Sr Principal Software Engineer - Full Stack

Sr Principal Software Engineer - Full Stack Description

We’re looking for a Full‑Stack Engineer who cares about building usable, reliable software that makes a real difference in healthcare. You’ll ship React/Vite web apps, build mobile apps with React Native or Swift/Kotlin when needed, and build the backend services behind them using Python, Type Script, or Go with REST APIs. You’ll work closely with product, design, and research to turn ideas into prototypes and production features, and you’ll thoughtfully integrate AI services where they add value.

We use Copilot and Cursor to speed up exploration and delivery, balanced with reviews, tests, and sound engineering judgment.

You’ll own features end‑to‑end from architecture and implementation to testing, deployment on Open Shift, and ongoing monitoring. If you like iterating quickly, learning in the open, and collaborating across disciplines, you’ll feel at home at BI X.

As an employee of Boehringer Ingelheim, you will actively contribute to the discovery, development and delivery of our products to our patients and customers. Our global presence provides opportunity for all employees to collaborate internationally, offering visibility and opportunity to directly contribute to the companies´ success. We realize that our strength and competitive advantage lie with our people. We support our employees in a number of ways to foster a healthy working environment, meaningful work, mobility, networking and work-life balance.

Our competitive compensation and benefit programs reflect Boehringer Ingelheim´s high regard for our employees.

This role is located in our Ridgefield, CT location

This position offers a base salary typically between $140,000 to $222,000. This position may be eligible for a role specific variable or performance based bonus and or other compensation elements. For an overview of our benefits please .

Key Responsibilities

• Application Development:
  Design, develop, and maintain front‑end (React/Vite) and back‑end services (Python/Type Script/Go, REST), plus mobile features (React Native or Swift/Kotlin). Integrate AI services responsibly to enhance user workflows, while meeting privacy, security, and regulatory expectations.
• System Operations and Support:
  Support, maintain, and optimize DEV/QA/STAGE/PROD environments and the Jenkins CI/CD pipeline. Containerize and deploy to Open Shift with automation and observability for reliable operations.
• Architecture Integration:
  Incorporate REST‑based backend capabilities, data stores, identity, and cloud integrations into cohesive, maintainable solutions. Apply secure coding, dependency/container scanning, and secrets management.
• Agile
  
  Collaboration:
  
  Work iteratively with product, design, and engineering; participate in planning, code reviews, and demos. Use Copilot and Cursor to prototype efficiently, paired with human review and testing.
• Testing Strategy and Framework Design:
  Define and implement pragmatic testing across web, mobile, and services (unit, integration, E2E). Maintain test quality, coverage, and reliability to ensure high‑confidence releases.

• Associate degree in Computer Science, MIS or related field with a minimum of 11 years experience; or Bachelor degree in Computer Science, or MIS, or related field with minimum 9 years of experience; or a Master degree in Computer Science, MIS, or related field with minimum 7 years of experience; or relevant Business or IT experience of minimum of 11 years.
  
  Minimum of 6 years programming experience preferred.
• Proven expertise in agile methodologies and iterative development to deliver technology solutions that address business challenges effectively.
• 5+ years of professional experience in both front‑end and back‑end development, with a proven ability to integrate into seamless, high‑quality products.
• Experience building responsive/adaptive web applications and mobile solutions with a user‑centric approach.
• Profound experience in engineering practices such as code refactoring, design patterns, test‑driven development, and continuous integration.

Core Competencies

• Strong proficiency in at least one modern…