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## AI Developer / AI Engineer – Ongoing Monthly Projects We are looking for an experienced **AI Developer/Engineer** to work with us on an ongoing monthly basis to help design, prototype, and build AI-powered solutions. This is not a single-project engagement. We have a growing pipeline of AI initiatives and are looking for someone who can become a long-term technical partner, working with us each month to take ideas from concept to working solutions. ### What You'll Work On Projects will vary month to month and may include: * Building AI agents and agentic workflows * Developing applications using LLMs such as OpenAI, Claude, and Gemini * Connecting AI to existing applications, APIs, databases, and business systems * Building RAG/search and knowledge-based AI solutions * Creating AI-powered automation for internal business processes * Rapidly prototyping new AI product ideas * Evaluating new AI models, tools, frameworks, and technologies * Improving existing AI applications for accuracy, speed, reliability, and cost ### What We're Looking For We want someone who is comfortable being given a business problem rather than a perfectly defined technical specification. You should be able to help us think through the solution, recommend an approach, rapidly build a prototype, and then turn successful prototypes into production-ready solutions. Experience with **LLMs, APIs, AI agents, RAG, Python and/or .NET, databases, cloud infrastructure, and modern AI development tools** is preferred. Most importantly, we're looking for someone who is highly technical, moves quickly, experiments with new technology, and genuinely enjoys building with AI. ### Engagement This will be an **ongoing monthly freelance engagement**. We expect to have multiple AI projects throughout the year and would like to establish a consistent relationship with someone who can dedicate capacity to us each month. When applying, please include examples of AI applications or agents you have personally built, the technologies/models you used, your role in building them, and your expected monthly availability and rate.
Project ID: 40715406
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Hello, I’m an AI Engineer with hands-on experience building AI agents, RAG systems, LLM applications, and AI-powered backend services. Your long-term engagement is especially interesting to me because I enjoy taking business requirements, designing the AI solution, rapidly prototyping it, and turning successful prototypes into reliable applications. Some of the solutions I’ve built include: • AI Agents & Agentic Workflows using LangChain/LangGraph, including tool calling, planning, human-in-the-loop workflows, PostgreSQL checkpoints, and observability. • RAG Systems using embeddings, vector databases, retrieval pipelines, evaluation, and LLM-based generation. • AI Backend Services using Python, Flask/FastAPI, REST APIs, PostgreSQL, Docker, and integrations with external APIs and AI models. • AI Evaluation & Production improvements focused on accuracy, reliability, monitoring, latency, and cost. My main technologies include Python, LangChain, LangGraph, RAG, LLMs, FastAPI/Flask, PostgreSQL, Docker, vector databases, and modern AI tools. I’m also comfortable researching and integrating new models, APIs, and frameworks when needed. I’m interested in building a long-term working relationship and contributing consistently across your upcoming AI projects. I’d be happy to discuss my previous projects and how I can contribute to your team. Best regards, Abdelrahman
$1,500 USD in 7 days
0.0
0.0
183 freelancers are bidding on average $2,023 USD for this job

You’re not looking for a task-taker here—you need someone who can take a loosely defined business problem, turn it into an AI approach quickly, and then harden the good ideas into something reliable enough to keep using. That usually fails when the person can prototype but cannot think through integrations, model tradeoffs, cost control, and production stability. My approach is to frame each monthly initiative as discovery → fast prototype → validation → production refinement so progress stays measurable. I’ve worked on AI automations, LLM-driven workflows, knowledge assistants, and API-connected systems where the real work was not just calling OpenAI/Claude, but making the solution usable inside an existing business process. That includes prompt/system design, RAG-style flows, app/database connections, and improving response quality, speed, and operating cost over time. I can also help you evaluate when Python is the better path versus .NET depending on the use case. - Roughly how many parallel AI initiatives do you expect active in a typical month? - Are most projects internal workflow tools, client-facing products, or a mix of both? - Do you already have a preferred stack for orchestration, vector storage, and cloud deployment?
$1,500 USD in 30 days
9.8
9.8

Hi, This is Elias from Miami. I checked your project description and understand you’re looking for a long-term AI engineer who can take loosely defined business problems, shape the technical approach, prototype quickly, and turn successful ideas into reliable production solutions. I’m a full-stack AI engineer with hands-on experience building LLM applications, AI integrations, RAG workflows, and production SaaS products using Python, APIs, databases, and modern AI tooling. My approach is practical: understand the business outcome, validate the idea with a focused prototype, then harden what works for accuracy, reliability, latency, and cost. I’m comfortable working across multiple initiatives and evaluating new models/tools as requirements evolve. I’d be happy to discuss my relevant AI work, monthly availability, and engagement structure. I have a few questions to get a better understanding: Q1 – What are the first 1–2 AI initiatives you want to tackle? Q2 – What does your current application/cloud stack look like? Q3 – Roughly how much development capacity do you expect each month? Looking forward to hearing from you.
$2,250 USD in 7 days
8.6
8.6

