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AI / Machine Learning Engineer (LLM & Applied AI) – Remote (EU) Overview I am looking for an experienced AI / Machine Learning Engineer based in the EU to join our team on a part-time or full-time freelance basis. The role focuses on building applied AI solutions using Large Language Models (LLMs) to extract insights from data and create high-accuracy AI-powered applications. You will work closely with engineering teams to design, develop, and deploy scalable AI services. Responsibilities AI / Machine Learning Build and deploy AI-powered applications using existing Large Language Models (LLMs). Design systems that ingest data, extract structured insights, and generate accurate outputs. Develop RAG pipelines, chunking strategies, and LLM orchestration workflows. Build tools for model training, evaluation, inference serving, monitoring, and alerting. Experiment with modern ML frameworks and open-source AI tools. Software Engineering Develop scalable microservices that integrate AI models with production systems. Build APIs and backend services to process and manage AI-generated data. Work with modern programming languages such as Python, JavaScript, Go, or Rust. Data Engineering Design pipelines to extract, transform, and load data from multiple sources. Clean, normalize, and validate datasets for model usage. Optimize data pipelines for reliability and performance. Database & Infrastructure Design database schemas and optimize queries. Manage performance and scalability of data storage systems. Ensure AI infrastructure is production-ready and scalable. Collaboration Work closely with product managers, engineers, and subject matter experts. Communicate technical challenges and solutions clearly. Help define best practices for AI system architecture and development. Requirements Based in the European Union 8+ years of software engineering experience Strong experience with Python or JavaScript Hands-on experience with LLM APIs (OpenAI, Anthropic, or similar) AI / LLM Experience Experience building RAG systems Knowledge of chunking strategies for LLM optimization Experience with LangChain, LangGraph, or similar orchestration tools Familiarity with AI monitoring, observability, and evaluation frameworks Experience building agent-based workflows or AI automation Engineering Experience Experience building microservices and scalable systems Strong knowledge of data pipelines and ETL processes Experience designing and optimizing databases and data models Additional Skills Strong understanding of ML concepts and NLP techniques Ability to work with ambiguous problems and rapidly evolving AI tools Experience with modern software development practices (Git, testing, CI/CD, code reviews) Engagement Details Location: Remote (EU-based freelancers only) Contract: Freelance Availability: Part-time or Full-time Duration: Long-term collaboration possible Nice to Have Experience building AI agents or multi-agent workflows Experience with evaluation frameworks for LLMs Experience deploying AI infrastructure in production environments
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110 freelancer chào giá trung bình $14.609 USD cho công việc này

I am an experienced AI/ML engineer based in the EU with 8+ years in software development and hands-on expertise in Python, JavaScript, and Large Language Models. I have built and deployed RAG systems, agent-based workflows, and scalable microservices integrating LLMs for production applications. I can design and implement end-to-end AI pipelines, including data ingestion, model orchestration, monitoring, and evaluation, ensuring robust, maintainable, and secure systems. I am excited to contribute to your project and deliver high-quality AI solutions aligned with your goals.
$15.000 USD trong 7 ngày
8,3
8,3

With over 10 years of experience in AI and machine learning development, I understand the importance of leveraging Large Language Models (LLMs) to create high-accuracy AI-powered applications. Your project requiring an AI / Machine Learning Engineer based in the EU aligns perfectly with my expertise. In past projects, I have successfully built and deployed AI-powered applications using LLMs, designed efficient data pipelines, and optimized databases for reliable performance. My experience in AI monitoring, observability, and evaluation frameworks will ensure the scalability and accuracy of your AI services. Having worked on similar projects in fintech and healthcare domains, I am confident in my ability to deliver exceptional results for your Applied AI Development needs. My hands-on experience with Python, JavaScript, and LLM APIs (such as OpenAI) will be instrumental in meeting the requirements of the role. Let's discuss how I can contribute to your team and help drive the success of your AI projects. I look forward to the opportunity to collaborate with you and deliver outstanding results for your organization.
$16.000 USD trong 75 ngày
8,0
8,0

