Senior Full-Stack Engineer — Architect & Mentor (Brno)

affinipay1; United States; Hybrid; USD 66,000 - 111,000; Full time

Benefits offered by this job

Flexible Time Off

Public holidays

Parental leave

Health insurance

Pension

Bonus opportunities

Job summary

8am Brno is hiring a Senior Full-Stack Software Engineer to design and build scalable systems powering our products and platform. You will influence architectural decisions, lead key initiatives, and collaborate with product and design teams to deliver high-impact features across the stack.

You’ll mentor engineers, contribute to engineering standards, and help grow the team as we expand in Brno. This role is hired through an Employer of Record partner in the Czech Republic and offers a hybrid

Qualifications

• Strong experience designing and building production web applications.
• Experience across frontend and backend systems.
• Experience with Rails, Node.js, React, or similar technologies.
• Experience building APIs and backend services.
• Solid understanding of relational databases and SQL (PostgreSQL, MySQL).
• Experience in Agile development environments.
• Mentoring engineers or providing technical guidance.
• Strong communication and collaboration skills.
• Ability to work effectively with distributed teams.

Responsibilities

• Design and build scalable web applications using modern backend and frontend technologies (e.g., Rails, Node.js, React, or similar frameworks)
• Develop and maintain APIs and backend services that support product functionality
• Build reusable frontend components and contribute to shared UI libraries
• Improve and modernize existing systems to enhance performance, scalability, and maintainability
• Collaborate with product and design teams to translate business requirements into technical solutions
• Mentor engineers and support the professional growth of teammates
• Participate in architecture discussions and contribute to technical decision-making
• Support reliable deployments by debugging issues and collaborating with DevOps and QA teams
• Participate in sprint planning, grooming, and retrospectives
• Contribute to improving engineering standards, tooling, and development practices

Skills

Frontend & backend design

Distributed teamwork

Mentoring engineers

Agile development

Effective communication

Tools

Rails

Node.js

React

PostgreSQL

MySQL

AWS

Job description

8am Brno is hiring a Senior Full-Stack Software Engineer to design and build scalable systems powering our products and platform. You will influence architectural decisions, lead key initiatives, and collaborate with product and design teams to deliver high-impact features across the stack.

You’ll mentor engineers, contribute to engineering standards, and help grow the team as we expand in Brno. This role is hired through an Employer of Record partner in the Czech Republic and offers a hybrid