Senior Back-End Engineer

At Preply, we are unlocking human potential through learning. We believe learning with a great tutor is life-changing. That’s why we match online tutors from across the globe with learners and empower them to create live language classes with AI-powered tools and learning materials. This is how we deliver progress, create engagement and keep our global community of learners motivated. So far, over 32,000 tutors have given more than 15 million lessons to learners from over 175 countries.

The Preply Engineering Team provides the tools to help unlock human potential through learning. We work primarily with Python/Django to build scalable and robust applications. We implement A/B tests to prove the value of our initiatives and improve our product based on data and students and tutors feedback. As part of our commitment to ensuring high-quality products, we prioritize monitoring and metrics analysis to identify areas for optimization and ensure our services are performing at their best. Our team is made up of talented engineers who are passionate about solving complex problems and developing innovative solutions to drive our company's success. At Preply, we release our product 50-60 times per day by leveraging top-notch CI/CD processes. As a fast-growing company we have diverse technical challenges that will allow you to develop your skills at scale.

What you’ll be doing:

• You will work in a cross-functional team alongside the Product Manager, Product Designer, UX Writers, Data Analytics, Technical Leads, Engineers and other cross-functional team members to deliver engaging features through A/B tests and build top-notch products.
• Develop and own backend features using Python/Django.
• Think beyond the code and about our customers, understand their needs and define solutions with the team.
• Balance short-term speed of development with the long-term technical quality of our systems.
• Help us make our best practices even better (test culture, code reviews, monitoring and scalability of our tools).
• Supporting the creation of new backend services as well as design, create, and/or troubleshoot integrations with third-party vendors.

What you need to succeed:

• Proficiency in Python, having experience as a Backend or Full-Stack Engineer.
• Exposure to architectural patterns of a large, high-scale web application (e.g., well-designed APIs, high-volume data pipelines, efficient algorithms).
• Familiar and willing to support small JS/TS tasks when needed.
• Expertise in troubleshooting issues, identifying the root cause, mitigating it, and adding safeguards to prevent future issues.
• High level of self-organization, ownership, and responsibility.
• A great collaborator with excellent verbal and written communication skills. Minimum B2 English level.
• Willingness to be on-call for your squad (1 week every 5 weeks).

Why you’ll love it at Preply:

• Open, collaborative, dynamic and diverse culture.
• Generous monthly allowance for lessons on.
• Learning & Development budget, including time off for your self-development.
• Competitive financial package with equity and leave allowance.
• Access to free mental health support platforms.
• Opportunity to shape the lives of learners and tutors from over 175 countries through language learning and teaching.

Preply is committed to creating a diverse and inclusive environment where people from all backgrounds can thrive. Different opinions and viewpoints are key ingredients in our success as a multicultural Ed-Tech company. Preply will consider all applications for employment without regard to race, color, religion, gender identity or expression, sexual orientation, national origin, disability, age or veteran status.