Senior Full Stack Engineer (PHP, Python)

Connect with us to connect the world.

Are you prepared to join the R&D team at 12Go and help us build the leading online travel platform, providing seamless booking experiences for travelers worldwide? 12Go, being a part of Travelier group, offers a wide range of transportation options, including trains, buses, ferries, and flights, to help customers travel conveniently and affordably. Our vision is to enable any customer to instantly book any route in the world.

In our R&D department you will get to work on groundbreaking solutions that reshape how people explore the world, using a modern tech stack and following top industry standards to ensure security, scalability, and a reliable travel experience. You will thrive in a collaborative culture where passionate colleagues love sharing ideas, and your work will have a real impact on our users' travel adventures.

Join us in crafting this exciting journey, where your contribution will be key to our success!

We are looking for a Senior Full Stack Engineer (PHP, Python)

Responsibilities:

• Design and develop scalable backend systems in PHP (Symfony) and Python to support marketing analytics and data integration;
• Build and maintain APIs and data pipelines enabling data exchange with marketing and analytics platforms (Appsflyer, Firebase, Google Ads, etc.);
• Collaborate closely with marketing, data, and DevOps teams to ensure system reliability, scalability, and data accuracy;
• Contribute to architecture design and technical decisions for new projects and integrations;
• Implement monitoring and logging solutions (Datadog, Bugsnag) to proactively detect and resolve issues;
• Support occasional frontend updates or lightweight UI integrations using Vue.js / Nuxt.js;
• Write clean, maintainable, and well-tested code following best practices and team standards.
• Backend: PHP (Symfony), Python;
• Databases: MySQL (MariaDB), ClickHouse;
• Frontend: Vue.js / Nuxt.js (occasionally for UI updates);
• Infrastructure & Monitoring: Datadog, Bugsnag;
• Integrations: Appsflyer, Firebase, Google Ads, Google Analytics, Clevertap, and similar marketing platforms.

Nice to Have:

• Vue.js / Nuxt.js experience;
• Integrations with Appsflyer, Firebase, Google Analytics, Google Ads, Clevertap (or similar).
• Engaging work on a product that enables millions of travelers to book their trips daily;
• Full-time remote working - 5 days week, 8 hours per day;
• Development opportunities (budget for self-paced learning, global training workshops, online English language classes, e-learning platforms);
• Internal growth and internal mobility opportunities;
• Competitive annual leave, sick leave, and public holidays;
• Annual company offsite in Thailand.