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Developer-to-Developer Support: API & SDK Troubleshooting

For high-complexity products, general helpdesks aren't enough. This curated directory features "Developer-to-Developer" (D2D) support firms. These agencies provide engineers who can troubleshoot API calls, review customer code snippets, and assist with SDK integrations in real-time. These specialized firms are vetted for their proficiency in 2026's most popular languages (TypeScript, Python, Rust) and their ability to write high-quality technical documentation that empowers your users' developers to build on your platform with zero friction.

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114 Companies Found
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Virtual Latinos is a staffing agency that helps businesses hire, onboard, and manage top-tier virtual assistants (VAs) from Latin America. They focus on providing highly-vetted, skilled talent with time-zone and cultural alignment to U.S. and Western businesses. Their VAs of.. Read more about Virtual Latinos services and insights

Services

Dedicated Virtual Assistants
Core Service
Virtual Assistant
Core Service
Administrative Support
Core Service
Customer Support
Core Service
Social Media Management
Core Service
Content Marketing
Core Service
Lead Generation
Core Service
Email Inbox Management
Calendar Scheduling
Data Entry
Business Operations
Technical Support
Web Development
Graphic Design
Transcription

Industries

Legal
Real Estate
Healthcare
E-commerce

Region

United States
Colombia
El Salvador
Peru
Nicaragua
Mexico
Ecuador
Argentina

Languages

Multilingual
English
Overall Ratings
4.7
286 Reviews
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Kaizen BPO is a Business Process Outsourcing provider focused on continuous improvement ("Kaizen") to deliver high-quality, scalable solutions. They specialize in a diverse range of BPO services including Back Office Operations, comprehensive Customer Care, and targeted Sale.. Read more about Kaizen BPO services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Back-Office Support
Core Service
Live Chat Support
Email Support
Order Processing
Lead Generation
Technical Support

Industries

Finance & Accounting
Media
Home Services
Hospitality
E-commerce

Region

United States

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
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TaskMates is a company that helps North American businesses hire remote talent from Latin America. They handle the entire process from candidate evaluation to payroll and compliance. The company claims that a Latin American workforce can give businesses a competitive edge by.. Read more about TaskMates services and insights

Services

Virtual Assistant
Core Service
Data Entry
Core Service
Customer Support
Core Service
Back-Office Support
Core Service
Technical Support
Live Chat Support
Social Media Management
Lead Generation
Email Marketing
Content Marketing
PPC Advertising
Graphic Design
UX/UI Design
Web Development
WordPress & CMS Development
API Development & Integration

Industries

Real Estate
E-commerce
Media
Home Services
Hospitality
Finance & Accounting
Education

Region

United States

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
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Hire Overseas helps businesses, from startups to enterprises, scale faster and save up to 70% on costs by connecting them with top 1% overseas talent who are trained to use AI automation tools. They offer a simplified, rigorous hiring process to fill specialized roles across.. Read more about Hire Overseas services and insights

Services

Virtual Assistant
Core Service
Administrative Support
Core Service
Customer Support
Core Service
Lead Generation
Core Service
Technical Support
Live Chat Support
Email Support
Web Development
Software Development
Email Inbox Management
Calendar Scheduling
Data Entry
Back-Office Support
Business Operations

Industries

Real Estate
E-commerce

Region

United States
Philippines

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
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VA World Outsourcing is a leading BPO company that provides dedicated, Philippines-based remote staff and offshore staffing services to businesses, particularly supporting Australian clients. They deliver a low-cost, high-quality outsource solution through a stringent vettin.. Read more about VA World Outsourcing services and insights

Services

Virtual Assistant
Core Service
Dedicated Virtual Assistants
Core Service
Administrative Support
Core Service
Data Entry
Core Service
Executive Assistant
Core Service
Lead Generation
SEO Strategy
PPC Advertising
Social Media Management
Web Development
Graphic Design
Customer Support
Technical Support

Industries

Real Estate
E-commerce
Media
Home Services
Hospitality
Coaching

Region

Australia
Philippines

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
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Zoom Contact Ltd is a London-based, multilingual Call Center & BPO Agency that provides comprehensive customer service and outsourcing solutions globally, starting at an affordable rate of 4 euro/hour. The agency offers professional staff and 24/7 support in both French.. Read more about Zoom Contact services and insights

