Senior Platform Engineer

Busuu; Madrid; Híbrido; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

A leading EdTech company in Madrid seeks a Senior Platform Engineer to enhance its innovative language learning platform. You will be responsible for building and scaling reliable cloud infrastructure, optimising Kubernetes clusters, and automating deployments. Ideal candidates will have strong skills in cloud infrastructure, Kubernetes, and Python, alongside a problem-solving mindset. Benefits include flexible working hours, hybrid models, and a private health insurance scheme.

Servicios

Free breakfast and snacks

2 free lunches per week

Private Health Insurance

Personal training budget

Flexible working hours

Enhanced maternity and paternity leave

Social activities and team events

Formación

• Solid foundation in cloud infrastructure and Kubernetes.
• Experience with monitoring, tracing, and logging.
• Programming or scripting skills, preferably in Python.

Responsabilidades

• Build and scale reliable cloud infrastructure, preferably in AWS.
• Operate and optimise Kubernetes clusters.
• Automate infrastructure and deployments with Terraform and GitOps.

Conocimientos

Cloud infrastructure

Kubernetes

Infrastructure as Code

Python

Networking principles

Herramientas

AWS

OpenTelemetry

Terraform

GitOps

MySQL

PostgreSQL

MongoDB

Redis

Kafka

Descripción del empleo

Joining Busuu means being part of one of the top EdTech companies in the world, a multiple award-winner recognised for its innovation and impact in language learning.

Busuu’s vision is to empower people through languages. We are the world’s largest online community for language learning, with 120+ million registered users. We make learning a language easy by combining AI-powered courses with feedback from our global community of native speakers and lesson content designed for real life.

Busuu is part of the global Chegg family. Chegg is the leading student-first connected learning platform and a NYSE listed company.

What does a Senior Platform Engineer do at Busuu?

At Busuu, we’re building technology that helps millions of people learn languages every day.

What You’ll Do

Build and scale reliable cloud infrastructure. preferably in AWS (experience with Google Cloud is also great).

Operate and optimise Kubernetes clusters at scale.

Improve observability across systems using OpenTelemetry and New Relic.

Automate infrastructure and deployments with Terraform, Terragrunt, and GitOps (ArgoCD).

Design and evolve secure, scalable network architectures across multiple environments.

Collaborate on CI / CD pipelines (GitHub Actions) and contribute to improving developer experience.

Participate in our on‑call rotation, ensuring reliability and quick incident response.

What makes a great Senior Platform Engineer at Busuu?

A solid foundation in cloud infrastructure, Kubernetes, and Infrastructure as Code.

Hands‑on experience with monitoring, tracing, and logging.

Strong understanding of networking principles, routing, and connectivity in cloud‑native architectures.

Programming or scripting skills (Python preferred).

Familiarity with databases (MySQL / PostgreSQL, MongoDB, Redis) and Kafka or similar event systems.

A problem‑solving mindset, comfortable taking ownership and learning new things on the fly.

Nice to have

Experience supporting AI / ML workloads (model deployment, scalability, observability).

Expertise in database performance tuning.

Experience working remotely in distributed teams.

At Busuu we want to ensure that you have access to some great benefits :

• Our centrally located offices are well-equipped with free breakfast, plenty of snacks and fresh fruit
• You get 2 free lunches per week at our office that you can choose out of a wide selection of restaurants in the area
• Busuu offers a great Private Health Insurance scheme
• There is a personal training budget just for you, so you can learn more in your field to ensure our employees can continuously grow and progress in their careers
• We like to support our teams with their work‑life balance so we offer flexible working hours and a hybrid model of working
• We offer enhanced maternity and paternity leave
• Staying connected as a team is very important to us, so we have lots of social activities for you to join such as team lunches, Thursday socials, quarterly team, and company events

What Happens Next

• CV application review - We will review it as quickly as possible
• Let’s chat - Quick chat with our recruiter about your experience and the role
• Culture fit interview - On‑site or video call with the Engineering Manager
• Technical questions - Technical call with the team
• Technical test - We will send you a technical test to complete in your time
• Coding review - Technical interview and task review with the team

Our platform is for everyone, and so is our workplace. We pride ourselves on embracing our differences, whether they’re cultural, racial, religious, or otherwise. This means each one of us comes to work knowing that we have a voice – and a safe, judgement‑free zone to speak freely.

If you like the sound of that, join us. We'd love to hear what you have to say.