Senior Software Engineer - AI Platform arbeitnow Smartly Berlin, Germany · 10/6/2026

Primetime; Berlin; Hybrid; EUR 110.000 - 150.000; Vollzeit

Zusammenfassung

Smartly is seeking a Senior Software Engineer to join the AI Platform Team in Berlin. You will design, build and maintain backend services powering campaign optimization, while collaborating with data scientists and product teams to deploy ML models in production.

The role requires 5+ years of production software experience, strong Python skills, and familiarity with cloud infrastructure, containers, and modern ML tools. A 3-day-per-week office presence is expected in a hybrid setup.

Qualifikationen

• 5+ years of experience developing and deploying production-quality software.
• Hands-on experience with ML frameworks (e.g., PyTorch, TensorFlow).
• Experience with cloud infrastructure such as AWS or GCP.
• Knowledge of ML Ops concepts and tools.
• Strong problem-solving and architectural skills.
• Fluent English communication.

Aufgaben

• Design, build and maintain backend services at the core of campaign optimization products.
• Mentor the team and promote testing, monitoring and clean code practices.
• Support data scientists in bringing ML models to production.
• Improve software architecture and tooling, collaborate with product and infra teams.
• Translate business needs into viable technical solutions and drive execution.

Kenntnisse

Python

NodeJS

React

TypeScript

ML frameworks

AWS/GCP

Docker

Kubernetes

PostgreSQL

English communication

Ausbildung

M.Sc. in a relevant field

Tools

Docker

Kubernetes

PostgreSQL

Jobbeschreibung

We are looking for a Senior Software Engineer to join the AI Platform Team at Smartly! Our team works on helping marketers make the most of their ad creatives (images, video, text) and campaigns (product and performance data). We build and experiment with AI-based solutions across the media and creative workflows.You will have the opportunity to take ownership of and work on high impact projects.

Join us in building high impact ML-based solutions to help our customers to build better and more effective advertising experiences for their consumers. If you're a growth minded individual who has a passion for ML and the marketing space, this team is for you!

We use Python, TypeScript, PostgreSQL, Node.js, Docker and Kubernetes for our microservices, TypeScript and React in the frontend of our products.

Here's What You'll Do...

• Design, build and maintain backend services that sit at the core of Smartly.io's campaign optimization products.
• Be a core contributor of our team and our ways of working to build high impact products. You'll actively be involved in work planning, retrospectives, and overall team improvement.
• Support data scientists in bringing machine learning models to production.
• Mentor your team on software development practices and propagate best practices like testing, monitoring, or clean code.
• Use your skills and experience to continuously improve our software architecture, coding practices, tools, and processes.
• Work with our stakeholders - be them product, engineering, infrastructure - to ensure we meet customers where they are. Being able to translate business/product needs to viable solutions is a must.
• Apply and enhance your soft skills through working closely with your colleagues and our customers. Doing knowledge shares, running productive meetings, and pair programming/debugging are just some ways we grow our soft skills.
• Impact the daily life of the staff of the hundreds of advertisers using Smartly

Here's What We're Looking For...

• We're seeking an experienced Software Engineer with Strong Python skills
• 5+ years of experience developing and deploying production-quality software
• 2+ years of experience working with cloud infrastructure such as AWS or GCP
• Experience with NodeJS, React, TypeScript is a plus
• Hands-on experience with modern ML frameworks (e.g., PyTorch, TensorFlow) is a plus
• Knowledge of MLOps concepts and tools (e.g., MLflow, Kubeflow) is a plus
• Experience developing and maintaining services under SLA
• Analytical mindset with a problem-solving approach
• Passion for solving customer challenges quickly while making thoughtful architectural decisions
• Adaptability and resilience when facing new or ambiguous challenges
• Strong written and verbal communication skills in English
• Ability to work 3 days / week at our office
• M.Sc. in a relevant field is preferred

Smartly is committed to being the best place to work for growth-minded individuals to thrive. Explore more in our Culture Handbook !

About Smartly

Smartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers. Our comprehensive advertising platform seamlessly integrates the capabilities of media, creative, and intelligence to power more than 800 billion impressions and generate more than 300 billion creatives annually, delivering tangible business outcomes for brands and advertisers.

Smartly is the only company in the industry recognized as a Leader in The Forrester Wave: Creative Advertising Technologies with PwC validating the results it delivers for brands. We manage creative and media for 700+ brands worldwide and $6B in ad spend across the largest media platforms, including Facebook, Google, Instagram, Pinterest, Snap, and TikTok. Our end-to-end technology, unmatched access to media platforms and exceptional customer service help Fortune 500 brands to reach and engage consumers and learn what performs best.Smartly is a multinational and diverse team of 750+ Smartlies from 60+ nationalities, working in 13 countries. Together, we want to create and maintain an inclusive environment where everyone feels respected and heard. Our Diversity, Equity & Inclusion approach is at the heart of it.

This overview was written from the original listing to help you understand the role. Always confirm the specifics on the employer’s application page.