Top Tech Jobs & Startup Jobs in Barcelona

Build end-to-end features for a data orchestration platform across Java/Micronaut backend and Vue 3/TypeScript frontend. Implement data-aware orchestration (assets, lineage, freshness, quality), create integrations/plugins (dbt, Fivetran, Airbyte, warehouses), improve UI (flow editor, topology, dashboards), collaborate on 8-week releases, review PRs, and engage with the open-source community.

Lead business development for Solstice® refrigerant solutions across Southern Europe, targeting food retail, food service and cold chain. Build C-suite relationships, develop pipelines and account plans, drive projects to close, manage opportunities in Salesforce, collaborate with internal teams, attend industry events, and meet revenue and NPI targets.

Drive technical sales and business development for industrial customers in precision grinding. Generate pipeline, represent the company at industry events, apply consultative selling, collaborate with internal stakeholders, document CRM records and share technical know-how to optimize customer solutions and grow partnerships.

Serve as trusted advisor for a portfolio of SaaS customers: onboard, train, monitor account health, report on metrics (NPS, retention, ARR), identify expansion/upsell opportunities, advocate customer needs internally, and improve customer success processes to reduce churn and drive growth.

Manage and grow affiliate relationships and onboarding, monitor performance and reporting, analyze and optimize campaigns for ROI, recruit new affiliates, troubleshoot tracking and fraud issues, collaborate on funnels and A/B testing, and continuously improve affiliate processes.

Design and produce visual assets for web and print, translate requirements into user-centered UI/UX designs, collaborate with developers and marketing, manage multiple projects, and maintain brand consistency using Figma and Adobe Creative Suite.

Design, implement, and maintain blockchain infrastructure and dApps. Develop and review smart contracts, optimize consensus and cryptography for scalability and security, troubleshoot performance and reliability issues, and collaborate with product and design teams to deliver features while staying current with blockchain advancements.

Develop and execute PR strategies to increase media visibility; build relationships with tech journalists and influencers; craft press releases, pitches, and media kits; secure interviews, features, and opinion pieces; and monitor and report on media coverage and campaign effectiveness.

Lead end-to-end annotation projects: define workflows, coordinate teams (annotators, reviewers, experts), track progress and quality via dashboards, manage launches and phase transitions, pilot tooling and methodology improvements, and build scalable operational systems and documentation to support annotator community and cross-functional alignment.

Manage client onboarding and relationships for ecommerce brands, coordinate and publish performance-oriented email workflows, collaborate with designers/content creators, analyze email and onboarding metrics, and facilitate communication between clients and internal teams.