Senior Full-Stack Software Engineer

8am

2d • $130,000 - $190,000

About The Position

At 8am, we’re building the next generation of SaaS products that power how professionals work—from payments and compliance to client experience, mobile workflows, and core platform capabilities. As a Senior Software Engineer on our Engineering team, you’ll play a pivotal role in designing, building, and scaling technology used by hundreds of thousands of professionals across the U.S.
This role spans a broad set of high-impact initiatives across our product ecosystem. You may work on evolving shared platform services (such as identity, authentication, and APIs), modernizing and scaling core web applications, building mobile experiences for professionals on the go, or shipping new customer-facing functionality that improves how professionals run their businesses.
If you’re energized by solving complex technical challenges, collaborating closely with product and design, and shipping software that makes a real, tangible impact, you’ll thrive here.

Requirements

• Bachelor’s degree in Computer Science or a related field, or equivalent professional experience
• 7+ years of experience designing, building, and debugging large-scale, cloud-based applications (with flexibility for deeper senior-level experience)
• Experience building production-grade applications with React, including reusable components, complex state management, and performance optimization, with comfort contributing across the full stack.
• Professional experience building and maintaining backend services using Ruby on Rails (or deep experience with a comparable MVC framework).
• Solid understanding of SOLID principles, software design patterns, and scalable architecture
• Proficiency in SQL and experience working with relational databases such as PostgreSQL or MySQL
• Experience working in Agile / Lean product development environments (Scrum, Kanban)
• Comfortable leveraging AI tools and technologies to improve workflows, productivity, or product capabilities
• Excellent communication, collaboration, and documentation skills
• Demonstrated experience leveraging AI tools and technologies to improve workflows, enhance decision-making, or drive innovation.

Nice To Haves

• Experience designing and building distributed systems or shared platform services
• Familiarity with authentication and authorization standards (OAuth 2.0, OIDC, SAML)
• Experience with asynchronous messaging systems (e.g., Kafka, AWS SQS)
• Experience with cloud platforms such as AWS or Google Cloud Platform
• Experience with NodeJS, NextJS, and modern frontend technologies (Bootstrap, Tailwind)
• Experience building mobile applications using Expo / React Native
• Experience deploying applications with Docker and Kubernetes
• Background building scalable SaaS products

Responsibilities

• Design and implement scalable web applications using modern frameworks such as Ruby on Rails, React, Node/NestJS, and NextJS
• Modernize existing applications to enhance user experience, performance, and long-term maintainability
• Utilize, contribute to, and evolve reusable UI component libraries
• Work closely with UX partners to design and ship intuitive, high-quality user experiences
• Contribute to core platform capabilities that support multiple products (e.g., identity, authentication, APIs, shared services)
• Help define and evolve backend architectures that enable scalability, reliability, and sustainable growth
• Proactively identify and implement improvements to application performance, scalability, and maintainability
• Design, build, and maintain backend services and RESTful APIs
• Build or contribute to iOS and Android mobile applications using Expo / React Native, as applicable
• Evaluate and implement AI-powered features where they create meaningful customer and business value
• Stay current with emerging technologies and apply them thoughtfully to real-world problems
• Partner with product managers to assess trade-offs, identify risks, and align technical solutions with business goals
• Collaborate with engineers, designers, QA, DevOps, and cross-functional stakeholders to deliver outcomes—not just features
• Support software deployments through debugging, troubleshooting, and coordination with DevOps and QA teams
• Participate in Agile ceremonies including sprint planning, grooming, and retrospectives
• Mentor and coach other engineers, sharing best practices and helping raise the technical bar across the team
• Provide technical expertise in software architecture, design patterns, and maintainable system design

Benefits

• Health Insurance Coverage: We offer our 8Team a variety of medical, dental, and vision plans, designed to fit your needs, including a 100% company-paid HDHP plan for employees.
• Financial perks: We offer a competitive compensation and benefits package including annual bonuses, equity options and 401(k) or RRSP if in Canada, with a company match for all team members.
• Time for what matters: Flexible Time Off, paid holidays, and a parental leave program for our new parents.
• Wellness: Wellness stipends, mental health support, and one-on-one nutrition coaching.
• Learning and Development: Continuous learning through 8am.edu, leadership programs, professional development funds, and individually focused talent development.
• Giving back to the communities around us: Participate in our charitable matching gift program, paid time off for volunteer service, and company-sponsored volunteer events (both local and virtually).
• Engagement: Virtual and in-person team-building events, quarterly award recognition through our Rise & Shine Award of Excellence Program, and our peer-to-peer appreciation platform.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level