Senior Full Stack Developer

Paktolus Its, LLC
Miami, FL, United States
22 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
2 years minimum
Compensation
$150,000.0 - $180,000.0
Working hours
Regular working hours
Job source

Tech stack

LangGraph Framework Application Programming Interfaces (APIs) Artificial Intelligence Software Applications Application Performance Management Optical Character Recognition (OCR) Software as a Service Cloud Computing Cloud Engineering Code Review Monitoring of Systems Information Extraction
+31 more
Machine Learning Open Source Technology Software Architecture OpenAI Prometheus Systems Integration Web Application Frameworks Datadog Chatbots Spring Cloud Retrieval-Augmented Generation Open-source Models Large Language Models Grafana Prompt Engineering Software Troubleshooting Generative AI Backend Agentic-AI Code Testing CrewAI AutoGen Graphql Machine Learning Operations Front End Software Development Claude Virtual Agents Google Gemini Restful APIs GPT Microservices

Job description

We are looking for a highly skilled Senior Full Stack Developer with hands-on experience building modern AI-powered applications. The ideal candidate should have strong expertise in both frontend and backend development, experience integrating Large Language Models (LLMs), and the ability to design scalable, production-ready AI solutions.

You will work closely with product managers, AI engineers, and designers to develop intelligent applications that leverage modern AI technologies, cloud infrastructure, and scalable microservices., * Design, develop, and maintain scalable full-stack web applications.

  • Build AI-powered products using Large Language Models (LLMs) such as OpenAI GPT, Claude, Gemini, or open-source models.
  • Develop conversational AI, AI agents, chatbots, document processing systems, and workflow automation tools.
  • Integrate AI APIs, vector databases, embeddings, Retrieval-Augmented Generation (RAG), and prompt engineering into production applications.
  • Build secure RESTful APIs and GraphQL services.
  • Architect cloud-native, microservices-based applications.
  • Optimize application performance, scalability, and security.
  • Collaborate with AI/ML engineers to deploy production-ready AI models.
  • Write clean, maintainable, and well-tested code following engineering best practices.
  • Participate in architecture discussions, code reviews, and mentoring junior developers.
  • Monitor production applications and troubleshoot complex technical issues

Requirements

  • 6-10+ years of experience in Full Stack Development.
  • 2+ years of experience building AI-powered applications.
  • Experience integrating OpenAI, Claude, Gemini, or similar LLMs.
  • Hands-on experience with RAG pipelines and vector databases.
  • Experience deploying cloud-native applications.
  • Strong understanding of software architecture and scalable system design.
  • Experience with modern frontend frameworks and backend services.
  • Experience working in Agile/Scrum environments.

Nice to Have

  • Experience with AI Agent frameworks (CrewAI, AutoGen, LangGraph).
  • Knowledge of Machine Learning fundamentals.
  • Experience with OCR, document intelligence, and multimodal AI.
  • Knowledge of MLOps practices.
  • Experience with monitoring tools such as Grafana, Prometheus, or Datadog.
  • Contributions to open-source projects.
  • Experience building SaaS products.

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