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Senior Software Engineer

Septeo
Spain only

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  • Ship high-throughput services in Node.js / TypeScript, Kotlin or Java using Spring Boot or Micronaut.
  • Leverage AI tooling (e.g. GitHub Copilot, Cursor, Claude code) to accelerate development and share best practices with the team.
  • Own the SDLC use IaC (Terraform) to blue-green deployments and manage preview environments
  • Continuously profile and tune latency, cost and performance
  • Design LLM-powered features and agents using LangChain or MCP-compliant frameworks, integrating retrieval, memory and tool-use patterns.
  • Uphold clean-code & domain-driven design, mentoring peers through thoughtful PR reviews.
  • Recognise and propose solutions for scaling weaknesses, performance bottlenecks and security risks.

● 6+ years building production software.

  • Deep expertise in at least one of TypeScript, Kotlin or Java.
  • Proven experience running containerised or serverless workloads in AWS, GCP or Kubernetes.
  • Fluency with relational and NoSQL databases (MySQL, MongoDB, DynamoDB, Redis).
  • Familiarity with working in a UNIX-based environment
  • You communicate clearly in English and thrive on feedback loops.
  • You care about outcomes, not just tickets.

Nice-to-have superpowers

● Experience with GitOps

● Full-stack chops with React / Next.js.

  • Hands-on with AI coding assistants (Copilot, Cursor, Claude Code) or autonomous agent frameworks / tools (LangChain, CrewAI, Autogen, n8n).
  • MLOps or data-engineering experience (Kubeflow, SageMaker, Feast).
  • Passion for mentoring and tech-community talks.
  • Remote-first culture with flexible schedules and core hours.

● Learning budget and career plan

  • An international and diverse environment where you matter
  • An amazing, agile, cross-functional team to work with

● Goal oriented work

● Flexible work hour

We’re on a mission to make hotel operations effortless. Our cloud-native platform already powers thousands of

properties worldwide, and we’re doubling down on AI-driven automation to remove the busy-work from hospitality.

We’re a lean, product-obsessed team that values curiosity, data-driven decisions and shipping to production daily.

If you love turning complex problems into elegant, resilient systems, we’d love to meet you.

About the job

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Posted on

Job type

Full Time

Experience level

Mid-level

Location requirements

Hiring timezones

Spain +/- 0 hours
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Septeo

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