With over a decade of experience in the diverse areas intersecting web development and AI, I can confidently say I'm the perfect fit for your ongoing monthly projects. My portfolio showcases my proficiency in working with AI agents, Linux Log Mel-Spain (LLMs) such as OpenAI and Gemini, Python and .NET for AI solutions. More importantly, my approach aligns perfectly with your requirements. While some developers are used to strict specifications, I revel in encountering business problems to conjure innovative AI-based solutions. This approach of solution-driven, rapid prototyping is what has earned me long-lasting associations with previous clients. Apart from my technical fluency with popular programming languages and AI-specific tools, my mindset complements the modern, dynamic landscape of AI technology. I am continuously experimenting with new models and technologies to ensure I keep driving your business forward with cutting-edge solutions. With my consistent availability and proven track record of quality work on time and within budget, let's forge a lasting partnership that transforms your concepts into reality with elegant AI-powered products.
$2,250 USD in 7 days
8.2
8.2

The key point in your brief is that the work starts from business ideas, not fully written specs. That means the value is in choosing the right AI architecture early, testing fast, and avoiding wasted time on flashy prototypes that break once real users, real data, and real costs show up. I’d structure the engagement so each month has clear build priorities, prototype checkpoints, and production-readiness decisions. A lot of my relevant work has been around LLM applications, agent workflows, API integrations, and search/knowledge solutions where accuracy and maintainability matter as much as the demo. I’m comfortable working across OpenAI, Claude, and similar tooling, connecting them to existing systems, and tightening outputs for reliability, latency, and cost instead of leaving things at proof-of-concept stage. If helpful, I can also suggest a practical monthly workflow for intake, scoping, and delivery so new ideas move faster. - Do you already have live AI projects that need improvement first, or is this mainly net-new development? - Are you expecting one dedicated monthly retainer scope, or separate mini-projects billed under one ongoing relationship? - What level of monthly capacity are you hoping to reserve?
$1,500 USD in 25 days
8.0
8.0

Hi, Your need is clear: you want someone who can turn fuzzy AI ideas into reliable working systems, month after month. That usually means the hidden pain isn’t just building with LLMs , it’s finding a partner who can think through the business problem, prototype fast, and then make it production-ready without losing momentum. I’ve built practical web and API-based solutions with Python, Flask/FastAPI, databases, and automation, and I’m comfortable connecting AI workflows to existing systems, tools, and business processes. I can help with AI agents, RAG, LLM integrations, and internal automations with a strong focus on clarity, accuracy, and maintainability. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. If helpful, I can start by mapping your next AI initiative into a simple prototype plan, then iterate toward a stable implementation. Which AI use case is the highest priority for the first month, and what systems must it connect to? A few things I’d like to understand: which AI use cases are highest priority this month, what systems the solution must connect to, and whether you prefer rapid prototypes or production-first builds. Looking forward to your reply so we can finalize the exact plan. Thanks, Asad
$1,500 USD in 30 days
7.7
7.7

Hello, AI DEVELOPER / AI ENGINEER {{{ I HAVE BUILT SIMILAR AI AGENTS, RAG SYSTEMS & LLM-POWERED APPLICATIONS BEFORE AND CAN SHOW YOU }}} I carefully reviewed your requirements and understand that you are looking for a long-term AI development partner who can take business ideas from concept and prototyping through production. I have 11+ years of software development experience and hands-on experience building AI-powered applications using OpenAI, Claude, Gemini, Python, .NET, APIs, databases, RAG, AI agents, automation workflows, and cloud infrastructure. I can handle the complete lifecycle: solution architecture, model/API selection, rapid prototyping, prompt and agent design, RAG pipelines, third-party integrations, evaluation, optimization, deployment, monitoring, and ongoing improvements for accuracy, performance, and cost. I am comfortable working with evolving requirements and can independently recommend practical technical approaches instead of waiting for a fully defined specification. I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. We will follow Agile methodology with regular progress updates, clear milestones, documentation, and reliable long-term collaboration. I can dedicate consistent monthly capacity to your projects and share relevant AI project examples, technologies used, and my availability during the discussion. I eagerly await your positive response. Thanks
$2,647.06 USD in 30 days
7.3
7.3

