Top Tech Jobs & Startup Jobs

Lead design, build, and production deployment of ML/LLM systems for customer support. Develop ML infrastructure, pipelines, model serving, fine-tune models, preprocess large text datasets, and collaborate with cross-functional teams to integrate AI solutions.

Outbound-focused SDR for the French market based in Barcelona. Proactively cold-call merchants, qualify leads, gather business info, and book localized appointments for Field Sales to close deals. Drive pipeline generation using outbound tools and lead lists.

Support new merchants through onboarding and product setup, drive early product adoption with training and activation goals, monitor merchant activity and proactively re-engage inactive users, collaborate with sales for handovers, troubleshoot onboarding issues and cover inbound support as needed.

Support new merchants through onboarding and activation of SumUp products, drive early product adoption via training and first-transaction goals, monitor and proactively engage inactive users, troubleshoot and escalate issues, collaborate with sales for handovers, and cover inbound support as needed from the Barcelona office.

The Engineering Manager will co-own product delivery, grow and support their team, promote cross-functional alignment, drive operational excellence, and contribute hands-on when necessary.

In this role, you will build and maintain full stack applications focusing on billing and subscriptions, improving service reliability and supporting market expansion.

Design, build, and operate high-volume, resilient backend services for a global balance and transaction history platform. Modernize systems, improve observability and test coverage, contribute to architecture, and collaborate with Risk, Treasury, Finance, and Infrastructure to deliver production-ready banking services.

Produce entity-level current and deferred tax provisions, ETR calculations, and Pillar 2/GloBE computations. Post entries in SAP, maintain deferred tax roll-forwards, reconcile tax balance sheet and P&L accounts, manage tax instalment trackers, maintain UTP provisions under IFRIC 23, support month-end/quarter-end close, and prepare audit-ready documentation and responses.

Design, build, and operate core banking services (ledger and transaction history) for a global platform. Modernize systems for scalability and reliability, improve observability and test coverage, collaborate with cross-functional teams (Risk, Treasury, Finance, Infrastructure), and own services from design through production under high transaction volumes.

Lead backend design and implementation for the card domain, improve reliability and observability, drive architecture and refactoring across services, mentor engineers, support incident response, and collaborate with product and cross-functional teams to deliver compliant, scalable merchant-facing card features.