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Fiverr Pro
Français
$
USD
I will build and integrate apis for you
Julius O
Level 2
4,0
4,0
Certifié par Fiverr Pro
Julius O a été sélectionné par l'équipe Fiverr Pro pour son expertise.
À propos de ce service
Looking for an experienced developer to build and integrate APIs for your application? You're in the right place!
I specialize in creating high-performance, secure, and scalable APIs to power your applications and ensure seamless third-party integrations. Whether its a custom API, RESTful services, SOAP, or GraphQL, I deliver top-notch solutions tailored to your needs.
What I Offer:
- Custom API development for web and mobile applications
- Integration with third-party APIs (e.g., Stripe, Twilio, PayPal, Google APIs)
- Secure data handling with authentication (OAuth, JWT, etc.)
- API documentation for easy integration and use
- Troubleshooting and optimization of existing APIs
Exclusive Offers:
- Free consultation to discuss your project requirements in detail.
- 2-months Free Support
- Basic API documentation included free of charge for all packages.
Why Choose Me?
- 6+ years of experience in backend development and API integration
- Expertise in technologies like Node.js, Python, PHP, and Go
- Quick and clear communication for a smooth collaboration
No matter the complexity, I ensure seamless integration and robust API performance for your application.
Découvrez Julius O
Julius O
Experienced Web and Mobile App Engineer
Level 2
Julius O fait partie du catalogue Fiverr Pro et a été trié sur le volet par une équipe Fiverr Pro agréée pour ses compétences et son expertise.
Certifié pour
Développement de logiciels
Développement de sites Web
- DeNigeria
- Membre depuisjanv. 2024
- Temps de réponse moy.1 heure
- Dernière commande3 mois
Langues
Anglais, Français
I am a versatile software engineer skilled in Nodejs, PHP, Reactjs, Typescript, Nextjs, and Python. Experienced in developing scalable solutions across various domains, with expertise in both backend and frontend technologies.
Mon portfolio
Autres services de Développement de logiciels I Offre
FAQ
What kind of APIs can you develop?
I can create RESTful APIs, GraphQL APIs, or custom APIs and even SOAP services tailored to your specific needs.
Can you integrate multiple third-party APIs in a single project?
Yes, I can integrate multiple APIs, ensuring seamless functionality across your application.
Do you provide API documentation?
Yes, I deliver detailed documentation to make it easy for developers to use and integrate the APIs.
What technologies do you use for API development?
I use Node.js, Python (Flask/Django), PHP (Laravel), and Go for API development, depending on your project requirements.
Can you help with API-related issues in my existing application?
Absolutely! I can troubleshoot, optimize, or enhance existing APIs to improve their performance and reliability.
What type of industries have you worked with?
I’ve worked with fintech, HR-Tech, logistics, and more, tailoring APIs to meet various business needs.
Avis
4 avis concernant ce service
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| (1) |
Détails de la notation
- Niveau de communication avec le freelance
- Qualité de la livraison
- Valeur de la livraison
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Les plus pertinents
Q 
quizandriseltd
Royaume-Uni
Collaboration en coursWorking with Julius was an exceptional experience — the expertise, problem-solving ability, and professionalism of a true senior engineer. He implemented the complete payment infrastructure for my platform: Stripe checkout, webhook handling, backend API connectivity, and Cloudflare Worker routing. He...
600 $US-800 $US
Prix
3 semaines
Durée
Utile?C 
ciko1999
Italie
great good job
200 $US-400 $US
Prix
6 jours
Durée
Utile?G guillaumesarfat
France
Collaboration en coursIt was really a pleasure to work with Julius, already asked him to collaborate again ⭐️⭐️⭐️⭐️⭐️, if you search someone with great hard and soft skills for your project, he is the reliable person to hire !
200 $US-400 $US
Prix
3 semaines
Durée
Utile?S sheepofwar
Allemagne
The application was developed to meet my requirements and was automatically approved while I was away on vacation. Not usable.
800 $US-1 000 $US
Prix
3 semaines
Durée
Utile?
Avis
4 avis concernant ce service
| (3) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (1) |
Détails de la notation
- Niveau de communication avec le freelance
- Qualité de la livraison
- Valeur de la livraison
Trier par
Les plus pertinents
Q quizandriseltd
Royaume-Uni
Collaboration en coursWorking with Julius was an exceptional experience — the expertise, problem-solving ability, and professionalism of a true senior engineer. He implemented the complete payment infrastructure for my platform: Stripe checkout, webhook handling, backend API connectivity, and Cloudflare Worker routing. He...
600 $US-800 $US
Prix
3 semaines
Durée
Utile?C ciko1999
Italie
great good job
200 $US-400 $US
Prix
6 jours
Durée
Utile?G guillaumesarfat
France
Collaboration en coursIt was really a pleasure to work with Julius, already asked him to collaborate again ⭐️⭐️⭐️⭐️⭐️, if you search someone with great hard and soft skills for your project, he is the reliable person to hire !
200 $US-400 $US
Prix
3 semaines
Durée
Utile?S sheepofwar
Allemagne
The application was developed to meet my requirements and was automatically approved while I was away on vacation. Not usable.
800 $US-1 000 $US
Prix
3 semaines
Durée
Utile?