Hi! We're the right fit for this kind of engagement — and honestly, the monthly ongoing format is where we do our best work. Before we get into specifics, one thing would help me gauge the fit: what does your current tech environment look like? Knowing whether your existing systems lean .NET or Python, and where you're hosted, shapes how quickly we plug in and how much per-project setup overhead we're actually dealing with. It's not a blocker either way, but it changes how we'd structure things from month one. On the work itself: our AI stack is Python-based — Claude, OpenAI and Gemini integrations, agentic workflows, RAG pipelines with pgvector, and n8n for automation orchestration where it makes sense. For prototyping we cut scope deliberately to prove the idea fast; for production we harden that same codebase rather than rewriting, which keeps momentum across months. Staying current on what's shipping in the AI space is something we genuinely do — and we form honest opinions about what's worth adopting versus what's noise. The "given a business problem, not a spec" framing suits us well. Looking forward to continuing the conversation and figuring out if this works on both sides. Gustavo & the DoTheCode team
$2,310 USD in 30 days
7.3
7.3

Hello!, I am a US-based senior software engineer with deep experience in AI automation, LLMs, and production systems. The real challenge in ongoing AI work is not just building features, but building them in a way that is reliable, maintainable, and keeps delivering value over time. I turn AI ideas into practical systems by: 1. Clarifying the goal and success metric 2. Mapping the workflow and automation points 3. Building the core AI/agent layer with guardrails 4. Testing, deploying, and setting up logging/monitoring I pay close attention to the details others miss, because that is what separates a demo from something that actually works in production. I have built AI tools, dashboards, automation pipelines, SaaS platforms, and custom integrations with a business-first mindset. Relevant work examples: - internal AI assistant for a logistics team - AI workflow automation for a service business - RAG-based knowledge base for a SaaS platform - forecasting and alerting tool for operations Could you please clarify the following questions to help me better understand the project? 1. What are the first 1 to 3 AI projects you want completed in the next month? 2. Do you already have preferred models/tools, or should I recommend the best stack? 3. Will these projects need integration with existing systems or databases? If you want someone who will treat this like a serious long-term build, I’d be glad to talk. James Zappi
$2,200 USD in 8 days
6.8
6.8

Hi------------>>AI EXPERT Developer ----------->>I believe I can do this project in an efficient and professional manner. I am here as ----->>AI engineer who can take your monthly pipeline from business idea → working prototype → production-ready solution, without waiting for a perfect technical specification. I can handle AI agents, OpenAI/Claude/Gemini, RAG, APIs, databases, automation, and full-stack AI development, with a strong focus on accuracy, reliability, speed, and cost. I am looking for exactly this kind of long-term technical partnership and can provide consistent monthly capacity. One question: What is the first AI project you want to move into development? Please ping me to get started and provide you great results. Thanks!!!
$2,250 USD in 7 days
6.9
6.9

Turning a business problem into a working AI prototype in days, then hardening the ones that stick, is the work I do now. 1. Examples: at InsightSpring I'm building a secure AI SaaS platform for aerospace and other data-sensitive enterprises, with multi-model LLM and retrieval (RAG) workflows designed so client data never leaves their control. 2. Technologies: Python services, SQL Server data layers, Azure deployment, and multi-model AI and retrieval pipelines. 3. Role: I build the backend services, the data layer and the AI workflows myself, from first prototype to production. 4. Availability and rate: 40+ hours a week, and the amount I've bid is my monthly rate for that capacity. I'm in Serbia (GMT+2), so I cover European hours fully and US mornings. For each idea I'd start by agreeing what "working" means in numbers (accuracy, response time, cost per run), build a thin prototype against your real data, and only then turn it into a production service. Most agent and RAG projects fail on retrieval quality and untested edge cases rather than on the model, so I keep a small evaluation set from day one and rerun it on every change. Which project in your pipeline is closest to ready? I'd take that as a small first milestone so you can judge how I work before committing a full month.
$2,000 USD in 7 days
6.5
6.5

