Full Stack Engineer, AI Platform

UJET leads the way in AI-powered contact center innovation, delivering a future-proof, cloud platform that redefines the customer experience with cutting-edge AI, true multimodality, and a mobile-first approach. We’re looking for a Full Stack Engineer, AI Platform to build the internal products and infrastructure that enable teams to create agentic applications. In this role, you’ll develop full-stack tools, services, APIs, workflows, and platform capabilities used by engineers and product teams building with AI.

Responsibilities

Build and maintain internal full-stack products that help teams design, develop, test, evaluate, deploy, and operate AI agents and AI-enabled features; Develop backend services, APIs, SDKs, workflows, and integrations that connect models, tools, enterprise data, and product systems; Build reusable platform capabilities for agent orchestration, prompt and context management, tool use, human review, and workflow automation; Develop evaluation, observability, debugging, and quality-control systems that make AI behavior measurable and reliable; Design secure patterns for accessing data, invoking tools, managing permissions, and applying appropriate AI safety guardrails; Partner with infrastructure and application engineering teams to understand needs and translate them into durable platform capabilities; Improve the developer experience through clear abstractions, documentation, examples, templates, and paved paths; Write maintainable, well-tested code and participate in design reviews, code reviews, debugging, release processes, and production support; Take ownership of ambiguous problems, identify practical tradeoffs, and drive work from discovery through production adoption; Stay current with evolving AI engineering practices and apply new approaches thoughtfully rather than adopting technology for its own sake

Requirements

At least 2 years of professional software engineering experience; Strong production experience with Python; Experience building full-stack applications, backend services, APIs, developer tools, or platform products; Experience integrating complex systems and designing maintainable service boundaries and APIs; Experience with data-intensive applications, data pipelines, analytics workflows, or operational data systems; Interest in or hands-on experience with LLMs, AI agents, model APIs, retrieval systems, workflow automation, or other applied AI technologies; Strong software engineering fundamentals, including testing, version control, code review, debugging, security, observability, and maintainable system design; Ability to work across multiple layers of a technical stack and learn unfamiliar technologies quickly; Evidence of self-motivated work, strong ownership, and the ability to make progress in ambiguous situations; Clear written and verbal communication skills, especially in a distributed engineering environment; Experience building and operating software on cloud platforms; Applicants must be authorized to work for ANY employer in the U.S.; UJET does not sponsor employment visas for this role

Nice to have

Preference for someone who lives in Maine

Benefits

Impactful Work; Dynamic Culture; Medical, dental, vision, 401(k) plan, wellness benefits, and more