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Principal Software Engineer

Chelmsford, MA · Architecture/Engineering
Growing Medical device company in Chelmsford, MA.

  • Any of these: Angular/React/Vue UI
  • C#, .Net core/Microservices
  • Cloud development/Deployment tech stack

Screening questions:
  • Experience working in IaC/SaaS for cloud (infrastructure as code)?
  • Microservices experience?
  • Experience with C#, .Net Core apps coding?
  • What databases used? Most proficient/comfortable?
Job Summary: 
The Principal Software Engineer – Applications is a seasoned and collaborative full stack developer with knowledge and experience in SaaS and critical high traffic applications that scale.  This individual is an experienced developer and mentor with a passion for Agile development.  Their focus is on sustainable development, not heroics, and understands the value of good estimation, continuous improvement of our process and architecture, automated testing to protect quality, delivery of features that delight customers and continuous deployment to get fast feedback from users.  This individual is a passionate champion and advocate for continuing to improve our architecture while effectively balancing the delivery of valuable features to our customer base. Actively helps direct the product's development by engaging with the team and iterating to a result you are all on board with and perhaps more importantly, proud of. They work through the entire product lifecycle and utilizes in-depth understanding of industry best practices with emerging technologies.  They assist in creating documentation regarding development processes and technologies.  

Essential Functions: 
  • Contribute to software architecture roadmap and champion the implementation of our software architecture, new technology concepts, and development best practices with the team
  • Mentor junior team members, provide expert level knowledge to the team on specific concepts
  • Develop and evaluate code to ensure that it is valid, properly structured, performs optimally, and is consistent with industry best practices
  • Design solutions to complex problems exploring trade-offs of various technical options, perform complex POCs
  • Perform code reviews and provide approval on complex features.
  • Assist with the creation of patterns and best practices for unit and integration testing in a TDD/CI/CD environment
  • Support automated UI/API testing by QA team
  • Collaborate with the SRE team to ensure the deployment of the software aligns with strong DevOps practices
  • Work with the product owner, stakeholders, UX, QA and other engineers to create effective solutions
  • Participate in all aspects of product delivery, including planning, design, and cross-platform / cross-browser testing. 
  • Provide feedback and recommendations for improvements to features, functionality, architecture, design and performance
  • Diagnose and resolve complex product issues in production environments
  • Has strong technical understanding of the product and is the SME in specific components in their product area
  • Owns technical documentation and transition of knowledge to Sales Engineering and Support for completed assignments.
  • Assist in creating documentation regarding development processes and technologies. 
  • Collaboratively participate in Agile ceremonies
  • Utilize organizational process control systems and industry privacy requirements (i.e., FDA quality controls, HIPAA). 
Skills Requirements: 
  • Passion for Agile development principles on a highly collaborative team
  • Proficiency with C#, .Net Core and/or Framework, and SQL
  • Experience with HTML, CSS, JavaScript, and a modern SPA(single page application) framework
  • Experience writing and maintaining automated tests (integration and unit tests)
  • Proactive and demonstrates ownership in solving problems and seeking input from teammates
  • Communicates openly and honestly and respects the variety of personality styles that make up the team
  • Adapts easily to solve new problems or change directions as needed
  • Effectively balance “head’s down coding” time with active collaboration/problem solving discussions with the team
  • Strong troubleshooting skills with ability to use wide variety of tools and techniques to determine root cause
  • Able to manage confidential information with appropriate discretion and judgement
  • Experience working in public cloud deployments (AWS preferred), NoSQL and Relational Database Systems, microservices, containerization, service monitoring, serverless computing, event-driven programming, and DevOps including CI/CD and infrastructure as code (IaC)
  • Experience with security best practices 
Required/Preferred Education and Experience: 
  • BA/BS degree or equivalent experience 
  • 8+ years of experience in a professional application development environment 
  • Preferred 2-3 years healthcare technology experience 
Specialization Descriptions: 
These are descriptions of some of the specializations that may be needed from a Principal Software Engineer. 
  • Experience creating SDKs using C#, Swift, or Java
  • Experience with Desktop applications developed in C# and WPF
  • Experience with Mobile applications developed in Swift or Java
  • Experience developing critical, high volume, big data applications that scale

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