Software Engineer, Agent

Sierra

Software Engineer building AI agents for transformative customer experiences at Sierra. Leading agent development lifecycle and collaborating with enterprises to tackle business challenges.

Posted 4/13/2026full-timeSydney • 🇦🇺 AustraliaMid-LevelSenior💰 A$235,000 - A$425,000 per yearWebsite

Tech Stack

Tools & technologies

GoReactTypeScript

About the role

Key responsibilities & impact

Design and deliver production-grade AI agents: You'll build and ship highly performant, reliable, and intuitive AI agents that are central, mission-critical and drive revenue directly to Sierra's growth.
Drive the Agent Development Life Cycle (ADLC): You'll have complete ownership and autonomy from initial pilot through deployment and continuous iteration.
Partner with large enterprises and cutting-edge startups: You’ll work directly with leaders at some of the world’s largest enterprises to understand their most pressing business challenges.
Build the future of the platform: Your direct work with customers will guide the evolution of Sierra's core platform.

Requirements

What you’ll need

Experience building and scaling end-to-end production systems
Strong technical problem-solving skills, especially in fast-changing, ambiguous environments
A builder and tinkerer’s mindset with high agency - you find creative ways to overcome obstacles and ship
Comfort working directly with customers to understand their needs and solve real-world problems
Excellent communication skills - clear, direct, and persuasive across technical and non-technical audiences
Experience building or deploying AI/LLM systems in production (even better)
Have been a founder or founding engineer - you know what it means to balance craft, ownership, and speed (even better)
Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering (even better)
Prior experience with React, TypeScript, and/or Go (even better)

Benefits

Comp & perks

Flexible (Unlimited) Paid Time Off
Medical, Dental, and Vision benefits for you and your family
Life Insurance and Disability Benefits
Retirement Plan (e.g., 401K, pension) with Sierra match
Parental Leave
Fertility and family building benefits through Carrot
Lunch, as well as delicious snacks and coffee to keep you energized
Discretionary Benefit Stipend giving people the ability to spend where it matters most
Free alphorn lessons

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

AI agentsproduction systemsAI/LLM systemsReactTypeScriptGoagent toolingeval frameworksRAG pipelinesprompt engineering

Soft Skills

technical problem-solvingbuilder mindsetcustomer engagementcommunication skillsownershipcreativitypersuasivenessadaptabilitycollaborationautonomy