Senior Software Engineer

MS2 is a national leader in transportation data management and analysis and has the largest traffic count database in North America. More than 270 agencies in 31 US States, and 3 Canadian Provinces, including 28 state Departments of Transportation, are using MS2 software to manage their transportation data.

MS2 is located in the beautiful city of Ann Arbor, Michigan, the home of high-tech industries and the University of Michigan. Residents of the city enjoy beautiful parks, mature neighborhoods, amenities of the Huron River and easy access to downtown Detroit or to colorful "Pure Michigan" woods and waterways.

MS2 is a friendly, open, team working to support our clients' software needs. Staff members work on a variety of tasks and are given a high degree of responsibility. We offer an excellent environment for transportation professionals and Software Engineers with competitive compensation and benefit packages. We're a small team and you'll have an opportunity to make a big impact!

We are seeking a Senior Software Engineer to design, build, and maintain the core systems that power MS2's transportation platform. You will partner with product and engineering teams to deliver features across the full stack, from backend services and APIs to database integration and front-end user experiences. The role emphasizes ownership, technical craftsmanship, and the ability to solve complex problems independently while collaborating with an experienced, supportive team.

Responsibilities:

• Own delivery of moderately to highly complex features across the SDLC, from discovery and design through implementation, release, and support
• Design and implement well-structured, maintainable, and testable solutions in alignment with agreed technical patterns and project goals
• Translate business requirements into clear technical specifications (workflows, APIs, data models), including tradeoffs, risks, and effort
• Collaborate closely with product, QA, and other engineers to align on approach and execution
• Act as a primary owner for one or more services, modules, or core capabilities, including code health, operational readiness, and ongoing improvements
• Contribute to system reliability and supportability through automated testing, monitoring/alerting, performance tuning, and root-cause analysis
• Troubleshoot, debug, and upgrade existing systems, including participation in incident response and prevention (follow-up fixes and improvements)
• Participate in code reviews and design reviews, and help raise engineering quality through feedback, standards, and shared learning
• Mentor and support Software Engineers through pairing, technical guidance, and coaching on best practices
• Partner with engineering leadership to break down work, estimate, surface dependencies and risks, and drive delivery of assigned initiatives
  
  

Requirements

• Bachelor's degree in computer science, engineering, or equivalent practical experience
• 6+ years of professional software engineering experience (or equivalent demonstrated capability)
• Strong experience building production software with C#/.NET
• Strong SQL skills and experience working with relational databases in production environments
• Demonstrated experience writing and maintaining automated tests (unit and integration) and working within CI/CD workflows
• Excellent verbal and written communication skills, with the ability to explain technical decisions and tradeoffs clearly
• Strong analytical and problem-solving skills, including diagnosing issues in complex systems
  
  

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Preferred:

• Experience with JavaScript, TypeScript, and React
• Experience with GIS systems including ESRI and map visualization tools such as Google Maps or Mapnik
• Git / GitHub experience
• Proven experience owning and optimizing production systems for performance, reliability, and maintainability over time
• ASP.NET (Web Forms, MVC, or Core) experience
• Experience writing low-level software communicating with TCP/IP
  
  

Benefits

We offer a competitive salary and benefits package.

We promote a strong work/life balance at MS2. We encourage our employees to pursue their professional interests and take ownership of projects from start to finish. You'll be working with big data and cloud-based solutions using the latest technologies as part of a fun and energetic team. We get along so well, we even have regular nights out and company sponsored dinners to celebrate our successes! It's a great place to work.

Salary:

$110,000 - $145,000 a year, to be determined based on candidate's individual skills and experience

Benefits:

• Participation in the company's annual bonus program
• 401(k) with matching
• Dental insurance
• Employee assistance program
• Flexible schedule
• Flexible spending account
• Health insurance
• Life insurance

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• Paid time off
• Professional development assistance
• Referral program
• Disability insurance
• Vision insurance
  
  

We Want You to Be You at MS2.

At MS2 a diverse, inclusive, and equitable workplace is one where all employees, whatever their race, gender, color, ethnicity, national origin, age, sexual orientation or identity, education, disability, religion, or veteran status, feel valued and respected. We are committed to a nondiscriminatory approach and provide equal opportunity for employment and advancement in all of our departments and programs. We respect and value diverse life experiences and heritages and ensure that all voices are valued and heard.

MS2 is committed to maintaining a welcoming environment with equitable treatment for all, and we strive to:

• Provide a working environment where all employees feel safe, comfortable, and valued
• See diversity, inclusion, and equity as connected to our mission and critical to ensure the well-being of our staff and the agencies we serve
• Examine and dismantle any inequities within our policies, systems, programs, and services, and continually update and report our progress to our employees
• Explore potential underlying, unquestioned assumptions that interfere with inclusiveness
• Encourage company-wide thinking about how systemic inequities impact our organization's work, and how best to address that in a way that is consistent with our mission
• Help to challenge assumptions about what it takes to be a strong leader at our organization, and who is well-positioned to provide leadership
• Practice and encourage respectful and transparent communication in all interactions
• Commit time and resources to expand more diverse leadership at all levels of our organization
• Lead with respect and tolerance. We expect all employees to embrace this notion and to express it in workplace interactions and through everyday practices
  
  

MS2 wants every employee to feel our commitment to showing respect for everyone, and we encourage open communication that enables each person to be their best self.

MS2 is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Hybrid work

We expect staff to work from our office in Ann Arbor generally at least one day per week. Relocation assistance is available to successful candidates who are interested in moving to the Ann Arbor area.