I will integrate salesforce with external systems using rest apis
About this gig
Need to connect Salesforce with an external application, CRM, ERP, or custom business system?
I specialize in Salesforce integrations using Apex and REST APIs, with 6+ years of Salesforce development experience and 5 Salesforce certifications.
My integration services include:
- Salesforce REST API callouts
- Custom Apex integration logic
- Salesforce API endpoints
- JSON request and response processing
- Data mapping between Salesforce and external systems
- Authentication configuration
- Error handling and troubleshooting
- Asynchronous processing using Queueable or Batch Apex where appropriate
- Apex unit tests with HTTP callout mocks
Relevant experience:
I have worked on Salesforce integrations involving Jira, Dun & Bradstreet, external financial services, legacy systems, and customer-facing enterprise applications.
Deliverables may include:
- Apex integration code
- Endpoint configuration and data mapping
- Error handling for the agreed scenarios
- Relevant unit tests
- Technical implementation notes
The listed packages cover clearly defined REST API integration tasks. Complex authentication, multiple systems, large data volumes, and enterprise architecture work require a custom offer.
Get to know Vitaly M
Senior Salesforce Developer
- FromLatvia
- Member sinceDec 2025
- Avg. response time1 hour
Languages
English, Latvian
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FAQ
Can you integrate Salesforce with any REST API?
I can work with many documented REST APIs. Please share the API documentation and authentication requirements so I can confirm compatibility and estimate the effort.
Do you support OAuth authentication?
Yes, depending on the provider and authentication flow. Standard authentication setup may be included, while complex or custom authentication may require a separate quote.
Can you integrate Salesforce with Jira or other business systems?
Yes. I have experience with Salesforce–Jira integrations and other enterprise systems. Each integration is evaluated based on its API documentation and business requirements.
Will you provide tests and error handling?
Yes. Relevant Apex unit tests and basic error handling are included within the agreed scope. As well functional testing with Postman.

