Backend Engineer

FAIRTIQ is an innovative mobile ticketing solution that makes travelling on public transport easier than ever.

We use machine learning based bespoke algorithms to build a highly accurate picture of a user’s journey, using data collected by mobile sensors, making the app very precise and reliable.

Since the founding in 2016, our innovative, simple solution has been recognised and awarded internationally: We have grown our partnership network in the public transportation sector and thanks to these strategic partnerships, we already cover the entire public transportation system in Switzerland – while also growing internationally, i.e. in Germany, Austria, France - contributing to more than 130M journeys (https://nicht.fairtiq.com/).

As a Backend Engineer you have the opportunity to work on our entire software stack and expand your knowledge about state-of-the art software engineering. When you design software you will have to think about scalability, caching, distributed persistence and resilience in order to build high quality systems. You’ll design, implement and test new features and improve the existing code.

Our Technology Profile

• Architecture principles: Microservices, Continuous delivery, Domain Driven Design, Hexagonal architecture, Zero downtime;
• Programming languages we use: Java - Backend development, Python - Backend scripts / prototypes;
• Data stores: MongoDB, Redis;
• API / Messaging: Rest / JSON, RabbitMQ, Kafka;
• Cloud: Heroku/AWS;

Role Responsibilities

• Develop parts of a highly available backend with a microservices architecture;
• Write maintainable, clean, simple, testable, scalable and efficient code;
• Monitor production systems;
• Participate in agile processes;
• Work with developers and product experts to expand our solution worldwide;
• Help building scalable and reliable systems;

Who we are looking for

• BSc or MSc in computer science or a related field;
• 5+ years of experience;
• Strong software design skills;
• Experience with large-scale system design;
• Strong algorithmic skills;
• Analytical thinking and good problem solving skills;
• Good team player in an agile team;
• Creative, self-confident, independent;
• Willing to learn and adapt to new technologies;
• Excellent English speaking, writing and verbal language skills;
• EU based candidates;

The recruitment process

• Screening interview with a member of the People Team: ~45 minutes;
• Tech Screening + Coding interview: 90 minutes;
• System Design interview: 60 minutes;
• Software Design interview: 60 minutes;

We offer

• Dynamic and international work environment of ~130 FAIRTIQers;
• Chance to be part of a fast growing, international startup;
• Budget and support for self-improvement;
• Creativity and innovation boosters with our “Tech Joker Days” (work on whatever you think may help FAIRTIQ);
• Lots of leadership opportunities (tech, people);
• Flexible working hours, fully remote;

More about us

• How our system works: https://fairtiq.com/en/tech/the-journey-of-a-journey;
• Why engineering at FAIRTIQ: https://fairtiq.com/en/about-us/engineering-at-fairtiq;
• Our blog: https://fairtiq.com/en/tech;

At FAIRTIQ, we believe that our employees are our biggest asset. A healthy culture, based on respect, inclusion, diversity and individual empowerment is the key to our success story.