• Contribute to the design and development of AI-powered platforms and systems, working alongside senior engineers on complex initiatives. • Own end-to-end delivery of complex projects, from problem discovery and system design through production rollout and iteration. • Build AI-driven features, intelligent automation, and agentic systems that enhance customer experiences and improve team productivity. • Embed AI capabilities into existing team workflows, products, and processes, ensuring solutions integrate naturally. • Integrate AI capabilities into customer-facing products, internal tools, and operational workflows. • Build full-stack components spanning backend services, APIs, data layers, and frontend interfaces. • Translate business and operational problems into maintainable, AI-enabled technical solutions with guidance from senior team members. • Apply systems thinking to ensure reliability, performance, and security across platforms. • Collaborate with engineers, teams, and stakeholders across the company to understand requirements and deliver impactful solutions. • Participate in production support and incident response for team-owned systems, learning operational best practices. • Engage in code reviews and knowledge sharing to continuously improve skills and contribute to team growth.

• Own end-to-end development of multi-agent AI systems, from architecture and implementation through testing, deployment, and ongoing operation • Build modular, composable agentic systems using orchestration frameworks (LangChain, CrewAI, Anthropic MCP, or similar) that operate 24/7 across teams • Develop reusable agentic skills that agents invoke across interfaces (Slack, dashboards, internal apps, CLIs) • Implement observability and feedback loops including logging, performance metrics, prompt iteration, model evaluation, and cost management • Establish governance and compliance standards for AI workflows including access controls, audit trails, PII handling, and human-in-the-loop escalation paths • Build MCP servers, APIs, CLIs, and microservices connecting AI models to business systems (BigQuery, Slack, CRMs, email, calendars, analytics tools) • Architect data flows for retrieval-augmented generation (RAG), connecting LLMs to internal knowledge bases, customer data, and real-time business context • Build serverless or containerized services (GCP Cloud Functions, Cloud Run) that scale with usage and integrate with Grafana's cloud infrastructure • Partner with RevOps, Demand Generation, Regional Marketing, and SDR teams to scope high-impact automation problems, identify bottlenecks, and build solutions with measurable business outcomes • Design and deploy workflows using orchestration tools (n8n, Workato, or custom platforms) with CI/CD, testing, and production reliability standards • Build systems designed for self-service with documentation, playbooks, and enablement materials that let partner teams operate independently

About the team Kiloverse is the operational force that helps ventures grow — building the systems, teams, and infrastructure that turn ideas into scalable businesses. Behind every fast-growing product, there’s a group of people who think like owners, act fast, and execute with precision. Here, you’ll find people who want to break big in their careers — working side by side with entrepreneurs and founders to build ventures that redefine the health, wellness, beauty, or travel industries. We are seeking an Automation Developer to join our fast-paced Automations Team at Kiloverse. You’ll be responsible for designing, building, and maintaining automations that improve operational efficiency across various teams using tools like n8n, Zendesk and integrating services using JavaScript, PHP (Laravel), and React. This is a great opportunity for someone passionate about building scalable and meaningful process automations using modern tools and languages. Get ready to - Develop and maintain workflows in n8n, integrating with tools like Zendesk CRMs, internal services, and 3rd-party APIs. - Build custom logic and integrations using JavaScript and PHP (Laravel). - Collaborate with cross-functional teams (Support, Product, Engineering) to gather requirements and implement process automations. - Monitor, debug, and optimize automation flows for performance, reliability, and scalability. - Maintain clean documentation of workflows, APIs, and automation logic. - Contribute to the technical architecture of our automation ecosystem. - Participate in code reviews and uphold coding best practices. We expect you to - 4+ years of experience in software development or automation-focused roles. - Proficiency in JavaScript and PHP (Laravel framework). - Experience with low-code/no-code platforms like n8n (or similar: Zapier, Make, Node-RED). - Experience integrating REST APIs, and webhooks. - Good understanding of software architecture and data flow in software systems. - Ability to write clean, maintainable, and testable code. - Strong debugging and problem-solving skills. - Familiarity with monitoring/logging tools (e.g., Sentry, Datadog). - Experience with version control systems (e.g., Git) and CI/CD pipelines. - Background in customer service or operations engineering is a plus. - Strong communication skills for collaborating with technical and non-technical teams. - Problem-solving mindset with attention to detail. - Ability to manage multiple tasks and prioritize effectively. Salary Gross salary range is 4700 - 6700 EUR/month. Location This position is remote, with the opportunity to work from our office in Barcelona, Spain. Speaking of perks: Own your wellness 7 extra days off, 3 for weddings. Shape your growth path Builders never stop learning. Coaching, mentorship, training, conferences, online courses, subscriptions, books – you’ve got a €1100 yearly budget to fuel personal or team growth. You pick the path – we’ll back you all the way. Drive global impact This is where ambition scales. Build impact across 30+ brands worldwide. Launch bold projects. Even step in as a co-founder – we reward those who push further. And if you bring in more great people, you get €1500 for every successful referral. *additional conditions apply based on your residence location.

