Need to add a couple of functions to the current project on Express.js/React.

Hello, Gennady!
I am ready to help you with the project, I have work experience and a portfolio.
I will implement functions in your project. Can you provide more details?
Portfolio: Freelancehunt
Write to me, I will be happy to help you!

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Hello! Ready to connect. I have experience working with the ChatGPT API (including tools/function calling), backend in Python/Node, and frontend in React. I can refine the existing chat logic, add necessary functions through API tools, and make adjustments to the React interface.

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Good day!
My name is Valentin, and I represent Arctic Web Agency. We are a team of experienced web developers who specialize in creating modern and effective web solutions for businesses. I can provide examples of our similar work in personal messages. We are ready to take your project to work!

Sincerely,
Arctic Web Team
Freelancehunt

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Hello!

I am ready to help with the implementation of Tools (Function calling) in your project. I have a great understanding of how this mechanism works in the OpenAI API: from the description of JSON schemas for functions to processing tool_calls on the backend and returning the result back to the dialogue context.

What I will do:
I will add the necessary functions to the API request (search, working with the database or external APIs — depending on what is required).
I will set up the correct handling of model responses.
I will quickly make adjustments in React (layout, state, display logic).

… Since I am looking for long-term collaboration, I will do everything cleanly and promptly to demonstrate the level of work. I am ready to start today.

What is your backend stack (Node.js/Python)?

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Good day.

Regarding the task, it is clear that you already have a working communication through the ChatGPT API. It is necessary to carefully expand the functionality through tools and tidy up part of the logic and interface in React. I can quickly understand the current implementation, add the necessary functions to the API layer, correctly link them with the front end, and make adjustments without breaking the existing flow.

I have worked with the ChatGPT API and tools, and I understand the nuances of context, function calls, and response handling on the backend side. I can easily make changes to the current web in the React part so that everything looks and works stably. If needed, I can suggest a more convenient structure for interaction between the front end and the server for further scaling.

If the project goes further, it makes sense to establish a foundation for long-term cooperation. I suggest discussing the details regarding timelines and costs in private messages.

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Hello.
I understand the task well: you already have a working chat flow based on ChatGPT, and the goal is to expand it using tools/function calls and clean up the React side without disrupting the existing logic. I can quickly integrate the ChatGPT API tools, structure the backend so that new features can be easily added, and make changes to the frontend clear and predictable. I usually work carefully on live products, improving what exists rather than rewriting everything from scratch. I would be happy to start with these tasks and grow them into a long-term collaboration if it works out.

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Hello. I have been working with React/Node.js for over 8 years. I am ready for collaboration.

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Good day!

I am very interested in your offer. I am a FullStack Web Developer with experience in stacks such as PERN, MERN, PEVN, MEVN. I work with modern technologies: Node.js (NestJS), React.js (Next.js), PostgreSQL, and other tools from the JavaScript ecosystem.

Here is what I can offer you:
- Clean and maintainable code — I use ESLint and Prettier to ensure the code is structured, readable, and easy to maintain;
- Clear architecture — the entire project structure will be logical, without chaos and "confusing forests";
- Modern technologies — using up-to-date solutions on both the frontend and backend;
- Quality and timely development — I work responsibly and adhere to deadlines;
… - Responsive design in pixel-perfect;
- Website localization;
- SEO — optimization for search bots;
- Clear execution of requirements — everything will be implemented according to the specified terms of reference.

If you are looking for quality, clean architecture, and a responsible performer — I am available!

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Hi!
I’d be happy to help with this project.

I have solid experience working with the ChatGPT API, including message pipelines, tool/function calling, context management, and response handling. I can extend your existing implementation by adding new API features (based on ChatGPT tools) while keeping the current logic stable and clean.

On the frontend side, I’m comfortable working with React to adjust UI behavior, improve message flow, and ensure smooth interaction between the client and backend. I’m used to working on existing codebases rather than rebuilding from scratch, so incremental improvements and clean integrations are not a problem.

How I’d approach this:

… Review the current backend ChatGPT integration and API flow

Implement the required new features using ChatGPT tools/functions

Refine request/response handling and error states

Make the necessary React adjustments for UX and data flow

Test end-to-end to ensure stability

I’m open to long-term collaboration and ongoing feature development if this project moves forward.

Let me know more about your current stack and the specific features you want to add, and I can give you a clear estimate for time and cost.

Hello!
I am very interested in your project. I am ready to help.
About me: I have over 4 years of experience in Front-End Vue.js/Nuxt.js/React.js/Next.js exclusively in large commercial projects. I have worked in large teams, but I also have experience in independent software development.
My GitHub: https://github.com/virus231
LinkedIn: https://www.linkedin.com/in/vladyslav-prodan-4865891a0/

Contact me!

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Hello, I can do it quickly in 1-2 days. I also write agents with OpenAI/gemini. There is a website generator with various tools. I also use other types of tools like tts, stt, embedding. I have a lot of experience - write to me.

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Hello! I have worked with the OpenAI API. I understand what you mean: you need to implement Function Calling (Tools) so that the model can not just chat, but perform actions or request data from the backend. This is feasible.

Regarding the front end (React) — this is my main stack. I can quickly fix the layout and component logic.

I am ready to take on the task as a test to start, and if we work well together — I am interested in long-term collaboration. I can start today.

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Hello, I am ready to take on the task, I will do it quickly and inexpensively for 1000 UAH if the task is not complicated. Write to me, I will be happy to cooperate.

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Hello. I am currently working on a custom project for a voice agent. So I know how to work with APIs and tools. I would be happy to collaborate.

Main stack React/nodejs
I can show my work if needed.

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Good day, I am interested in long-term cooperation, I am a Front-End developer on React/Vue 3, with about a year of experience, ready to discuss your edits.

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Hello! I have extensive experience with React/Express/Open AI, feel free to contact me, we will discuss the details and cost.

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Hello, feel free to reach out, I will be happy to help.
I have experience working with Express and React.
What is your budget?

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Hello, Gennady!
Please write what changes need to be made, as well as access to GitHub.
I can start right away.
Feel free to reach out, I will be happy to help!

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