Staff Full-Stack Software Engineer

About the role:

We are looking for a Staff Full-Stack Software Engineer to help design and build scalable systems that power our products and platform.

This is a senior technical leadership role where you will drive architecture decisions, lead complex engineering initiatives, and collaborate closely with product and design teams to deliver high-impact features. You’ll work across the stack, help improve engineering standards, and mentor other engineers while solving challenging problems at scale. 

If you’re motivated by tackling complex technical challenges, shaping systems and architecture, and partnering closely with product and design to deliver impactful solutions, you’ll thrive in this role.

About us:

At 8am, our vision is to power a world where professionals thrive. We start every day on a mission to empower professionals with the most trusted, innovative technology to deliver world-class outcomes for their clients and exceptional financial results for their business. They count on our purpose-built solutions to simplify operations, ensure compliance, and fuel profitable growth, so they can focus on their clients and do more of the work that matters.

Founded in 2005, 8am™ (formerly AffiniPay) is the professional business platform built to help legal, accounting, and other client-focused professionals run stronger, more profitable businesses. Today, more than 250,000 professionals across the U.S. trust 8am to help them work smarter, serve clients better, and unlock their full potential. We have been recognized as one of Inc 5000’s fastest growing companies in the U.S. for 13 years in a row, and as a result, our teams continue to grow as well!

What you'll do:

• Design and build scalable web applications using modern backend and frontend technologies (e.g., Rails, Node.js, React, or similar frameworks)
• Lead complex technical initiatives that span multiple systems and teams
• Define and evolve system architecture to support long-term scalability and reliability
• Build and maintain APIs and backend services that power product functionality
• Improve existing systems to enhance performance, maintainability, and user experience
• Collaborate with product and design teams to translate business needs into technical solutions
• Identify and address technical risks related to performance, security, and reliability
• Write high-quality, well-tested code and participate in code reviews
• Support production systems through debugging, monitoring, and performance improvements
• Mentor engineers and help raise engineering standards across teams

About you:

• Strong experience building and shipping production web applications
• Experience designing and delivering large technical projects
• Experience building scalable backend systems and APIs
• Experience with modern frontend frameworks and component-based architecture
• Solid understanding of relational databases and SQL
• Strong knowledge of software design principles, testing practices, and maintainable system architecture
• Experience working in collaborative Agile product teams
• Strong communication skills and ability to work effectively with distributed teams
• Experience mentoring engineers or providing technical leadership
• Preferred location: Brno, Czech Republic

Nice to have:

• Experience building scalable SaaS platforms
• Experience with frameworks such as Ruby on Rails, Node.js, or similar backend technologies
  
• Experience with React, Next.js, or other modern frontend frameworks
  
• Experience working with cloud platforms (AWS, GCP, etc.)
• Experience with distributed systems or event-driven architectures
• Experience with authentication and identity systems (OAuth, OIDC, SAML)
• Experience with observability, monitoring, and production troubleshooting

Diversity, equity & inclusion at 8am:

At 8am, we recognize that innovation occurs with a strong team of people who are diverse in background, personality, talent and ideas. Experience comes in many forms and ensuring a diverse and inclusive workplace where we continue to learn from each other is an integral part of our culture. We are committed to creating a welcoming and transparent environment for all that embraces those differences through education, equal access to opportunities and information, inclusionary programs, and community outreach. 

Why 8am 

At 8am, our culture is shaped by the people who bring it to life every day. Together, we build a company rooted in continuous learning, genuine community, holistic wellness, and meaningful engagement—values that empower us as individuals and unite us as a team. Our culture is grounded in our core values: Work Smart, Win Fast; Outshine Ordinary, and We Find a Way. These values drive how we serve our customers and work with each other in a collaborative, inspiring, and empowering environment, every day.

Security advisory:

Our hiring teams at 8am are dedicated to recruiting top talent that share our passion for serving the professional services industry through innovative financial technology.  As such, our Talent Acquisition Team only follows legitimate hiring practices.  We will always communicate with our candidates using emails with the 8am domain and will never ask for sensitive/personal data during the application process.  All interviews take place over phone call, Zoom/Google Meet or in person.  All offers are communicated verbally by our Talent Acquisition Specialists with a written offer letter as a follow up.