Senior Backend Engineer

hace 6 meses

Madrid provincia, España Mediasmart A tiempo completo

As part of the Affle group, we are looking for a Backend Engineer for our Mediasmart team: an established professional seasoned in development best practices, willing to learn our technology stack and about our business, as a full time addition to our team, whose main function will be to develop for the backend building the next generation of our AdTech software.

This is a 100% backend position. No web frontend experience is needed. The role will report to the Head of Backend and will be a part of a highly motivated and innovative team using state of the art technologies.

**About mediasmart**

mediasmart is part of the Affle group - a global adtech company that completed its successful IPO in India in 2019 and has been growing profitably since. Affle group has been in the adtech/martech business for over 15 years and runs multiple ad platform businesses including **Appnext, MAAS, mDMP, Jampp, RevX, Vizury, Youappi in addition to mediasmart**.

**Some of the key investors in Affle Holdings include Microsoft and D2C (JV between NTT DoCoMo & Dentsu).**

At mediasmart, our mission is to allow advertisers to effectively reach audiences across their digital journeys in real time, while maximizing engagement with campaigns and their incremental value to advertisers. mediasmart was one of the first players to enter the programmatic mobile ecosystem and to date our proprietary technology stack includes a DSP, DMP & Ad-Server, as well as direct connections to more than 30 ad exchanges where we buy display, video and native ads on mobile apps, Connected TVs, DOOH and desktop.

**The mediasmart business is headquartered in Spain having fast growing global teams across APAC, LATAM in addition to Europe**.

**Our culture and values**
- Be a generous team player. One that helps others succeed and celebrate their success.
- Love curiosity. Keep learning and stay relevant.
- It's a team effort. Collaborate and cooperate to build a smart company.
- Go farther. Be an example for others. Set the bar.
- Love what we do. Love our work with passion and respect.
- Do good and do well. Our work matters.

We work hard and never forget to have fun in the process. Absolutely devoted to our customers and to building the best mobile advertising company out there, our passion shines through everything we do.

If you are looking for new challenges, growth opportunities and a great learning experience (such as AWS certificates or related online/offline courses of your interest) with a young team that strives for innovation and quality of service, this is the company for you.

**Summary & Duties**

The Backend Engineer will work within a driven and highly motivated team to maintain our product and develop new functionalities. His/her software will be used in mission critical code powering millions of actions per second.

Below are some of the core responsibilities and requirements we envision for the role, which will be done fully remote (our office is in Madrid, you will be always welcomed to work onsite if preferred):

- Deliver new code fast and reliably, and always ensure that it works in production.
- Be able to promptly solve issues directly in the existing code.
- Proactively analyze areas to improve and propose projects to make our product more effective.
- Interact with other teams to build new features or solve technical issues.
- Participate in software architecture decisions guiding the future of mediasmart.
- Coach and train the rest of the team in technology, processes and best practices.
- Participate in code reviews and help your team deliver high quality software.

**Requirements**:

- At least 4-5 years of experience in a similar position or using similar technology.
- Expert knowledge of server side javascript in Node.JS.
- Experience with Go.
- Linux administration.
- CD/CI pipelines and tools, in particular Jenkins.
- Monitoring and Observability (Prometheus, Grafana).
- We value AWS certification in cloud technology.
- Experience with Node.js on distributed highly scalable systems.
- Experience with Rust.
- Experience with NoSQL such as Redis and big data databases: BigQuery, RocksDB...
- Interest in machine learning and statistics. Design and create new algorithms, work with exotic data structures. Follow up the latest developments in scientific papers in the adtech and ML areas.
- Performance Analysis and Tuning.

**Skills**
- Great communicator, both written and oral, with excellent interpersonal skills.
- Teamwork, collaboration skills.
- Proactivity, critical thinking and good disposition for working in teams.
- Fluency in English both written and spoken.
- Analytical, curious and goal-oriented. A campaign detective eager to find solutions.
- Able to collect and organize data, understand the results and communicate them effectively in words and graphics.
- Problem solver, with a sense of urgency in responding promptly to client and internal requests.
- Don't worry if you lack some of the requirements; we prefer

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