Hi there, I understand you’re looking for a long-term AI engineering partner who can take loosely defined business problems, recommend the right technical approach, rapidly prototype solutions, and turn successful ideas into reliable production systems. I’m confident I can support that workflow across AI agents, LLM applications, RAG, automation, APIs, databases, and analytics. My approach is to first understand the business objective and constraints, then select the simplest architecture that can validate the idea quickly. I’ll build prototypes using Python, OpenAI/Claude/Gemini APIs, n8n, FastAPI, PostgreSQL, RAG, and controlled tool calling where appropriate, with structured outputs and validation around model-generated actions. Once a prototype proves useful, I’ll harden it with testing, logging, error handling, deployment configuration, and performance/cost optimization rather than leaving it as a proof of concept. You’ll receive working AI agents and applications, API/database integrations, RAG and knowledge systems, automation workflows, prototypes, production implementations, testing, documentation, and ongoing technical recommendations. Could you confirm whether you expect the monthly engagement to operate as a dedicated capacity arrangement, or would you prefer each AI initiative to be scoped and funded separately within the ongoing relationship? I’m ready to start immediately. Warm Regards, Aneesa.
$1,500 USD in 3 days
6.6
6.6

Hello, I got that you are looking for an AI engineer who can turn loosely defined business problems into working AI agents, RAG solutions, LLM applications, and production-ready automations. This is what I can help you with, let's chat. My approach is to start from the business objective, select the right model and architecture, then rapidly prototype using Python, OpenAI, Claude, Gemini, LangGraph, LangChain, RAG, APIs, and databases. I will build agentic workflows with tool calling and structured outputs, evaluate accuracy, latency and cost, then harden successful prototypes for production with FastAPI, Docker, and appropriate cloud infrastructure. This will give you a reliable technical partner who can move from idea to tested implementation quickly. As final deliverables you will receive AI agents, RAG/search systems, API and database integrations, AI automations, prototypes, production-ready applications, evaluations, and ongoing improvements based on each month's priorities. One thing I'd like to confirm before we start: what monthly capacity and availability are you expecting from the AI engineer? Let's have a quick chat to discuss your current AI pipeline and the first project. Best Regards, Imran
$1,500 USD in 2 days
6.2
6.2

With my extensive 15+ years of experience and over 750 satisfied clients, I am uniquely positioned to bring significant value to your ongoing monthly AI projects. Throughout my career, I have built diverse AI applications and agents including multiple ChatGPT APIs, backed by my thorough understanding of large language models (LLMs). Subsequently, I have a nuanced skill set that includes frontend and backend development, making me comfortable in connecting AI to existing applications, APIs, databases, and business systems. One of the key areas of focus in my career has been marrying business problems with technical solutions. This resonates perfectly with your preference for someone who can recommend an approach after considering the broader implications. My depth of knowledge spans across Python and .NET, databases integration, cloud infrastructure management coupled with hands-on experience in improving existing AI applications to enhance accuracy, speed, reliability, and cost-effectiveness. As you seek someone who can not only contribute immediately but also establish a long-term technical partnership, my track record of dedicatedly working with clients on their evolving needs makes me an ideal candidate. Furthermore, the fact that you are looking for someone who enjoys experimenting with new technology and genuinely relishes building with AI aligns perfectly with my own passion.
$1,500 USD in 30 days
5.9
5.9

Hi, Your ongoing pipeline of AI initiatives requires a flexible approach to rapidly prototype and productionize AI agents and RAG solutions, which aligns closely with my experience building scalable AI document intelligence platforms and AI SaaS systems. The main technical risk is ensuring reliable orchestration and integration across diverse AI models, APIs, and business systems while maintaining speed and accuracy. I typically design systems with clear separation between ingestion, retrieval, orchestration, and response layers to enable independent scaling and testing. This approach supports rapid iteration on prototypes while ensuring production readiness. I emphasize embedding refresh strategies, grounding checks, and fallback routing to maintain reliability and reduce unsupported outputs, which improves user trust and system stability. I can start by outlining a robust ingestion and orchestration architecture tailored to your evolving project needs. Thanks, Clifton
$1,500 USD in 10 days
5.9
5.9

Hi mate, Questions: 1. Do you have specific AI agent, RAG, or automation projects you’d like to prioritize initially? 2. Which cloud environment and AI models are currently part of your preferred stack? Proposed Solution & Approach: I can help design, prototype, and productionize AI solutions using Python, LLM APIs, AI agents, RAG, APIs, databases, and automation workflows. I’ll focus on rapid prototyping, reliable integrations, prompt/model evaluation, and optimizing accuracy, performance, and cost. I’m comfortable working from business requirements and turning ideas into scalable production-ready solutions. Portfolio: facesconsent.com- React, Node full stack appassio.com- React About Me: I'm Tejash J, a developer experienced in building scalable applications and AI-powered solutions. I specialize in Python, APIs, automation, OpenAI integrations, and modern web technologies, with a strong focus on building practical and reliable solutions. Timeline & Budget: Once we clarify the requirements and monthly workload, I’ll provide a suitable engagement plan and monthly rate. Let’s build something great together. Best regards, Tejas J
$2,250 USD in 7 days
5.8
5.8

