Senior Backend Engineer

Summary

Join Factor Eleven's tech team as a Senior Backend Engineer to expand and optimize our digital advertisement SaaS suite. You will design microservices and back-end components using NodeJS, TypeScript, GraphQL, Docker, AWS, and Apache Kafka. Responsibilities include developing server-side logic, maintaining databases and message busses, ensuring high performance, conducting code reviews, and mentoring team members. Success requires extensive NodeJS experience, AWS/Kafka knowledge, and expertise in GraphQL/REST APIs. We offer a fully remote position within Europe with flexible work hours, transparent salaries, and various perks including professional development opportunities and relocation support.

Requirements

• 5+ years experience as Backend Engineer or similar role
• Strong proficiency of NodeJS with TypeScript, web stacks, libraries, and frameworks
• Working knowledge of front-end technologies such as HTML5 and CSS3
• Experience with user authentication and authorization between multiple systems, servers, and environments
• High familiarity with fundamental design principles behind scalable applications
• Creating database schemas that represent and support business processes
• Good knowledge of event-driven architecture, message busses, and/or pub/sub-systems
• Proven expert knowledge Implementing automated testing platforms and unit tests
• Superb interpersonal, communication, and collaboration skills
• Excellent familiarity with git, npm, docker and Jira
• Extensive experience in mentoring teammates in a respectful, educative manner
• Reside in and hold a work permit of a country in the European Union

Responsibilities

• Develop and maintain microservices and back-end components
• Ensure optimal performance of databases and responsiveness to front-end requests
• Collaborate with developers, product owners and stakeholders on the design and integration of elements
• Develop high-performance applications by writing testable, reusable, and efficient code
• Implement effective security protocols, data protection measures, and storage solutions
• Run diagnostic tests, repair defects, and provide technical support
• Document server-side processes, including database schemas, message events and sagas, as well as preparing reports
• Recommend and implement improvements to processes and technologies
• Provide mentorship and technical supervision to team-members

Preferred Qualifications

• Good knowledge of AWS and/or Kafka
• Great knowledge of GraphQL/REST-APIs

Benefits

• Transparent, above-market salaries
• 100% remote within Europe
• Flexible work-hours and part-time models
• Be part of a fast-growing, highly-skilled team
• In person department and company events
• Home office, co-working space and work-together allowance
• Personal and professional development courses from Udemy
• Case by case relocation and visa support