Python Backend Developer

Imunify360 Security Suite
Madrid, Spain
26 days ago
Apply on www.adzuna.es
Prepare application

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience required
5 years minimum
Working hours
Regular working hours
Languages
English
Job source

Tech stack

Adobe InDesign Artificial Intelligence Data Analysis Proxy Servers Configuration Management Databases Linux Distributed Systems Domain Name System (DNS) Fault Tolerance HAProxy Python (Programming Language)
+28 more
Messaging Application Programming Interface Message Broker MongoDB Performance Tuning RabbitMQ Redis Ansible Distributed Caching Service Design Web Applications Load Balancing Large Language Models Grafana Prompt Engineering Caching Backend Git Integration Tests Deployment Automation Apache Kafka Graphite Vertica Puppet Software Version Control Data Pipelines Docker Golang Programming Languages

Job description

We are looking for a dynamic and experienced Backend Developer to join our Server Team. In this role, you will design, build, and maintain highly scalable backend systems that power Server, ensuring reliability, performance, and seamless customer experience. You will work on a large-scale infrastructure, collaborate with cross-functional teams, and help shape the future of the product. The position is fully remote with flexible hours, allowing you to plan your day and work from anywhere in the world. Join us and take your career to the next level!, + Designing, building, and maintaining backend services for the Imunify360 server platform;

  • Developing and improving high-throughput, fault-tolerant messaging and data processing pipelines;
  • Operating and maintaining core server components, including proxies, message brokers, caches, and databases;
  • Investigating and resolving complex issues in distributed systems, ensuring uptime and reliability;
  • Writing and maintaining unit/integration tests to ensure robust, maintainable code;
  • Collaborating with Infrastructure, Monitoring, and other product teams to refine architecture and optimize system performance;
  • Monitoring production services using Grafana, Telegraf, and related tooling, proactively addressing bottlenecks and scaling challenges;
  • Improving CI/CD pipelines for automated, efficient deployments;
  • Participating in design reviews, incident analysis, and contributing to the long-term technical vision of the team.

Requirements

  • 5+ years of professional experience as a Backend Developer;
  • Experience with high-load applications. We are about 100k rps.
  • Strong proficiency in Golang as the primary development language (including hands-on experience with goroutines), and practical experience with Python, including asyncio-based development;
  • Experience in maintaining Linux services and web applications on Linux machines;
  • Experience with AI engineering: LLM, RAG, cost optimization techniques, prompt engineering, etc.;
  • Hands-on experience with distributed systems and messaging frameworks such as RabbitMQ, Kafka (or similar);
  • Experience with MongoDB and Redis (including distributed caching and local RPC use cases);
  • Familiarity with ClickHouse (or other columnar databases) for large-scale analytics;
  • Practical experience with Docker for local development and productio, n environments;
  • Experience with HAProxy or similar load balancing/proxy solutions;
  • Strong understanding of high-throughput service design and distributed system challenges;
  • Familiarity with CI/CD pipelines, version control (Git), and automated deployment workflows. Experience creating those pipelines from the scratch would be ideal;
  • Excellent debugging skills, with the ability to deep-dive into network, data, and system-level issues;
  • Strong communication and collaboration skills, comfortable working in a distributed team;
  • At least upper-intermediate proficiency in spoken and written English. Nice to have:

  • Experience with configuration management systems (e.g., Ansible, Puppet, Salt);
  • Experience working with monitoring and metrics stacks (Grafana, Mimir, Graphite, Telegraf);
  • Experience with DNS systems (Unbound or similar). We value developers who are:

  • Curious and fearless problem solvers - not afraid to dig into existing systems, investigate root causes, and propose improvements;
  • Pragmatic and detail-oriented - focused on building reliable, maintainable systems;
  • Team players - comfortable collaborating in a distributed team environment and contributing to a shared mission;
  • Effective communicators - able to articulate ideas clearly, exchange feedback constructively, and foster collaboration across teams;
  • Engaging and proactive - contributing energy, initiative, and a positive presence that strengthens team culture.

Benefits & conditions

What’s in it for you?

  • A strong focus on professional development with opportunities for learning and growth: + o Interesting and challenging projects, o Mentor and other knowledge-exchange programs;

  • Fully remote work with flexible working hours, that allows you to schedule your day and work from any location worldwide;
  • Paid 24 days of vacation per year, 10 days of national holidays, and unlimited sick leaves to ensure you maintain a healthy work-life balance;
  • Compensation for private medical insurance;
  • Co-working and gym/sports reimbursement;
  • The opportunity to receive a reward for the most innovative idea that the company can patent, fostering a culture of creativity and innovation.

About the company

Imunify360 Security Suite is a product of CloudLinux Inc., the maker of the #1 OS in security and stability for hosting providers. Imunify is an innovative security solution designed specifically for shared and VPS/Dedicated servers. The automated, easy-to-use solution with the six-layer approach to security delivers comprehensive and complete attack prevention. Check out our website for more information: imunify360.com, Veeva Systems España Python Backend Developer Veeva Systems Laza, Orense Pipeline Engineer (worldwide remote, work anywhere) Cloudlinux Madrid Community of Madrid Volver a la última búsqueda Trabajos ) Server Backend Developer (Go Python) for Imunify360 (work anywhere, remote) ( volver a la última búsqueda Recibir ofertas similares por correo electrónico No gracias, llévame a la oferta de empleo Al crear una alerta, aceptas nuestros Términos y condiciones y Política de privacidad, y el uso de cookies. Inscribirse en esta oferta

Profesiones

  • Técnico
  • Recepciónista
  • Administrador
  • Ventas
  • Enfermero

Apply for this position

This job is hosted externally. Click below to view the full posting and apply.

Apply on www.adzuna.es
Prepare application

Good distractions

Talks and stories from around this role — technically off-topic, practically not.

1:20 min

Identifying multi-disciplinary talent for developer experience engineering roles

Hazal Mestci +1 · Coffee With Developers

6:21 min

Investigating push inefficiencies with upstream Git experts

Jonathan Creamer · Coffee With Developers

3:55 min

Demonstrating semantic routing thresholds with the Redis vector library

52 sec

Running persistent Linux environments directly on Windows

Ben Breard Ben Breard · World Congress 2025

4:36 min

Hiring passionate software engineers to tackle unprecedented scaling challenges

Dana Lawson Dana Lawson +1 · World Congress 2026 Europe

56 sec

Favorite git commands and the importance of patch commits

Eileen Uchitelle Eileen Uchitelle +1 · Coffee With Developers

Videos

See all

Related articles

See all