As a member of the Platform tribe, the Site Reliability Engineer (SRE) at Preply combines software development, infrastructure operations, and business skills to run a large-scale, fault-tolerant global language education platform. The SRE ensures high reliability, top industry uptime, and rapid product innovations. Responsibilities include:

• Owning the availability and performance of mission-critical services.
• Building automation to prevent problem recurrence.
• Improving the lead time of engineers at Preply.
• Enhancing system scalability, observability, and alerting.
• Practicing sustainable incident response and blameless postmortems.
• Collaborating with product teams to tackle technical issues and design new systems.
• Strengthening credibility through quality technical execution.
• Following best FinOps practices.
• Managing on-call rotation across the team.

What You Need To Succeed

• Expertise in problem-solving and analyzing high-loaded systems.
• Proficiency in production troubleshooting.
• Business-oriented and data-driven approach.
• Strong experience with Kubernetes, Docker, Helm, or similar technologies.
• Experience with AWS or other cloud providers.
• Understanding of networking, including network topologies and common protocols.
• Experience coding in one or more programming languages; knowledge of modern web frameworks, SQL, and relational databases is a plus.
• Willingness to participate in paid on-call rotations.
• Strong communication skills with a minimum B2 English level.

Why You’ll Love It at Preply

• Open, collaborative, dynamic, and diverse culture.
• Generous monthly allowance for lessons on Preply.com, a Learning & Development budget, and time off for self-development.
• Competitive financial package with equity, leave allowance, and health insurance.
• Attractive relocation package for those not in Barcelona.
• Access to free mental health support platforms.
• Access to Gympass-partnered wellness and gym centers throughout Spain.
• Opportunity to shape the lives of learners and tutors through language learning and teaching in 175 countries.

Our Principles

• Care to change the world.
• We do it for learners.
• Keep perfecting.
• Now is the time.
• Disciplined execution.
• Dive deep.
• Growth mindset.
• Raise the bar.
• Challenge, disagree, and commit.
• One Preply.

Diversity, Equity, and Inclusion

Preply is committed to fostering a diverse and inclusive environment where individuals from all backgrounds can thrive. We consider all applications for employment without regard to race, color, religion, gender identity or expression, sexual orientation, national origin, disability, age, or veteran status. Together, we are The World Class.