Middle Backend Developer (PHP, AWS Lambda)
Core
Design, build, and maintain PHP backend services and AI-driven features on AWS Lambda for an AI-powered recruiting platform.
Role type
Middle Backend Developer (PHP/Python, Serverless)
Builds
Scalable backend services, AI agent functionality, and recruiting workflow features.
Domain
SaaS / Recruiting Technology / Serverless Computing
Deliverable
production ML models
Required skills
PHP, AWS Lambda, MySQL, Python, REST APIs, Git, automated testing, relational data modeling, query optimization
Preferred skills
AI agents, LLM frameworks (LangChain, LlamaIndex), AWS services (API Gateway, SQS, S3, AuroraDB), event-driven architectures, Docker, CI/CD, Infrastructure as Code, vector databases, RAG
Technologies
AWS Lambda, MySQL, PostgreSQL, Python, PHP, LangChain, LlamaIndex, Docker, CloudWatch, API Gateway, SQS, S3, AuroraDB, CloudFormation, Git, CI/CD
Responsibilities
Design and maintain PHP backend services on AWS Lambda; model and optimize MySQL schemas and queries; support and extend Python-based AI agent codebases; develop scalable AI/LLM solutions; write maintainable code with tests; integrate third-party APIs; monitor and optimize serverless function performance; collaborate on feature delivery.
Seniority
Middle, hands-on IC