Onsite Full Stack AI Engineer

Ledgent Technology; Newport Beach (CA); On-site; USD 165,000 - 200,000; Full time

Job summary

Ledgent Technology in Newport Beach, CA is seeking a Senior Full-Stack Software Engineer with hands-on AI experience to build mission-critical internal applications. You will own projects from architecture through deployment, mentoring engineers, and collaborating with stakeholders to deliver high-impact AI-driven solutions.

The role emphasizes scalable software, AI-powered features, and secure data handling in an on-site environment with a strong collaboration culture.

Qualifications

• 6+ years of professional software engineering experience building production applications.
• Strong expertise with React and Next.js.
• Backend development with Node.js/TypeScript and/or Python.
• Advanced SQL and data modeling experience with PostgreSQL.
• Experience deploying AI-powered features using modern LLMs, prompt engineering, RAG architectures, structured outputs, and evaluation methodologies.
• Cloud experience with Azure and/or AWS.
• Experience with Docker, CI/CD pipelines, monitoring, and production support.
• Proven ability to lead projects and mentor developers.
• Strong communication and documentation skills.

Responsibilities

• Design, develop, and maintain full-stack applications using React/Next.js, Node.js/TypeScript, Python, and PostgreSQL.
• Build and implement AI-powered solutions, including LLM integrations, document intelligence, knowledge retrieval systems, and workflow automation.
• Integrate enterprise applications and third-party platforms through APIs and cloud services.
• Lead software projects from requirements gathering through deployment and ongoing support.
• Establish best practices around code quality, testing, architecture, and AI evaluation frameworks.
• Deploy and support containerized applications in cloud environments.
• Mentor junior and mid-level engineers through code reviews and technical guidance.
• Ensure secure handling of sensitive data and compliance with established security standards.

Skills

React

Next.js

Node.js

TypeScript

Python

PostgreSQL

AI Technologies

Azure/AWS

Docker

CI/CD

Tools

OpenAI APIs

Anthropic Claude

pgvector

Job description

Software Engineer III (Full-Stack AI)

Newport Beach, CA (100% Onsite, Monday-Friday)

Direct Hire | W2 Only

No C2C, No 1099, No Sponsorship Available

$165,000 - $200,000 Base Salary DOE

About the Opportunity

Our client is seeking a Senior Full-Stack Software Engineer with hands-on AI experience to develop and enhance mission-critical internal applications that drive business operations. This is an opportunity to work on cutting-edge AI-powered solutions while owning projects from architecture and development through deployment and production support.

The ideal candidate enjoys building scalable software, leveraging AI technologies to solve real business challenges, mentoring other engineers, and collaborating directly with business stakeholders to deliver high-impact solutions.

Responsibilities

• Design, develop, and maintain full-stack applications using React/Next.js, Node.js/TypeScript, Python, and PostgreSQL.
• Build and implement AI-powered solutions, including LLM integrations, document intelligence, knowledge retrieval systems, and workflow automation.
• Integrate enterprise applications and third-party platforms through APIs and cloud services.
• Lead software projects from requirements gathering through deployment and ongoing support.
• Establish best practices around code quality, testing, architecture, and AI evaluation frameworks.
• Deploy and support containerized applications in cloud environments.
• Mentor junior and mid-level engineers through code reviews and technical guidance.
• Ensure secure handling of sensitive data and compliance with established security standards.

Required Qualifications

• 6+ years of professional software engineering experience building production applications.
• Strong expertise with React and/or Next.js.
• Backend development experience with Node.js/TypeScript and/or Python.
• Advanced SQL and data modeling experience with PostgreSQL.
• Experience deploying AI-powered features using modern LLMs, prompt engineering, RAG architectures, structured outputs, and evaluation methodologies.
• Cloud experience with Azure and/or AWS.
• Experience with Docker, CI/CD pipelines, monitoring, and production support.
• Proven ability to lead projects and mentor developers.
• Strong communication and documentation skills.

Preferred Qualifications

• Experience with OpenAI, Anthropic Claude, AI agents, MCP, or similar technologies.
• Experience with Supabase, pgvector, and vector search implementations.
• Experience with workflow automation platforms such as n8n.
• Experience integrating Salesforce or similar CRM platforms.
• Experience with voice AI, telephony platforms, or communication APIs.
• Experience in legal, healthcare, insurance, or other highly regulated industries.

Technical Environment

• React / Next.js
• TypeScript / Node.js
• Python
• PostgreSQL
• Azure
• Docker
• OpenAI & Anthropic APIs
• GitHub
• Enterprise API Integrations
• AI & Automation Technologies

This is an excellent opportunity for a senior engineer who wants to build AI-driven applications, influence technical strategy, and have a direct impact on business operations.

All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, Los Angeles County Fair Chance Ordinance, and San Francisco Fair Chance Ordinance.