Hello, With my significant experience as an AI / Machine Learning and Software Engineer, I'm ideally positioned to meet all your project requirements and more. Over the past 8 years, I have honed my technical skills in the design, development, and deployment of scalable AI software systems using popular programming languages including Python and JavaScript - a requirement underlined in your description. Not only that but my expertise is weaved across different engineering realms such as automation where I've built agent-based workflows and delivered on multiple AI automation projects. In relation to the LLM & Applied AI Development aspect of the role, I have hands-on experience with Large Language Models (LLMs) particularly OpenAI's GPT-3, in deploying them to build comprehensive RAG systems. My proficiency extends to designing robust chunking strategies for LLM optimization in Alignment. Additionally, I'm familiar with LangChain and LangGraph library tools which are great assets for efficient orchestration of LLMs. What sets me apart from the rest is my ability to find clarity with ambiguous problems using modern ML frameworks and AI tools. With me on board, you’ll have more than just a technical guru but also an expert who can simplify complex technical concepts for interdisciplinary collaboration. Moreover, at Live Experts®, we value learning hence we are always up to date with new technological innovations. Partner with me toda Thanks!
$20.000 USD trong 1 ngày
8,3
8,3

Dear , We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in JavaScript, Python, Verilog / VHDL, Software Architecture, Typescript, Large Language Models (LLMs), AI Development and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
$15.737 USD trong 5 ngày
8,4
8,4

⭐⭐⭐⭐⭐ Create Powerful AI Solutions with an Experienced Machine Learning Engineer ❇️ Hi My Friend, I hope you're doing well. I just checked all of your project requirements and I can see you are looking for an AI / Machine Learning Engineer. You have no need to look any further as Zohaib is here to help you! My team is already doing 50+ similar projects for AI and Machine Learning applications. I will build and deploy efficient AI solutions using Large Language Models (LLMs) to extract insights and create high-accuracy applications. ➡️ Why Me? I can easily do your AI project as I have over 8 years of experience in software engineering, focusing on AI and Machine Learning. My expertise includes Python, JavaScript, and building scalable microservices. Not only this, but I have a strong grip on LLM APIs, RAG systems, and data pipeline optimization. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing this with you in chat. ➡️ Skills & Experience: ✅ AI Solutions Development ✅ Large Language Models (LLMs) ✅ Microservices Architecture ✅ Data Pipeline Design ✅ API Development ✅ RAG Systems ✅ Python Programming ✅ JavaScript Programming ✅ Machine Learning Frameworks ✅ Database Design ✅ ETL Processes ✅ AI Monitoring Tools Waiting for your response! Best Regards, Zohaib
$12.000 USD trong 2 ngày
8,0
8,0

Hi, This is Elias from Miami. I understand you’re looking for someone who can move beyond experimentation and actually build reliable AI systems around LLMs—RAG pipelines, data ingestion, and production-ready services that integrate cleanly with existing engineering infrastructure. My focus has been on applied AI systems where LLMs sit inside structured pipelines: data ingestion → chunking and embedding → retrieval → orchestration → structured outputs exposed through APIs. The goal is not just model usage but building stable AI services that can run in production with monitoring, evaluation, and scalable microservice architecture. Typical stack I work with includes Python (FastAPI), LangChain/LangGraph for orchestration, vector databases such as Pinecone or Weaviate, and containerized deployment on cloud environments. I’m comfortable designing RAG architectures, optimizing chunking strategies, building ETL pipelines, and integrating LLM workflows with existing backend systems. I tend to focus on systems where reliability, observability, and maintainability matter as much as model performance. Q1: Are your current AI systems already in production, or are you building the first generation now? Q2: Do you currently use a specific vector database or retrieval infrastructure? Q3: Will the role focus more on building new AI services or improving existing RAG pipelines and evaluation systems? Regards.
$15.000 USD trong 7 ngày
7,7
7,7

