Senior Software Engineer

We are the platform turning browsing into shopping. We connect 200 million shoppers with deals they love while boosting local sales for hundreds of top retailers and brands.

We help consumers save time and money while making smart shopping decisions and we support retailers and brands in engaging customers from online research to in-store purchases.

Ready to spark your growth with us

WHO WE LOOK FOR

We are looking for a Senior Software Engineer to join our Audience Platform team within Ad Products.

In this role you will own and extend the high-throughput low-latency backend systems event-driven architectures and distributed data pipelines powering 1P 2P and 3P audience data for Flipp and Shopfully.

We are looking for a high-autonomy senior contributor who doesnt just write code but owns production services end-to-end drives system design decisions scales core tables running into tens of billions of rows and leverages cutting-edge AI tools to maximize engineering throughput.

If you are passionate about backend engineering low-latency architectures data at scale and ad-tech innovation this role is for you!

WHAT YOU WILL DO

• Own & Extend the Audience Platform: Architect build and scale core backend systems including the Audience API Audience Kafka Topics User Profile API Audience Management UI and 2P/3P data ingestion infrastructure.
• Drive Integrations & Data Pipelines: Build and maintain high-volume activation platform integrations (e.g. DV360 Braze TTD) and collaborate on Databricks segmentation pipelines and core data tables running into tens of billions of rows.
• Ensure High Performance & Observability: Design and operate low-latency high-throughput microservices using Go gRPC/Protobuf and RESTOpenAPI maintaining end-to-end service observability and APM via Datadog and Datadog OnCall.
• Support ML & AI Workstreams: Partner with Machine Learning Engineers and Data Scientists to support models (IAB Segmentation Model Retailer/Category Affinity Segments) and integrate AI-assisted development practices (e.g. Cursor Claude Code) into day-to-day engineering workflows.
• Privacy & Compliance: Plan and execute technical initiatives with strict adherence to data regulatory laws (GDPR CCPA consent management).
• Technical Leadership & Execution: Lead large-scale cross-functional engineering initiatives from design to execution contributing directly to team and company OKRs (including driving $7M in targeting revenue).
• Cross-Functional Collaboration: Partner closely with Product Managers Engineering Managers Data Engineers and cross-departmental stakeholders (Ad Supply Ad Demand Programmatic Marketing Science).

WHAT YOU WILL NEED

• 5 years of backend/distributed systems engineering experience ideally in Go (the teams primary language for high-throughput low-latency services).
• Production experience with Kafka-based event-driven architecture (Confluent Kafka).
• Hands-on experience with Python or Scala and strong SQL skills.
• Proven track record of owning a production service end-to-end including on-call rotation.
• Comfort with distributed data pipelines at scale and experience designing/operating gRPC/Protobuf and RESTOpenAPI services.
• Container orchestration & Cloud fluency: Experience with AWS and Kubernetes (EKS).
• Active use of AI coding agents (e.g. Cursor Claude Code) to increase personal development throughput.
• High autonomy in ambiguity and ability to communicate technical designs clearly to both technical and non-technical stakeholders.
• Fluent in English with ability to provide overlap availability into North American hours (9am to 12pm EST).

At our company we value diversity and actively encourage it we believe a variety of perspectives and backgrounds makes us stronger. We focus on potential rather than on having a perfect CV. If this role excites you and you believe you could grow into it even if you dont tick every single box in the requirements wed love to hear from you!

NICE TO HAVE

• Ad-tech programmatic advertising or activation platform experience.
• Privacy engineering background (GDPR CCPA consent systems).
• Familiarity with Databricks-specific tooling.
• Experience deploying ML systems or working closely with ML pipelines.

SALARY RANGE :fixed gross salary per year.

LOCATION

While we have offices in Milan Barcelona and Sofia you can benefit from our flexible hybrid model empowering you to work where youre most effective in Europe.
Full remote available from Europe.

WHAT YOU WILL FIND AT SHOPFULLY

An opportunity to thrive in a rapidly scaling multinational company

A vibrant informal and inclusive work environment

We champion autonomy flexibility and a hybrid work model empowering you to own your work

Access to learning opportunities and regular feedback sessions

Enjoy our central modern offices featuring fresh snacks coffee (including vegan options!) and ergonomic setups

Engage in meaningful team events: offsites happy hours company parties and celebrations that unite us beyond daily tasks

We provide all the necessary equipment for you to work effectively and set up your workspace wherever you are

Benefit from additional country-specific advantages based on local contracts and practices

WHO WE ARE

Were a team of 450 people (and counting!) from 30 different nationalities. Were on a mission to innovate and we believe the key to that is seeing the world through a variety of perspectives. Thats why building a more diverse team as well as bringing in even more talent is so important for us.

TO FEEL AT HOME IN SHOPFULLY YOU NEED

• Progress Over Perfection: We move forward. a fast-moving world speed with purpose beats certainty without action. Momentum mattersnot for its own sake but because it drives results.

• Clarity Through Transparency: We bring each other along. We work in teams not silos. Transparency gives context and context enables action. That means we share decisions early publish work in progress and document outcomes so others can learn move faster and build better.

• Learn Loudly: We grow by doing and by daring. Big bets unlock big breakthroughs. But real innovation demands risk and risk always carries the possibility of failure. Thats not a flaw. Its the price of ambition.

• Challenge with Empathy: We speak up even when its hardbecause candor shows care and leads to better outcomes. Listening deeply is how we grow. Disagreeing openly is how we build trust.

Always Build Better: We are buildersof products systems and ideas. But more than that we are builders of better. Better has no finish line. Its a mindset.

* Affiliates shall mean any entity that directly or indirectly controls is controlled by or is under common control with ShopFully SpA and its Affiliates subsidiaries meaning any entity which is directly or indirectly controlled by the Affiliates.