Principal Software Engineer – AI

Convoso

Principal Software Engineer responsible for building and scaling AI agent systems within enterprise SaaS application. Join Convoso, an AI-powered contact center platform, to innovate for revenue teams.

Posted 5/8/2026full-timeRemote • California • 🇺🇸 United StatesLead💰 $200,000 - $230,000 per yearWebsite

Tech Stack

Tools & technologies

DjangoFlaskLaravelMySQLPHPPythonReactSymfony

About the role

Key responsibilities & impact

Build AI Agent Frameworks: Develop the internal agents, LLMs, logic and reasoning loops, that allow AI agents to perform complex, multi-step tasks.
Develop Core SaaS Features: Engineer robust, full-stack enterprise web components, ensuring high performance and security across the application.
Data Engineering: Manage and optimize the interface between our AI agents and data.
Engineering Excellence: Write clean, secure, and maintainable code and lead rigorous code reviews and refactoring initiatives.
Automated Testing: Design and implement unit and functional tests to ensure the reliability of both traditional code and non-deterministic AI workflows.

Requirements

What you’ll need

AI Agent Architecture: Expert-level ability to build and orchestrate autonomous agents capable of planning, reasoning, and executing multi-step tasks via reasoning loops (e.g., React).
Orchestration: Direct experience developing the internal logic and interface layers that allow LLMs to interact with APIs, databases, and system functions.
AI Reliability & Testing: Hands-on ability to create automated unit and functional testing suites specifically designed to validate non-deterministic AI agent outputs and workflows.
LLM Implementation: Extensive experience developing production-grade features using LLM APIs (OpenAI, Claude, etc.), including context window management, prompt optimization, and cost-monitoring.
AI-Assisted Development: Expert proficiency in using tools like GitHub Copilot or Claude to accelerate engineering velocity and maintain high code quality.
Data Layer for AI: Proficiency in MySQL and relational databases, with the ability to write complex, raw queries to feed high-scale enterprise data into agentic workflows.
Backend Engineering: 5+ years of experience with Python (Django, Flask) or PHP (Symfony, Laravel) to build the robust infrastructure required for AI-driven applications.
Enterprise SaaS Foundations: 10+ years of experience in software engineering, design patterns, and clean coding practices to large-scale web applications.
Model Lifecycle: Practical knowledge of model evaluation, experiment tracking, and performance monitoring in a production environment.

Benefits

Comp & perks

Competitive compensation package
Stock options
100% covered premiums for employees; Medical, Dental, Basic life insurance, Long term disability
Affordable Vision plan and optional FSA
PTO, Paid Sick Time, Holidays, Bereavement time, Parental Leave
Your birthday off
401k program with generous company match
No cost Employee Assistance Program and Travel Assistance
Monthly Gym membership reimbursement
Monthly credits toward food & beverage
Company Outings
On and offsite team building events
Paid training for departments
Apple laptop (most roles)
And a team of highly experienced and kind colleagues!
HQ Office:
Casual office environment & dress
Daily catered lunches
Fully stocked kitchen (Dietary restriction-friendly)
Happy Hours
On-site Car Wash
Free Parking

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

AI Agent FrameworksLLMsData EngineeringAutomated TestingMySQLPythonDjangoFlaskPHPSymfony

Soft Skills

engineering excellencecode reviewsrefactoringclean coding practices