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Top freelance Langchain developers available to hire
Upwork Profile: https://www.upwork.com/freelancers/~017c52f0d690bf476e
Hi I'm a web developer with **6+ years of experience**. I have a proven track record in several industries such as web3, AI, automation, eCommerce, IoT, and fintech. I have a strong focus on creating great user experiences and I'm known for my ability to deliver clean, scalable, and maintainable code. I follow a very simple yet effective code of conduct: I always listen to my clients before making decisions and value their time by being upfront about my skills and competencies.
I'm fluent in english speaking and writing, I **will come on Zoom/Meet without any problems or hesitations for demos and progress updates.**
### ✅ MY SKILLS
◆ I have worked with MERN stack for frontend and backend development for more than 7 years to build high performance IoT backend as a service. I have 4+ years of experience in IoT and 2+ years in LLM.
◆ I've worked with ReactJS, Javascript, JQuery, StimulusJS, HTML5, CSS, Bootstrap, TailwindCSS for Frontend development
◆ I've worked with PostgreSQL, MySQL, MongoDB, Redis, Memcache, for the database caching and queuing.
◆ I have integrated different payment gateways such as Stripe and 2checkout, Braintree, [authorize.net](http://authorize.net/), GooglePay, Apple Pay, and many others.
◆ I've deployed applications on Linode server, Digital Ocean, Elastic Beanstalk, Heroku, Google Cloud servers, EC2, and EKS.
◆ I've Integrated lots of 3rd party APIs like Google Maps, BitGo, Skyscanner, Google Finance, LinkedIn, DocuSign, Youtube, Facebook, X (Twitter), and many more. I've deep knowledge to work with the latest technologies.
◆ I have worked with web3 including CoinGecko, DexTools, DexScreener, Covalent, GoldRush, BitQuery, and more.
◆ I have built social and crypto bots for X, Telegram, Whatsapp, Slack, and Discord.
◆ I've broken monoliths architectures into microservices using Redis or Kafka at the core, and Kubernetes to manage the cluster.
### ✅ MY TECK STACK
**◆ Frontend:** React, Tailwind, Next, Radix UI, Shadcn/ui,.
**◆ Backend:** Express.js, MongoDB, Node.js, Nest.js, Postgres, Redis, Kafka, BullMQ, RabbitMQ.
**◆ No Code:** Webflow, Retool, Bubble, Framer, Graphana.
**◆ LLM:** OpenAI GPT, GPT4o, Claude, Meta Llama, Google Vertex, ChromaDB. PineconeDB, LangChain, AI agents, prompt engineering
**◆ DevOps (CI/CD):** Kubernetes, Cloud build, Nginx, GitHub Actions. Vercel, Jenkins, Bamboo
**◆ Documentation:** Docusaurus, Nextra.
**◆ Protocols:** REST, gRPC, WebSockets, GraphQL, OAuth, OAuth2.0.
**◆ Analytics:** PostHog, Google Analytics, Mixpanel, Moesif, June.
I'm one of the makers of [grandeur.dev](https://grandeur.dev/), an IoT platform that packs away the complexities of IoT development and gives engineers a way to build IoT apps, connect real devices, and monitor/control them in real time. It has builtin auth, connectivity, storage, drag and drop app building, over-the-air software upgrades, APIs, and more. It's an extremely ambitious project, AND MY BRAINCHILD and you can access it at [console.grandeur.dev](https://console.grandeur.dev/).
### ✅ FIVE REASONS WHY YOU SHOULD CHOOSE ME
◆ I will communicate frequently and do project check-ins so you know the progress of my work every step of the way.
◆ I'll work till the end and after to ensure that your site is not just developed but lasts the test of time.
◆ I will never have you feel that I am burning through your time or cash.
◆ I've been able to produce sites with extremely small deadlines.
◆ And yes, I can do a quick sample work according to your need.
I'm always interested in connecting with new people and exploring new opportunities. Feel free to reach out to me for any queries even if you don't have any formal requirements yet! You can come to me with a problem and I'll help you develop solutions. Let's get in touch!
This is Samuel Software Engineer and lecturer, I am excited to introduce myself to you. I have been passionate about this industry to work as dedicated AI Engineer with over three years of experience in developing and deploying AI applications and Saas business, specializing in machine learning, deep learning, with Next.js and AWS services. Proven track record in delivering end-to-end AI solutions that enhance user experience and operational efficiency. Seeking a challenging role where I can leverage my expertise in AI and ML, NLP, Generativeai MLOPS and LLMOPS to contribute to innovative projects in a dynamic, forward-thinking environment.
for many years and have dedicated myself to continually learning and growing within this dynamic industry.
what excites me most about Organization position is the opportunity to work with forward thinking teams and contribute to innovative projects that a real impact.