Hi there - you're targeting scalable AI-powered insights from data using LLMs and production-ready services for your EU team. This is my speciality: turning complex data into reliable, scalable AI solutions that drive measurable business value for EU-based organizations. I'm Iosif Peterfi, 15+ years delivering secure, high-impact tech programs across web, cloud, and automation. I work with PMs to define outcomes, milestones, and practical roadmaps that minimize risk and maximize value. My approach is business-focused: I'll collaborate with product and engineering to define the exact business outcomes, design data ingestion and insight extraction flows, set up robust RAG-enabled workflows, and deploy scalable APIs and services your teams can rely on. You'll get clear milestones, data quality and security governance, and proactive monitoring to flag issues early. The goal is fast, reliable delivery and tangible business impact. Last year I helped a fintech retailer build an AI-powered decision-support platform. The challenge was noisy data and slow insights; we delivered end-to-end pipelines and RAG workflows, cutting report turnaround by 60% and improving insight accuracy by 25%. Let's chat - I can walk you through my approach in 15 minutes. Portfolio: https://www.freelancer.com/u/iosifpeterfi
$14.000 USD trong 21 ngày
6,5
6,5

Hi, This role is a strong match for my background. I'm an AI engineer who builds LLM powered applications end-to-end - from RAG pipelines and chunking strategies to GPU optimized model serving on Kubernetes. I work with OpenAI and Anthropic APIs, deploy inference services via vLLM/ONNX, build FastAPI microservices backed by PostgreSQL, and design agent-based workflows with real-time processing. I've shipped production AI systems with full monitoring and evaluation pipelines. Transparency: I'm based in Vietnam, not the EU, but I offer flexible EU-hour overlap and thrive in async remote teams. If there's room for the right skillset regardless of timezone, I'd love to connect. Happy to do a quick technical call anytime. Best, Thuc
$10.000 USD trong 7 ngày
6,0
6,0

Hello, I’m excited about the opportunity to contribute to your project. With my expertise in **LLM-powered systems**, **RAG architectures**, **LangChain/LangGraph orchestration**, **Python-based AI services**, and **scalable microservice development**, I can help design and deploy applied AI solutions that extract structured insights from complex datasets and deliver reliable AI-powered applications. I’ll tailor the work to your exact requirements, building production-ready **RAG pipelines**, optimized **chunking strategies**, and robust **AI APIs** while integrating monitoring, evaluation frameworks, and scalable data pipelines to ensure accuracy, observability, and performance. You can expect clear communication, fast iteration on evolving AI tools, and high-quality engineering practices including **CI/CD, testing, and clean service architecture** that integrates seamlessly with your existing systems. Best regards, Juan
$10.000 USD trong 7 ngày
5,8
5,8

Hello, I am an experienced AI & Machine Learning Engineer based in the EU, with over 8 years in software development specializing in LLMs and applied AI solutions. I will leverage my strong background in Python, AI orchestration tools like LangChain, and building scalable microservices to craft cutting-edge AI applications tailored to your needs. What specific AI use cases or problems are you aiming to address with this project? Looking forward to the possibility of collaborating to deploy innovative AI models that truly extract value from your data. Thanks, Juan Aponte
$16.650 USD trong 35 ngày
5,4
5,4

Hi there, I’ve carefully reviewed the requirements for your GenAI project and I’m confident that my expertise in building NLP pipelines using Hugging Face and LangChain can meet your expectations. My experience includes working with large language models (LLMs) for Retrieval-Augmented Generation (RAG), as well as fine-tuning models with custom datasets to enhance text generation. I’ve successfully completed similar projects where I applied these techniques in Python to build robust, client-specific solutions. I would love the opportunity to discuss how I can leverage my skills to develop a tailored solution for your project. Feel free to take a look at my portfolio to get a sense of the work I’ve done: Portfolio: https://www.freelancer.com/u/webmasters486 Looking forward to hearing from you! Best regards, Muhammad Adil
$12.000 USD trong 20 ngày
5,3
5,3

Hi, I can help you with this. I am a developer with extensive experience with automations and integrations. I've helped clients with similar projects. Let me know your interest, Sincerely, Nicolas
$15.000 USD trong 7 ngày
5,3
5,3