We’re looking for a Senior Software Engineer - AI Agent Platform to join our tech team and help build the future of neuro-contextual advertising at global scale. Who We Are At Seedtag, our mission is to transform advertising by proving that effectiveness and user privacy can truly coexist. As the leading Neuro-Contextual Advertising Company, we combine Artificial Intelligence, Natural Language Processing, Computer Vision, and neuroscience to understand not only what content is about, but how it makes people feel and what they intend to do next. Our proprietary AI, Liz, enables brands to connect with audiences across the open web and Connected TV without cookies or user tracking. Founded in 2014 by two ex-Googlers, Seedtag has grown to 700+ Seedtaggers in 17 countries, backed by €250M in funding, and operates today as a global ad-tech leader. If you enjoy solving complex engineering challenges and building AI-driven systems at scale, you’ll feel right at home here. Your Challenge As Senior Software Engineer - AI Agent Platform, you will: - Design and build an enterprise-grade AI agent platform that handles real workloads, real users, and real constraints. - Own critical parts of the platform: agent orchestration, memory and context systems, tool integration layers, and external communication protocols. - Solve problems like managing conversation context at scale, coordinating multi-agent workflows, optimising LLM interactions, and exposing agent capabilities through standard protocols. - Make architectural decisions that balance performance, maintainability and developer experience. - Work closely with data scientists and product teams to ship agent capabilities that drive business outcomes. This space moves fast. Frameworks, protocols, and best practices evolve constantly. We build solid foundations but stay ready to adapt. You should be comfortable with change and eager to stay at the state of the art. Our Core Values Outcome over Output We measure success by impact and value, not by volume of features or lines of code. Failure Is Allowed, Learning Is a Must Experimentation is key to innovation. We test early, iterate often, and learn fast. We Are All Scouts We take ownership and leave things better than we found them. We Are Data-Driven Data informs our decisions and helps us continuously improve our systems and results. Tech Stack We operate at large scale, supporting up to 120k requests per second, with ML models responding in under 10 milliseconds and processing 20 TB of data daily. Our stack includes: - Languages: Python, Go, TypeScript, Scala - Cloud & Infrastructure: Kubernetes, GCP, AWS - Streaming: Kafka, Kinesis - Data: Datalakes, GCS, Redis, Druid, MongoDB - Architecture: 100+ microservices, DevOps-driven, continuous deployment What You’ll Need to Succeed - 5+ years building and operating backend systems in production, with strong distributed systems fundamentals. - Proficiency in Python and ideally Go. You care about code quality and maintainability. - Hands-on experience building LLM-based applications or AI agent systems using agent SDKs and frameworks (Pydantic AI, LangGraph, OpenAI Agents SDK, or similar). - Experience with Kubernetes, GCP or AWS, observability tools, CI/CD pipelines. - Understanding of agent patterns: tool calling, context management, and multi-step workflows. - Experience working with AI-assisted development tools. - Strong judgment and communication skills. You navigate ambiguity and make sound technical decisions. - Track record of owning projects end-to-end in fast-moving environments. Why Join Seedtag? - A key moment of growth with real ownership and global impact. - Flexible work model with 100% remote or hybrid options. (Remote contracts available in Spain, Italy, UK, Belgium, Netherlands, France, and Germany.) - Continuous learning through a learning platform and optional language classes. - A supportive, trust-based culture that values well-being. - Team activities, offsites, and opportunities to connect beyond work. Additional Perks - Home office setup budget up to €1,000 - Paid trips to our HQ in Madrid - MacBook Pro M3 Ready to Join the Seedtag Adventure? At Seedtag, we create an environment where everyone can thrive. If you need accommodations during the hiring process, let us know and we’ll ensure a positive experience. Send us your CV and let’s build the future of neuro-contextual advertising together.