I'm particularly to drawn to the collaborative environment and the chance to work with cutting edge technologies.
To top the three reason you should hire my proven track record of success. My strong analytical and problem skills and my dedication exceptional results.
I am available to start immediately upon hiring.
I am willing to work according to time zone in order to have good communication and team work. Thanks
I have a strong background in machine learning, deep learning, and AI, with hands-on experience using transformers and LangChain to build intelligent systems. My work spans across computer vision, NLP, and AI-powered automation, including projects in document processing, instance segmentation, and chatbot development. I’ve also explored applications in real estate analytics, network intrusion detection, and RF energy harvesting optimization.
My goal is to become a Blockchain AI Engineer, focusing on backend blockchain development with Golang and integrating LLM-based AI applications into real-world systems. I’m passionate about building scalable AI-driven products, mastering transformers, and competing in ML/AI challenges to push my skills further.
As a seasoned full-stack architect and certified cloud developer with over 14 years of diverse IT experience, I bring knowledge and expertise to every project. My proficiency spans Java 21, Spring Boot, Spring Cloud, Python, OSGi, Apache Wicket, Node.js, Angular, and TypeScript, ensuring robust and scalable solutions tailored to client needs.
My hands-on experience with Docker and Kubernetes enables me to create efficient, containerized applications that streamline development and deployment processes. Furthermore, I have vast DevOps experience, expertly utilizing Azure ADO, Git, and CI/CD pipelines to enhance development workflows and ensure seamless integration and delivery.
As a certified Azure Cloud Architect, I specialize in designing and implementing cloud infrastructure that drives innovation, operational efficiency, and scalability. I have successfully architected and deployed numerous cloud-based solutions, leveraging the power of Azure to deliver high-performance, secure, and cost-effective systems.
I possess strong communication skills and excel in distributed environments, ensuring clear and effective collaboration with distributed teams and clients. My ability to articulate complex technical concepts has been instrumental in driving project success.
I have significant experience in Kafka, building RESTful services, and working within a microservices environment, which allows for scalable, resilient, and maintainable software architecture.
# About Me
I am an experienced **AI and Computer Vision Specialist** with a **Master’s degree in Computer Vision** and a recipient of the **Google Inside Look 2019 Award**. My expertise lies in developing advanced solutions in **Deep Learning, Machine Learning**, and **Image Processing**, with a strong focus on building and optimizing AI-driven systems.
I have successfully built AI teams using **Gemini**, **Groq**, and **Phidata**, enabling multi-agent collaboration for tasks such as **data collection, processing, and analysis**. Additionally, I specialize in **Face Recognition**, **Object Detection**, and **Video Analysis**, leveraging technologies like **TensorFlow**, **Keras**, and **OpenCV** to deliver impactful solutions.
### Key Achievements
- Optimized an object detection pipeline for a startup, reducing processing time by 40%.
- Built and deployed end-to-end ML models for image classification in production environments.
- Guided junior developers in designing and training custom CNNs, improving team performance.
### Mentorship Philosophy
I excel at breaking down complex AI concepts into digestible steps, empowering both beginners and experienced developers. Whether you're starting your journey in AI or looking to fine-tune and scale your solutions, I’m here to guide you with practical, hands-on advice.
- **GitHub**: [github.com/ahmetozlu](https://github.com/ahmetozlu)
- **Papers**: [Facial Expression Recognition](https://ieeexplore.ieee.org/document/8404767/) | [Automatic Age Estimation](https://ieeexplore.ieee.org/document/8404549/)
Data scientist with a strong background in computer science and over 9 years of experience in big data, machine learning, and AI. Skilled in building scalable solutions using advanced NLP techniques, large language models (LLMs), and cloud platforms like AWS and GCP. Proven track record of delivering impactful data-driven solutions across healthcare, retail, and pharmaceutical industries.
I transform business challenges into breakthrough mobile experiences by fusing cutting-edge AI with sophisticated iOS engineering.
**DEEP EXPERTISE THAT DELIVERS RESULTS:**
• 13+ years developing enterprise-grade iOS solutions using Swift, SwiftUI, and UIKit
• Specialized in integrating LLMs, ML models, and AI systems into production applications
• Former Senior Engineer at Uber (wallet team) and lead developer for nu.nl (Netherlands' largest news platform)
• Creator of open-source Whisperboard (voice transcription app with on-device AI processing)
**WHAT SETS MY WORK APART:**
I don't just code – I architect transformative solutions with meticulous attention to scalability, performance, and business impact. My projects consistently deliver enhanced user experiences while optimizing development workflows.
