Madrid, Community of Madrid, Spain

Sinch is hiring an AI Tech Lead

About the Role

Sinch is looking for an AI Tech Lead to spearhead the technical vision and strategy for building a scalable, Gen AI-powered bot development platform. You will be responsible for architecting, designing, and driving the development of complex distributed systems that power real-time AI interactions, workflow orchestration, and API integrations.

What You'll Do

  • Lead the technical vision and strategy for building a scalable Gen AI-powered bot development platform.
  • Architect, design, and drive the development of complex distributed systems for real-time AI interactions, workflow orchestration, and API integrations.
  • Provide technical leadership to a team of backend, frontend, and AI engineers, fostering a culture of collaboration, innovation, and excellence.
  • Define and enforce best engineering practices, including high-quality code standards, testing strategies, and CI/CD workflows.
  • Work closely with AI/ML engineers to integrate LLMs and NLP models into the platform efficiently.
  • Guide decisions on scalability, performance, security, and fault tolerance in a high-traffic environment.
  • Lead efforts on observability, monitoring, and debugging complex production issues.
  • Mentor and coach engineers, helping them grow technically and professionally.
  • Collaborate with product managers, designers, and stakeholders to translate business requirements into scalable engineering solutions.
  • Stay ahead of industry trends and drive continuous improvements in technology choices and architecture.

What We're Looking For

  • 8+ years of hands-on software engineering experience, with a deep understanding of distributed systems and scalable architectures.
  • Strong expertise in backend development using Java, Node.js, or Go.
  • Proven experience in leading technical teams and mentoring engineers.
  • Deep understanding of microservices architecture, event-driven systems, and workflow orchestration (e.g., Temporal.io).
  • Strong database expertise, with experience in MongoDB, Cassandra, PostgreSQL, or other distributed databases.
  • Experience designing and deploying highly available, low-latency, fault-tolerant systems.
  • Knowledge of cloud platforms (AWS, GCP, Azure), containerization (Docker, Kubernetes), and CI/CD pipelines.
  • Strong problem-solving, debugging, and analytical skills, with a pragmatic approach to technical decision-making.
  • Excellent communication and leadership skills, with the ability to collaborate effectively across teams.

Nice to Have

  • Experience with AI-driven applications, NLP, or integrating Large Language Models (LLMs).
  • Hands-on experience working with LLM fine-tuning, prompt engineering, or AI safety.
  • Experience with real-time messaging systems (WebSockets, Kafka, RabbitMQ).
  • Frontend architecture experience using React and TypeScript.
  • Contributions to open-source projects or active participation in the tech community.

Technical Stack

  • Languages: Java, Node.js, Go
  • Databases: MongoDB, Cassandra, PostgreSQL
  • Cloud: AWS, GCP, Azure
  • Infrastructure: Docker, Kubernetes
  • Orchestration & Messaging: Temporal.io, WebSockets, Kafka, RabbitMQ
  • Frontend: React, TypeScript

Benefits & Compensation

  • Health and life insurance
  • Flexible work environment
  • Retirement savings plans

In Sinch, we are committed to following a recruitment process that is fair, objective, consistent, and equal opportunity.

Required Skills
JavaNode.jsGoMongoDBCassandraPostgreSQLAWSGCPAzureDockerTeam LeadershipSystem ArchitectureAI/MLCloud InfrastructureAgile Methodologies
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About company
Sinch

Sinch pioneers customer communications, powering experiences for over 150,000 businesses via mobile messaging, voice, and email through its AI-infused Super Network, APIs, and applications. Sinch Mailgun builds the infrastructure that powers communication at internet scale, delivering billions of emails daily.

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Job Details
Category management
Posted 8 months ago