Senior Backend Developer (PHP)
12GoPoland19 hours ago
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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!
Stack:
Apply! Update your CV and get ready to experience the best interview flow with our top talents.
We can't wait to see you and share this awesome adventure together!
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!
Stack:
- Languages: PHP (primary), Rust (selected modules), JavaScript (auxiliary);
- Databases & Storage: MariaDB, Redis, Memcached, ClickHouse;
- Practices: CI/CD pipelines, code review, API versioning, Agile/Scrum
- Designing and maintaining scalable backend services (not strict microservices, but service-oriented);
- Optimising performance in search and checkout flows under high concurrency;
- Writing robust automated tests (unit, functional, contract);
- Supporting production codebase that includes legacy components
- 5+ years of backend engineering, with at least 3 years in PHP;
- Proven experience with high-load systems (performance tuning, caching strategies, DB optimisation);
- Solid algorithmic thinking and ability to evaluate trade-offs between architecture elegance and delivery speed;
- Familiarity with distributed systems concepts;
- Proactive problem-solver: able to research, propose, and drive solutions;
- Balance between independence and collaboration — knows when to follow instructions and when to challenge them;
- Comfortable asking questions early to avoid misunderstandings;
- Fluent English
- Hands-on Rust experience (systems or backend modules);
- Background with geospatial data or ML-driven services;
- Degree in Computer Science / Software Engineering;
- Previous e-commerce or fintech experience
- 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
Apply! Update your CV and get ready to experience the best interview flow with our top talents.
We can't wait to see you and share this awesome adventure together!
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