Backend Engineer (m/f/x)

Travelcircus; Berlin; Hybrid; EUR 70,000 - 100,000; Full time

Benefits offered by this job

Flexible working hours and remote (2d/

Loft office near Alexanderplatz

Transparent communication

Career development & onboarding

BVGlike transit discounts

€1080 travel budget per year

Health insurance & pension plan

Job summary

Travelcircus is seeking an experienced Backend Engineer (m/f/x) to join our development team in Berlin. You’ll build and extend our platform services and booking systems, and design a robust API platform used internally and by third parties.

You’ll work on AI-assisted development and participate in code reviews and pair programming. You should have 4+ years of backend experience, strong PHP/OOP, SQL knowledge, and familiarity with AI tools and Agile environments.

Qualifications

• 4+ years of experience building web applications and distributed web services.
• Knowledge of PHP / OOP, relational databases and data modelling.
• Good understanding of SQL and the ability to write and debug queries.
• Experience with AI agents like Claude or Codex; knowledge of AI tools and best practices.
• Experience with Linux/macOS command line.
• Experience using message queues and Elasticsearch is a plus.
• Strong communication skills, fluency in English; German is a plus.
• Experience working in Agile environments.

Responsibilities

• Build and extend Platform Services and Booking Systems.
• Design, develop, and maintain a robust transactional API platform used internally and by third parties.
• Keep up with AI-assisted development and apply it to tasks.
• Participate in code reviews and pair programming.
• Improve the existing platform codebase used by thousands of users daily.
• Address bugs and performance issues.

Skills

PHP / OOP

SQL

Agile experience

English fluency

German knowledge

Tools

Elasticsearch

Job description

Backend Engineer (m/f/x)

Intro

Do you love traveling and are you ready for new challenges in an ambitious, fast-growing and committed company? Then you've come to the right place!

Your responsibilities

Travelcircus is seeking an experienced (4+ years) Backend Engineer (m/f/x) to join the development team. We're looking for someone who's passionate about building robust & scalable technology platforms, systems and APIs. You'll be an integral part of the engineering team and will work closely with others throughout our company to deliver the best possible product to our customers. Ideal candidates will have experience with PHP, AI supported software engineering, API development and Service-Oriented Architectures.

Things you will work on

• Building and extending our Platform Services and Booking Systems
• Designing, developing, and maintaining a robust transactional API platform, that will be used internally and directly by 3rd parties
• Keeping up with the state-of-the-art of AI assisted development and applying it to everyday tasks
• Participating in code reviews and pair programming
• Improving our existing platform codebase which is used by tens of thousands of users on a daily basis
• Addressing bugs and performance issues

What we offer

• FLEXIBLE WORKING HOURS thanks to part-time and flexitime models as well as remote work (2 days a week)
• ATTRACTIVE WORK ENVIRONMENT close to Alexanderplatz in a stylish loft office with start-up flair, cooking together, fun & cohesion in a varied working environment and regular team events
• TRANSPARENT COMMUNICATION thanks to flat hierarchies, fixed feedback cycles and weekly company and team meetings
• OPTIMAL CAREER OPPORTUNITIES thanks to a comprehensive onboarding program and individual induction, continuous on-the-job training, optimal promotion and further development opportunities
• ADDITIONAL COMPENSATION & DISCOUNT on the BVG company ticket (local public transport) and discounts with over 800 other providers
• PERSONAL TRAVEL BUDGET of €1080 per year to spend freely on our entire product portfolio
• WORK LIFE BALANCE with 28 vacation days, increasing per year of service, with up to 35 days of vacation entitlement as well as company health management and a pension plan

Your profile

• Experience in building web applications and distributed web services (4+ years)
• Knowledge of PHP / OOP, relational databases and data modelling
• Good understanding of SQL and the ability to write and debug queries
• Experience with common AI agents like Claude or Codex;
• Knowledge of current AI tools, best practices, knowing what is hype and what is useful
• Experience with Linux/macOS command line
• Experience using message queues and Elasticsearch is a plus
• Strong visual, verbal and written communication skills, fluency in english, german is a plus
• Experience working in Agile environments

We expressly declare that we welcome everyone, regardless of gender, nationality or ethnic origin, religion or ideology, disability, age or sexual identity.

About Us

Travelcircus, the online booking platform for event travel experiences, was founded by Bastian Böckenhüser in Berlin in 2014. By combining internationally popular events (e.g. theme parks, musical, exhibitions or concerts) with quality-tested premium hotels, Travelcircus puts together unique packages at attractive prices for its customers. Over 1 million travellers have trusted us since the company was founded. Since the beginning of 2022, Travelcircus has entered other European markets in addition to the DACH markets. Dutch, Belgian, French, Italian, Spanish, Danish and British travellers can now also book the unique packages. Through the Travelking brand acquired in September 2022, Travelcircus is also represented in the Czech Republic, Hungary and Slovakia. True to the motto 'by travellers for travellers', the Travelcircus team shares a common vision of presenting the hottest events and most sought-after weekend destinations to travel enthusiasts online at the best value for money.

We look forward to meeting you!