Senior Backend Engineer (Java)

TN Spain; Barcelona; Híbrido; EUR 40.000 - 80.000; Jornada completa

Descripción de la vacante

Ein innovatives Unternehmen im Ad-Tech-Sektor sucht einen erfahrenen Backend-Entwickler, der Herausforderungen liebt und seine Codebasis von der Konzeption bis zur Produktion betreuen möchte. In dieser spannenden Rolle werden Sie an der Entwicklung und Optimierung einer hochdurchsatzfähigen Plattform arbeiten, die täglich Millionen von Anfragen verarbeitet. Sie werden Teil eines agilen Teams in einem multikulturellen Umfeld, das Innovation und Technologie schätzt. Mit einem starken Fokus auf kontinuierliche Verbesserung und Teamarbeit haben Sie die Möglichkeit, Ihre Fähigkeiten in einem dynamischen Markt weiterzuentwickeln und einen echten Einfluss auf die Branche zu haben.

Servicios

Monatliches Restaurantguthaben

Flexible Arbeitszeiten

DIR Fitnessstudio-Mitgliedschaft

LinkedIn Learning

Frisches Obst und Snacks

Monatliche Team-Events

Feierlichkeiten zum Arbeitsjubiläum

Formación

• 5+ Jahre Erfahrung in der Softwareentwicklung mit Java und Node.js.
• Starke Kenntnisse in CI/CD, Linux, Git, Docker und AWS.

Responsabilidades

• Entwicklung und Wartung einer hochdurchsatzfähigen Plattform.
• Teilnahme an Code-Reviews und technischen Entscheidungen.

Conocimientos

Java

Node.js

CI/CD

Linux

Git

Docker

AWS

Communication Skills

Herramientas

Redis

Memcached

Docker-Compose

Nginx

HAProxy

Apache Druid

MySQL

Descripción del empleo

Social network you want to login/join with:

Client:

Smadex SLU

Location:

Barcelona, Spain

Job Category:

Other

EU work permit required:

Yes

Job Description:

If you like challenges and enjoy owning your code from design to production, this position is meant for you.

Smadex is a cutting-edge ad-tech company: we process more than 2.5 million ad requests per second, replying under 100ms.

Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day.

This is a full-time hybrid position based in Barcelona.

WHAT ARE WE LOOKING FOR?

A Senior Backend Engineer (Java) with hands-on experience in developing complex solutions to join our tech team.

Requirements and qualifications:

• +5 years of software development experience in one or more programming languages such as Java and Node.js.
• Solid experience with Key-Value stores and in-memory databases (e.g. Redis, Memcached).
• Strong fundamentals of modern CI/CD frameworks and testing tools.
• Expertise in Linux, Git, Docker & Docker-Compose and AWS Cloud.
• Excellent communication skills in English both written and spoken.
• Bonus points: Software development experience in Java / Spring Boot.
• Design and implementation of low-latency, high-throughput platforms.

Please note that we do NOT provide VISA sponsorship. Candidates without a legal permit to work in Spain won't be considered.

What will you do at Smadex?

• Be an advocate of our “You build it, you run it” philosophy: you will own your code from design to production; testing, deploying, and monitoring.
• Develop and maintain a high-throughput low-latency platform.
• Improve and optimize real-time components: every millisecond counts.
• Participate in code reviews, contribute to technical and architectural decisions, collaborate in a fast-paced environment where every opinion counts.

Our tech stack is 100% based on AWS, running thousands of instances and containers in 7 different regions. Technologies: Java, NodeJS, Python, Redis, AWS, Nginx, HAProxy, Apache Druid, MySQL, Memcache, Netflix Hollow, and much more :)

If you become a member of our team, you will get the chance to:

• Have a real impact on one of the hottest ad-tech companies in Barcelona and Europe.
• Be part of an agile team with a strong focus on innovation and technology, to continue improving your knowledge in the field.
• Work in a multicultural, young & talented environment with peeps from more than 28 different nationalities!
• Enjoy benefits like ticket restaurant monthly allowance, flexible working hours, DIR gym membership, LinkedIn Learning, daily fresh fruits & snacks, and TGIF’s monthly activities, team-building events, and work anniversary celebrations!

If you want to know more about us visit our website Smadex.com, and for a sneak peek of the cool stuff we build, check this video out Powered by JazzHR.