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[Remote] Senior Software Engineer

Remote · USA Full-time New today

Note: The job is a remote job and is open to candidates in USA. Marathon Health is a leading advanced primary care provider, partnering with employer and union plan sponsors to improve health for millions of Americans. As a Senior Software Engineer, you will drive the development of complex features, mentor junior engineers, and ensure quality and scalability while collaborating with product and engineering teams.

Responsibilities

  • End-to-End Feature Ownership: Independently design, develop, and deliver moderate to high complexity features across web and mobile platforms, ensuring quality, scalability, and alignment with business goals
  • Front-End Development: Build responsive and performant user interfaces using React and React Native, integrating seamlessly with backend services and ensuring consistent user experience across platforms
  • Backend Engineering: Implement robust backend systems using C#, TypeScript, Ruby on Rails, and RESTful APIs. Develop and maintain microservices that support distributed, scalable applications
  • Cloud & Infrastructure: Leverage AWS services including ECS, EKS, Lambda, API Gateway, S3, and CloudWatch to deploy and monitor applications. Use Terraform for infrastructure-as-code and manage event-driven architectures with Debezium, Kafka, and SNS/NServiceBus
  • Database Development: Design, query, and optimize relational databases using SQL and PostgreSQL, ensuring data integrity and performance across services
  • System Design & Architecture: Contribute to system-level design decisions, applying advanced engineering techniques and understanding of end-to-end workflows to build scalable, maintainable solutions
  • Mentorship & Collaboration: Mentor junior engineers, conduct code reviews, and foster a culture of continuous learning and technical excellence. Collaborate cross-functionally with product managers, designers, and other engineering teams to refine requirements and plan sprints
  • Process Leadership: Champion and adhere to established development best practices, including CI/CD, automated testing, version control, and documentation standards. Drive improvements in team processes and engineering efficiency
  • Technical Strategy: Influence technical direction by evaluating new frameworks, tools, and patterns. Ensure alignment with organizational standards and long-term scalability

Skills

  • BS or MS in computer science or related field
  • 5+ years of software development experience
  • 3+ years in a technical leadership role or equivalent combination of education and experience
  • Advance expertise of working on development teams in an Agile Scrum environment
  • Technologies: React, React Native, C#, Typescript, RESTful API's, and microservices
  • Strong understanding of end-to-end workflows, system design, and architectural patterns
  • Proven ability to apply advanced engineering techniques to large-scale features and systems
  • Demonstrated adherence to development best practices, including CI/CD, automated testing, code reviews, and documentation
  • Familiarity with project management, software development, and ticketing tools (Azure DevOps, Freshworks)
  • AWS Certified Developer certification or equivalent
  • Ability to influence product requirements and contribute meaningfully during refinement and sprint planning
  • Excellent communication and collaboration skills across cross-functional teams
  • Operates with a high degree of autonomy and accountability
  • Proactive in identifying technical risks, proposing solutions, and driving continuous improvement

Company Overview

  • Marathon Health offers a proven solution for helping employers reduce the total cost of healthcare It was founded in 2004, and is headquartered in Winooski, Vermont, USA, with a workforce of 1001-5000 employees. Its website is https://www.marathon-health.com.
  • Company H1B Sponsorship

  • Marathon Health has a track record of offering H1B sponsorships, with 2 in 2026, 5 in 2025, 1 in 2022. Please note that this does not guarantee sponsorship for this specific role.
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