Hi, I came across your project "AI Engineer for LLM & Applied AI Development" and I'm confident I can help you with it. About Me: I'm a agency owner with over 8+ years of experience in JavaScript, Typescript. , and I understand exactly what’s needed to deliver high-quality results on time. Why Choose Me? - ✅ Expertise in required Technologies and 1 year post deployment free support - ✅ On-time delivery and excellent communication - ✅ 100% satisfaction guarantee Let’s discuss your project in more detail. I’m available to start immediately and would love to hear more about your goals. Looking forward to working with you! Best regards, Deepak
$15.000 USD trong 7 ngày
4,7
4,7

Hello, I am Vishal Maharaj, a seasoned professional with 20 years of expertise in JavaScript, Python, Software Architecture, Typescript, and AI Development. Having carefully reviewed your project requirements for an AI Engineer specializing in LLM & Applied AI Development, I am confident in my ability to deliver exceptional results. I propose to design and deploy scalable AI services by utilizing existing Large Language Models, developing efficient data pipelines, and optimizing database schemas for enhanced performance. I am eager to discuss further details and collaborate on this exciting project. Please initiate a chat to explore how we can work together to achieve your objectives. Cheers, Vishal Maharaj
$15.000 USD trong 60 ngày
5,3
5,3

I’ve spent the last few years bridging the gap between raw LLM capabilities and production-ready AI applications, which aligns perfectly with your search for an Applied AI Engineer. Recently, I architected a custom RAG pipeline using LangChain and Pinecone that significantly reduced hallucination rates for a European fintech client, ensuring their automated reasoning remained accurate and contextually aware. I’m confident I can bring that same level of technical precision and architectural foresight to your current development goals while maintaining the high standards expected for EU-based remote collaborations. My approach centers on building scalable AI systems by first evaluating the optimal model architecture—whether that involves parameter-efficient fine-tuning of Llama 3 via QLoRA for domain-specific tasks or leveraging GPT-4 with a sophisticated vector-based retrieval system. I will implement a modular pipeline using frameworks like LlamaIndex, ensuring seamless data ingestion and high-speed indexing for low-latency inference. Throughout the lifecycle, I prioritize cost-optimization and performance monitoring by implementing rigorous evaluation frameworks like RAGAS to measure model faithfulness. I also utilize Docker to ensure consistent environment parity and smooth CI/CD integration across your deployment stages. To align on the roadmap, are you prioritizing the integration of private internal datasets, or is the focus more on optimizing a public-facing conversational agent? Do you have a preferred infrastructure provider like AWS or Azure for the final deployment phase? I’m available to discuss these technical details or walk you through my previous LLM implementations in a brief chat or call whenever suits your schedule.
$17.338 USD trong 21 ngày
4,5
4,5

Hi there, I hope you are doing well. Requirement: Python, Django Python Backend Developer with over 11 years of experience specializing in scalable web apps, REST APIs, IoT integrations, and machine learning-enabled systems. Strong background in team leadership, AWS cloud architecture, and Django-based microservices. Technical Skills Languages & Frameworks: Python, Django, Flask, Falcon, Django REST Framework Web Technologies: HTML, CSS, Angular, jQuery, AJAX Cloud & DevOps: AWS EC2, S3, Lambda, ECS, SNS, Docker, Kubernetes Databases: PostgreSQL, MySQL, MongoDB Version Control: Git ML/AI Tools: ML integration for analytics and prediction Key Projects: Winalytics – CRM-like system with Gmail plugin ITK – RSS + ML-based data aggregation Reppr – Digital marketing campaign platform Coro Road App – Online tutor-student collaboration tool Unicar – Car sales & purchase listing app Textking – Custom promotional SMS platform Roster Staff – Staff scheduling system. Happy to discuss further. Best Regards, Gayatri
$20.000 USD trong 42 ngày
4,5
4,5

