Software Engineer, Agent

Sierra
South Korea
Workplace: OnsiteFull timeFunction: Software EngineeringSkills: ["Technical problem-solving","High agency","Customer collaboration","Clear communication","Ownership"]

Design and deliver production-grade AI agents that are reliable, scalable, and mission-critical for real customer use across industries. Own the agent development lifecycle from pilot through deployment and continuous iteration, including building, tuning, and evolving agents while setting best practices. Collaborate with enterprise leaders and startups, prototype new tools and features, and help shape the platform by surfacing unmet needs and iterating with cross-functional partners.

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FursaFursa
Sierra
Sierra
4 days ago

Software Engineer, Agent

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 12 hours agoStatus: Live

Job Summary

Design and deliver production-grade AI agents that are reliable, scalable, and mission-critical for real customer use across industries. Own the agent development lifecycle from pilot through deployment and continuous iteration, including building, tuning, and evolving agents while setting best practices. Collaborate with enterprise leaders and startups, prototype new tools and features, and help shape the platform by surfacing unmet needs and iterating with cross-functional partners.
Location: South Korea
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering

Key Responsibilities

  • •Design and deliver production-grade AI agents for scalable, reliable customer impact.
  • •Drive the agent development lifecycle from pilot through deployment and continuous iteration.
  • •Build, tune, and evolve AI agents in production environments and define ADLC best practices.
  • •Partner with large enterprises and startups to understand business challenges and embed agents across business stacks.
  • •Prototype new tools and features and collaborate with research, product, and platform teams to advance AI agent development.

Pay and Benefits

Equity and Bonus:Equity
Perks:Paid LeaveHealth InsuranceDentalVisionLife InsuranceDisability BenefitsParental LeaveRetirementBenefit Stipend

Key Requirements

  • •Experience building and scaling end-to-end production systems.
  • •Strong technical problem-solving skills in fast-changing, ambiguous environments.
  • •A builder and tinkerer’s mindset with high agency and ownership to overcome obstacles and ship.
  • •Comfort working directly with customers to understand needs and solve real-world problems.
  • •Strong English and Korean communication skills across technical and non-technical audiences.
Experience:AI/LLM systemsEnterpriseStartups
Skills:Technical problem-solvingHigh agencyCustomer collaborationClear communicationOwnership
Languages:EnglishKorean
Tech Stack:AI agentsLLM systemsEval frameworksAgent toolingRAG pipelinesPrompt engineeringReactTypeScriptGoVoice modelsGenerative agent development

Company Brief

Sierra
Develops advanced AI agents and tools focused on building autonomous, generalist machine learning systems to assist developers and enterprises in automating complex workflows, decision-making, and application-level tasks.
Industry: AI & Machine Learning
Website