Application Engineer (Contract)

TANGSPAC CONSULTING PTE LTDSingaporemycareersfuturepublished 10/21/2026
Must-have:PythonJavaKubernetesBackendAI

Your tasks

  • Build and improve GenAI applications using frameworks such as LangGraph, LangChain or similar orchestration tools.
  • Work with open weight models, hosted LLMs and model serving patterns.
  • Develop agentic workflows, retrieval augmented generation, tool calling and prompt orchestration.
  • Integrate GenAI applications with enterprise systems, APIs, data sources and operational platforms.
  • Engineer solutions for production quality, including logging, tracing, evaluation, fallback behaviour and troubleshooting.

Requirements

  • 6 or more years of software engineering experience, preferably with recent hands on experience in GenAI application development.
  • Proven experience building production grade GenAI applications, not only prototypes, experiments or demos.
  • Strong hands on experience with LangGraph, LangChain or similar orchestration frameworks.
  • Practical understanding of RAG, agentic workflows, tool calling, prompt orchestration and context management.
  • Experience integrating LLMs into real applications using APIs, backend services and enterprise data sources.
  • Experience with open weight models or strong interest backed by hands on experimentation.
  • Strong backend engineering skills using Python, Java or similar languages.
  • Good understanding of API design, distributed systems and production resilience patterns.
  • Experience with observability, logging, tracing and troubleshooting for GenAI or backend applications.
  • Familiarity with containerised deployment environments such as Kubernetes or OpenShift.
  • Ability to write clean, maintainable and testable code.
  • Strong analytical, debugging and troubleshooting skills.
  • High ownership, high curiosity and genuine interest in building useful AI products