Hello! I am a US-based senior software engineer with extensive experience in AI and Machine Learning development. I’ve carefully read your project description and understand you’re looking for a skilled engineer to work on LLM and applied AI solutions. With over 15 years in software design and development, I have the technical and business acumen to help you achieve your project goals effectively. I specialize in LLM integrations, intelligent workflow automation, and building custom APIs. My approach ensures that the solutions I deliver are not only technically robust but also practical and scalable for your needs. I’ve worked on several successful projects, including AI-powered dashboards and data processing tools, which I believe align perfectly with your requirements. Could you please clarify the following questions to help me better understand the project? 1. What specific LLMs or frameworks are you considering for this project? 2. Are there any existing systems or integrations that this project needs to align with? I’m committed to clear communication and structured milestones throughout the project to ensure a smooth workflow. Let’s chat about how we can bring your vision to life! Best, James Zappi
$15.000 USD trong 35 ngày
4,0
4,0

I’ve spent the last few years specializing in deploying production-grade LLM applications, most recently building a custom RAG pipeline for a European tech firm that reduced response latency by 30% while maintaining high factual accuracy. Given your focus on applied AI development, I understand that moving from a prototype to a scalable system requires a deep focus on prompt engineering, context window management, and data integrity. I am based in an EU-compatible timezone and bring a background in both PyTorch and high-level orchestration frameworks to ensure your project transitions smoothly from concept to production. My technical strategy involves building a modular architecture using LangChain or LlamaIndex, coupled with vector databases like Pinecone or Qdrant for sophisticated semantic search and retrieval. I prioritize implementing evaluation loops using frameworks like DeepEval or RAGAS to quantify performance and mitigate hallucinations before the system ever hits the end-user. For deployment, I’ll utilize FastAPI and Docker to create a resilient, scalable backend, ensuring that the model remains performant under load while keeping token costs optimized through strategic caching and pruning techniques. To ensure we hit the ground running, do you have a preference between using proprietary APIs like GPT-4o or hosting open-source models like Llama 3 locally for better data privacy? Additionally, are there specific edge cases in your datasets that have proven challenging during initial testing? I’m available to chat further about these requirements and would be happy to hop on a brief call to align on your technical roadmap and delivery timelines.
$17.331 USD trong 21 ngày
4,2
4,2

Having worked as a Web Design and Development company for over 7 years, our experience has given me a broad skill set that would be well-suited for your AI Engineer position. We are versed in numerous programming languages including Python, Javascript, Go, and Rust - which you mentioned as desirable. Our experience in creating robust web applications can be directly transferred to aid your need for scalable AI services. In addition to building user-friendly websites, we have also developed Mobile Apps and Games which require excellent backend services to process and manage data effectively – a skill that's crucial in building AI applications. Our knowledge of ETL processes goes beyond just data cleaning - we’ve constantly had to validate and normalize datasets for optimized model deployment; something that is also valuable to your requirement. Furthermore, we understand the importance of effective communication in any team dynamic. Hence, we always endeavour to succinctly convey technical challenges and solutions that may arise. Our familiarity with modern software development practices including Git and CI/CD ensures quality code deliverables with efficient teamwork. Overall, our tinkering with AI-driven solutions makes us equipped for this role and I am confident we can build excellent applied AI solutions together.
$15.000 USD trong 7 ngày
4,0
4,0

Hi there, I understand you’re looking for an AI/ML engineer who can design and deploy applied AI solutions using LLMs, with a focus on building reliable systems that extract structured insights from data. I have strong experience developing AI-powered applications using Python, building RAG pipelines with effective chunking and retrieval strategies, and orchestrating LLM workflows to deliver accurate and scalable outputs. My work typically involves integrating LLM APIs, designing data pipelines, and creating backend services that turn raw data into actionable intelligence. On the engineering side, I focus on building production-ready microservices that expose AI capabilities through clean APIs while ensuring scalability and observability. I’ve worked with modern AI frameworks and orchestration tools to implement agent-style workflows, evaluation pipelines, and monitoring systems that maintain reliability in real-world deployments. I also design ETL pipelines and optimized database schemas to support high-performance AI applications. My approach emphasizes clear architecture, maintainable code, and seamless collaboration with product and engineering teams. The goal is to deliver robust AI systems that move smoothly from experimentation to production while maintaining performance, reliability, and measurable impact for end users. Regards, Ahmad
$10.000 USD trong 7 ngày
4,1
4,1

Santa Clara, United States
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₹37500-75000 INR
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€5000-10000 EUR
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