Services

Inbound & Outbound Call Center
Core Service
Customer Support
Core Service
Live Chat Support
Core Service
Email Support
Core Service
Multichannel Support
Core Service
Technical Support

Region

United Kingdom

Languages

English
Multilingual
Overall Ratings
0
0 Reviews
No platform reviews available yet
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EFFIKA is a partner in business outsourcing (BPO, KPO, Tech, Sales, Marketing) focused on enhancing organizational workflow and efficiency. They provide agile, cost-saving solutions with a specialized focus on the insurance industry, supporting agents, carriers, and brokers... Read more about EFFIKA group services and insights

Services

Data Entry
Core Service
Back-Office Support
Core Service
Customer Support
Core Service
Business Operations
Core Service
Lead Generation
Core Service
Cloud Computing
Administrative Support
Technical Support
Email Support
Live Chat Support
Marketing Strategy
IT Consulting

Industries

Insurance
Finance & Accounting

Region

United States

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
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DOXA Talent specializes in building customizable nearshore & offshore teams by sourcing the top 1% of talent through their philosophy of Conscious Outsourcing®. They focus on ethical employment, providing full benefits and WFH flexibility to ensure loyalty and retention... Read more about DOXA Talent services and insights

Services

Dedicated Virtual Assistants
Core Service
Virtual Assistant
Core Service
Administrative Support
Core Service
Executive Assistant
Core Service
Customer Support
Core Service
Business Operations
Core Service
Email Inbox Management
Calendar Scheduling
Data Entry
Back-Office Support
Technical Support
IT Help Desk
IT Consulting

Industries

Real Estate
Construction
Home Services
Finance & Accounting
HR & Recruiting
Healthcare

Region

Philippines
Colombia
United States

Languages

English
Overall Ratings
4.7
18 Reviews
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VIRTUEL is the expert Virtual Assistant company specifically designed for the Real Estate and Property Management sectors, offering highly skilled, prepared, and bilingual remote professionals at a fraction of the cost of on-site employees. They aim to simplify operations an.. Read more about VIRTUEL services and insights

Services

Virtual Assistant
Core Service
Administrative Support
Core Service
Email Inbox Management
Core Service
Calendar Scheduling
Core Service
Data Entry
Core Service
Back-Office Support
Core Service
Business Operations
Core Service
Customer Support
Core Service
Content Marketing
Marketing Strategy
Graphic Design
Web Design
Technical Support
Social Media Management

Industries

Real Estate
Finance & Accounting
Home Services

Region

United States

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
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Magellan Solutions is a Philippine-based, accredited Business Process Outsourcing (BPO) and call center services provider focused on supporting Small and Medium-sized Enterprises (SMEs) worldwide. They offer a complete spectrum of contact center solutions, encompassing 24/7.. Read more about Magellan Solutions services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Live Chat Support
Core Service
Email Support
Technical Support
Order Processing
Back-Office Support
Lead Generation

Industries

Real Estate
Home Services
Media
E-commerce

Region

United States
Philippines

Languages

English
Overall Ratings
4.5
10 Reviews
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GRIT Virtual Assistants empowers businesses by providing vetted, college-educated VAs with over 12 years of experience, aiming for up to 70% cost savings. They boost client efficiency and productivity by offering dedicated administrative, sales, marketing, bookkeeping, and f.. Read more about GRIT Virtual Assistants services and insights

Services

Dedicated Virtual Assistants
Core Service
Virtual Assistant
Core Service
Administrative Support
Core Service
Customer Support
Core Service
Lead Generation
Core Service
Social Media Management
Core Service
Email Marketing
Core Service
Content Marketing
Core Service
Technical Support
SEO Strategy
PPC Advertising
Email Inbox Management
Calendar Scheduling
Data Entry
Business Operations

Industries

Real Estate
E-commerce
Finance & Accounting
Insurance
Coaching
Media

Region

United States

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
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Kinetic Innovative Staffing is an outsourced remote staffing solutions partner that helps businesses build teams with highly qualified, Philippines-based talent, offering cost savings of up to 76%. Since 2013, they have filled over 15,000 roles by managing the entire process.. Read more about Kinetic Innovative Staffing services and insights

Services

Virtual Assistant
Core Service
Administrative Support
Core Service
Back-Office Support
Core Service
Customer Support
Core Service
Business Operations
Core Service
Data Entry
Email Inbox Management
Calendar Scheduling
Technical Support
IT Help Desk
Software Development

