full Stack Software Engineer, you will be a technical leader within the elluminate Product Development team. You’ll help design and build the core 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 enjoys hands-on development, mentoring others, and bringing modern capabilities—including AI-assisted and agentic workflows—into production-grade systems.
Your day to day:
- Design, develop, test, and deploy scalable, secure, and highly interactive web applications
- Own and evolve core platform modules, from concept through release and support
- Influence application and system architecture with a focus on performance, reliability, security, and maintainability
- Lead by example through clean, 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 meet eClinical 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 incorporating AI-powered capabilities into our platform, and you’ll help shape how this is done responsibly and effectively in an enterprise environment. This includes: