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$
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I will develop or fix any API integration
Moussa Bistami
Level 2
4.6
4.6
About this gig
Have tools that dont talk to each other? I connect them cleanly and securely to your product and ops flow.
What I integrate
- Payments & commerce: Stripe, PayPal, Shopify, WooCommerce.
- CRMs & support: HubSpot, Salesforce, Zoho, Freshdesk.
- Messaging: WhatsApp Cloud API, Twilio, Slack, Discord.
- Automation: Zapier, Make (Integromat), webhooks.
- Data & SaaS: Google APIs (Sheets/Drive/Maps), Notion, Airtable.
- Custom REST/GraphQL: I read your API docs and wire it to your app/backend.
How I deliver
- Scope first: quick plan with endpoints, fields, auth, and edge cases.
- Short releases: working checkpoints you can try early.
- Security by default: keys in env vars, least-privilege access, input validation, error handling, and logs.
- Proof + handoff: test cases, Postman collection, and a short walkthrough video.
- No surprises: if a paid tool is needed, I confirm before using it. (NDA available.)
Tech stack
Node.js/Nest.js, Next.js, Express, TypeScript, Python (FastAPI), PostgreSQL/MongoDB, Webhooks/Queues; CI/CD ready.
Message your goal and deadline; Ill reply with a quick plan and options.
Get to know Moussa Bistami
Moussa Bistami
AI Automation Developer, AI Agents, Chatbots, n8n, Mobile Apps, API Integration
Level 2
- FromMorocco
- Member sinceAug 2013
- Avg. response time1 hour
- Last delivery1 month
Languages
English, French, Arabic, Italian, Chinese
I'm Moussa, a developer with 6+ years of experience building AI automation systems, AI agents and custom chatbots.
I build n8n and Make workflows, GPT chatbots, RAG assistants, CRM and API integrations that connect the tools your business already uses. I also build Flutter and React Native apps and publish them to the App Store and Google Play.
Stack: n8n, OpenAI, LangChain, Node.js, Next.js, React, Flutter, React Native, Python.
Tell me the process you want automated and I'll map it out before you order.
My Portfolio
Other Software Development Services I Offer
FAQ
❓ What kind of APIs can you integrate or develop
I specialize in RESTful APIs, GraphQL, and custom APIs to meet your specific needs.
❓ Do you provide documentation for the APIs?
Yes, all packages include detailed documentation to help you understand and maintain your API integrations.
❓ Can you fix an existing API integration?
Absolutely! I can diagnose and resolve issues with your current APIs to ensure they work efficiently and securely.
❓ What security measures do you implement?
I follow best practices for API security, including data encryption, authentication, and authorization protocols to protect your data.
❓ Do you offer support after the project is completed?
Yes, I provide ongoing support to ensure your APIs run smoothly after delivery. For extended support, please inquire about my maintenance packages.
Reviews
24 reviews for this Gig
| (21) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (2) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
S spencerc11
United States
Exceptional service and dedicated to detail. Help with any questions or concerns that I had at anytime during the process.
$400-$600
Price
7 days
Duration
Helpful?Y 
yaboyareal1
United States
Im very satisfied with my order and highly recommend him to others. If I need another job dealing with APIs, I will contact him.
$100-$200
Price
6 days
Duration
Helpful?I 
ianbutler817
Ireland
No work completed
$50-$100
Price
3 months
Duration
Helpful?Y yaiche_
United Arab Emirates
Got what i asked for 10/10
$50-$100
Price
6 days
Duration
Helpful?G greniergroup
Canada
Great again - thanks Moussa
$1,000-$2,500
Price
3 weeks
Duration
Helpful?
Reviews
24 reviews for this Gig
| (21) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (2) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
S spencerc11
United States
Exceptional service and dedicated to detail. Help with any questions or concerns that I had at anytime during the process.
$400-$600
Price
7 days
Duration
Helpful?Y yaboyareal1
United States
Im very satisfied with my order and highly recommend him to others. If I need another job dealing with APIs, I will contact him.
$100-$200
Price
6 days
Duration
Helpful?I ianbutler817
Ireland
No work completed
$50-$100
Price
3 months
Duration
Helpful?Y yaiche_
United Arab Emirates
Got what i asked for 10/10
$50-$100
Price
6 days
Duration
Helpful?G greniergroup
Canada
Great again - thanks Moussa
$1,000-$2,500
Price
3 weeks
Duration
Helpful?