Hi, I’m interested in becoming your long-term AI development partner for your ongoing monthly projects. I have hands-on experience with LLMs, AI agents, RAG systems, API integrations, AI automation, Python, databases, and modern AI development workflows. I can take a business problem from concept and architecture through rapid prototyping, testing, and production deployment. I’ve worked on AI-powered solutions involving conversational agents, knowledge retrieval, workflow automation, structured data processing, and integrations with external APIs and business systems. I’m comfortable working with models such as OpenAI, Claude, and Gemini and selecting the right approach based on accuracy, performance, and cost requirements. For RAG applications, I can implement document processing, embeddings, vector search, retrieval pipelines, and reliable response generation. I also focus on improving existing AI systems through better prompting, evaluation, error handling, latency optimization, and cost control. I enjoy experimenting with new AI technologies and turning promising ideas into practical, production-ready solutions. I can provide examples of relevant AI applications I’ve built, along with the technologies used, my role, monthly availability, and expected rate. I’m interested in a long-term collaboration and would be happy to start with an initial project to demonstrate my capabilities.
$2,250 USD in 7 days
5.3
5.3

Hi, I'm Denis, a full-stack developer specializing in AI-powered applications and automation systems. I've built LLM integrations, RAG implementations, AI agents, and backend systems connecting AI to business infrastructure. I take business problems, determine the technical approach, and build working solutions quickly, then refine them for production. I'm comfortable with ambiguity and enjoy exploring different AI models and architectures to find what actually works. I've developed AI agents for multi-step workflows, integrated OpenAI and Claude into existing applications, and built RAG systems that retrieve and rank information before generating responses. I handle critical details: prompt engineering for reliability, token cost management, API rate limiting, and production monitoring. My process is straightforward. I start by understanding your business goals and constraints, then recommend a technical path with a working prototype to validate assumptions. Once validated, we iterate toward production, focusing on accuracy, latency, cost, and maintainability. I'm proficient in Python, cloud infrastructure, databases, and modern AI tools. I move quickly while staying practical about technical debt and reliability, experimenting with new models without chasing technology for its own sake. I can dedicate consistent monthly capacity to build real momentum rather than starting fresh each month. Let's discuss the details. I can start right away. Thanks, Denis.
$1,500 USD in 20 days
5.3
5.3

The thing that separates a good monthly AI partner from someone who ships prototypes is what happens after: most demos look great, then fail quietly in production because RAG retrieval was never evaluated, or the agent's failure modes were never tested against messy real inputs. I've built AI agents, RAG/search solutions, and LLM apps across OpenAI, Claude, and Gemini in Python and .NET. My approach: build the smallest prototype that tests the riskiest assumption first, then decide whether to productionize based on real results, not demo polish. For agents, I design around explicit failure handling from the start - what happens when a tool call fails, output doesn't match expected structure, or retrieval returns nothing useful. That's usually where prototypes break in week one of going live. For RAG, I care as much about retrieval quality (chunking, embeddings, relevance) as generation, since "the AI gave a wrong answer" usually traces back to bad retrieval, not the model. Since you're building a pipeline of initiatives: is there a first project already scoped, or does this start with helping prioritize the pipeline itself? Rough monthly capacity in mind, or flexible per month? I can share examples of agents/apps I've built once we're in touch. Juan Pablo
$3,000 USD in 15 days
5.2
5.2

hi, i have reviewed the details of your project. i have strong experience building ai agents, llm applications, rag systems, api integrations and ai automation using python, modern llm apis, databases and cloud services. i’m comfortable taking a business idea, shaping the technical approach, building a fast prototype and then turning it into a reliable production solution. i can work across different models and tools depending on the problem, with a focus on accuracy, reliability, speed and keeping ongoing ai costs under control. i’m also comfortable with long term monthly work and can maintain consistent capacity for multiple initiatives. i can share relevant ai applications and agents i’ve personally built, along with the technologies and my role, during a quick meeting. can we jump on a call to discuss your upcoming pipeline and monthly requirements?
$2,250 USD in 7 days
5.4
5.4

Greetings, I have developed several LLMs and vision projects. I also have research background where I can analyze the data and identify methods which are good fit for the model. If you can share one or projects brief then i can share the estimate and approach, which can enable you to see if i am a right candidate for this position.
$1,500 USD in 30 days
6.0
6.0

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