My recent innovations focus on revolutionizing productivity through AI automation pipelines, custom LLM implementations, and Stable Diffusion integration – creating tools that provide unmatched competitive advantages.
**WHY EXECUTIVES & PRODUCT TEAMS CHOOSE MY EXPERTISE:**
• Technical excellence combined with business acumen and strategic vision
• End-to-end delivery capability – from initial concept to deployed, scalable solutions
• Predictable execution through rigorous planning and architectural foresight
• Clear communication and commitment to measurable outcomes
I've transitioned beyond standard development to focus on building exceptional digital products that create freedom, efficiency, and measurable ROI. My approach blends technical mastery with an unwavering commitment to your business objectives.
**READY TO ELEVATE YOUR MOBILE & AI STRATEGY?**
Let's discuss how my expertise can deliver exceptional value to your organization.
**SIGNATURE PROJECTS:**
• [Whisperboard](https://apps.apple.com/us/app/whisperboard/id1661442906) - Revolutionary open-source voice transcription app powered by AI
• [GetLost](https://apps.apple.com/us/app/getlost-explore-consciously/id1584133759) - Feature-rich social platform for travelers with location intelligence
• nu.nl - Developed core features for the Netherlands' highest-traffic news application
• Uber - Engineered critical wallet functionality used by millions globally
tarasenko.dev
Expert in Gen AI, LLM, Chatbots, Java, Go, Android, OS, Shell scripting, AWS, Spring Boot, JavaScript, TypeScript, NodeJS.
I have worked with Java, built microservices using spring boot. I have experience in building services using NodeJs, typescript.
I have developed chatbots using **LLM and retrieval augmented generations.**
I am also a mentor, I like the process of mentoring, as both mentor and mentee learn in the process, through mentoring, I accelerate my learning because there is always something that you learn or re-learn during mentoring.
> 100% success rate - full refund if I cannot solve your problem.
Are you a software engineer dealing with tough problems?
Recent bootcamp/college grad feeling overwhelmed?
New job and struggling to keep up?
Obscure technical problems in your code? I can help!
<sub>My rate reflects my success guarantee and familiarity with the latest tech. You're paying for quality.</sub>
### Background
___
Seasoned full-stack Silicon Valley engineer.
7+ years of experience building & deploying robust applications from conception to production at large-tech company scale and startups.
My core principle is **empathy** - understanding your unique situation & background allows me to work with you to develop the ideal solution for your problems.
I enjoy teaching and promise you will leave our session having learned something new.
### Skills
___
I specialize in the Javascript stack with expertise in Typescript.
Well-versed in building backend services and serverless functions in Node.js, talking to SQL/no-SQL databases, and frontend applications in React and Next.js.
I can help in every step of the stack - from app conception to deployment (AWS, Vercel) and scaling, including local development best practices, testing, logging/alerting, and structure/layout. Typescript is my magic weapon.
I pride myself on strong written + oral communication skills, and I know how to convey the right amount of information in a package unique to your understanding of a topic.
<sub>If you want expertise beyond my listed skills, reach out. I may offer a discount if you need to accomplish a task using technology I'm interested in learning about.</sub>
Hi there!
I'm a full-stack developer with expertise in building AI-powered SaaS solutions.
I’ve worked on projects ranging from CRMs to APIs, specializing in Laravel, Vue.js, and AI integrations.
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Frequently asked questions
How long do Langchain projects normally take?
The length of a project depends on many factors, including the scope of your project and the technical complexity of it. When you post a freelance Langchain project request on Codementor, you’ll have the option to indicate when you’d expect the project to be completed. We suggest chatting with the interested developers to ensure both sides are on the same page. For more information on how to post a freelance Langchain request on Codementor, check out our article.
How much does it cost to hire a freelance Langchain developer?
We don’t charge anything when you post a freelance hiring request for Langchain developers! You’ll have the chance to determine what the budget for your project is when you post the request. You’ll only need to pay the developer if you’re 100% satisfied with their work. Please know that Codementor charges a small service fee when a developer completes the job.
What makes Codementor Langchain developers different?
We do a comprehensive technical and communications screen of all Langchain developers at Codementor. Our network includes book authors, popular open source contributors, top Stack Overflow users and engineers at top tech companies. In addition, to continually ensure the quality of our freelancers, we regularly check in on existing Langchain developers’ user satisfaction rates.
What happens if I’m not happy with the freelancer’s work?
As a platform, we strive to ensure you’re always happy with your Langchain project’s results. If you’re unsatisfied with the results, you can choose to get a refund for the project. Additionally, you can contact our support team should you need any further assistance with your project.
For more answers to frequently asked questions, see here.