Full Stack Developer Backend, Frontend and AI Applications

Codvo; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Codvo is seeking a Full Stack Developer with hands-on experience across backend, frontend, APIs, databases, and AI-powered applications. Experience with Microsoft Power Platform and SharePoint is an added advantage.

You will develop backend services using modern languages, craft responsive frontend apps, design robust REST APIs, and implement AI features leveraging LLMs and RAG. Strong testing, deployment, and troubleshooting skills are required.

Qualifications

• Experience with one backend tech: Node.js, Python, Java, or C#.
• Frontend with React, Angular, or Vue and JavaScript/TypeScript.
• REST API development, integration, and secure authentication.
• SQL databases—design and query optimization.
• OAuth 2.0 / OpenID Connect / JWT and RBAC.
• Unit testing, integration testing, Git, and CI/CD.
• Experience integrating OpenAI, Azure OpenAI, or other LLM APIs.
• Understanding of prompt engineering, RAG, embeddings, vector search, and AI workflow orchestration.

Responsibilities

• Develop backend services and APIs.
• Build responsive frontend applications.
• Design databases and optimize queries.
• Integrate enterprise systems and third-party APIs.
• Build AI-powered features using LLMs.
• Implement automated testing, logging, monitoring, and performance optimization.
• Support deployment and production troubleshooting.

Skills

Backend development

Frontend development

API development

Databases

Auth & OAuth

Unit testing

CI/CD

LLM integration

Prompt engineering

OpenAI / Azure OpenAI

REST APIs

Embeddings / RAG

Distributed systems

LangChain / Semantic Kernel

Docker / Kubernetes

MongoDB / Redis / Kafka

Tools

Docker

MongoDB

Redis

RabbitMQ

Kafka

LangChain

LangGraph

Semantic Kernel

Job description

Full Stack Developer Backend, Frontend & AI Applications

We are looking for a Full Stack Developer with hands-on experience in backend development, frontend technologies, API development, databases, and AI-powered applications. Experience with Microsoft Power Platform and SharePoint is an added advantage.

Key Responsibilities

• Develop backend services using Node.js, Python, Java, or C#.
• Build responsive frontend applications using React, Angular, or Vue.
• Design and maintain REST APIs, business logic, authentication, and authorization.
• Design databases, optimize queries, and manage transactions.
• Integrate enterprise systems, third-party APIs, and frontend applications.
• Build AI-powered features using LLM APIs, RAG, and agent workflows.
• Implement automated testing, logging, monitoring, and performance optimization.
• Support application deployment and production troubleshooting.

Required Skills

• Strong hands-on experience in at least one backend technology: Node.js, Python, Java, or C#.
• Frontend development using React, Angular, or Vue with JavaScript and TypeScript.
• REST API development, integration, and secure authentication.
• SQL databases, database design, and query optimization.
• OAuth 2.0, OpenID Connect, JWT, and role-based access control.
• Unit testing, integration testing, Git, and CI/CD.
• Experience integrating OpenAI, Azure OpenAI, or other LLM APIs.
• Understanding of prompt engineering, RAG, embeddings, vector search, and AI workflow orchestration.

Preferred Skills

• Azure/AWS, Docker, Redis, RabbitMQ, Kafka, and MongoDB.
• LangChain, LangGraph, or Semantic Kernel.
• Power Apps, Power Automate, Dataverse, SharePoint Online, Microsoft Graph API, and Copilot Studio.
• Microservices, event-driven architecture, and production monitoring.