Industries

Construction
Education
Finance & Accounting
Healthcare
HR & Recruiting
Legal
Media
Real Estate
Hospitality

Region

Philippines
Australia

Languages

English
Overall Ratings
3.9
726 Reviews
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Cápita Works offers Nearshore Virtual Assistance and IT solutions, helping companies save up to 70% and reduce liabilities by connecting them with fully bilingual, well-educated talent in US time zones. They specialize in positions from High-Performance Executive Assistants.. Read more about Cápita Works services and insights

Services

Virtual Assistant
Core Service
Administrative Support
Core Service
Executive Assistant
Core Service
Customer Support
Core Service
Dedicated Virtual Assistants
Core Service
Lead Generation
Technical Support
Email Inbox Management
Calendar Scheduling
Data Entry
Business Operations
Social Media Management
Content Marketing

Industries

Real Estate
Finance & Accounting
Healthcare
Media

Region

Mexico
United States

Languages

English
Overall Ratings
3.6
8 Reviews
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Fyxer Industries is a tech-driven outsourcing partner that offers flexible, scalable business solutions to help companies simplify support and focus on growth across various industries. Established in 2021, their approach is built on quality and adaptability, providing integ.. Read more about Fyxer Industries services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Live Chat Support
Core Service
Email Support
Core Service
Back-Office Support
Technical Support
Social Media Management
Graphic Design

Industries

Media
E-commerce
Home Services
Hospitality

Region

Serbia
United States

Languages

English
Overall Ratings
5
2 Reviews
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Line One is a Canadian-based provider of custom business solutions specializing in contact center and call center support, serving organizations of all sizes. They focus on delivering outsourced, multi-channel solutions to reduce costs and significantly increase customer sat.. Read more about Line One services and insights

Services

Inbound & Outbound Call Center
Core Service
Customer Support
Core Service
Help Desk Support
Core Service
Live Chat Support
Email Support
Multichannel Support
Technical Support

Industries

Healthcare
Finance & Accounting
Education
Home Services

Region

Canada

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
Expand Details
Global VA Solutions connects businesses with highly skilled Virtual Consultants from the Philippines. They offer cost-effective, world-class support for tasks ranging from administrative and marketing to advanced services like AI solutions and app development. This company h.. Read more about Global VA Solutions services and insights

Services

Administrative Support
Core Service
Virtual Assistant
Core Service
Back-Office Support
Core Service
Social Media Management
Email Marketing
Web Development
Mobile App Development
Technical Support

Industries

Real Estate
E-commerce
Media
Home Services
Hospitality
Finance & Accounting
Coaching

Region

United States
Canada
Philippines

Languages

English
Spanish
Overall Ratings
0
0 Reviews
No platform reviews available yet
Expand Details
Callforce Solutions provides expert, scalable, and customizable contact center and BPO services designed to enhance customer experience and drive business growth. They aim to help businesses save up to 80% on operational costs. Their comprehensive service portfolio includes.. Read more about Call Force Solutions services and insights

Services

Inbound & Outbound Call Center
Core Service
Customer Support
Core Service
Live Chat Support
Core Service
Email Support
Core Service
Help Desk Support
Order Processing
Back-Office Support
Calendar Scheduling
Lead Generation
Technical Support

Industries

E-commerce
Healthcare
Finance & Accounting
Insurance
Hospitality
Real Estate
Media

Region

United States
Pakistan
United Arab Emirates

Languages

English
Multilingual
Overall Ratings
0
0 Reviews
No platform reviews available yet
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Big Outsource is a Philippine-based, startup-friendly Business Process Outsourcing (BPO) company. They offer full-spectrum, bespoke outsourced support services to clients primarily in North America, the UK, and Australia, delivering cost savings up to 60%. Their services inc.. Read more about Big Outsource services and insights

Services

Customer Support
Core Service
Back-Office Support
Core Service
Data Entry
Core Service
Software Development
Core Service
Business Operations
Core Service
Live Chat Support
Technical Support
Help Desk Support
Administrative Support

Region

Philippines

Languages

English
Overall Ratings
4.8
79 Reviews
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Allied Fusion Services Inc. is a Business Process Outsourcing (BPO) provider founded in 2009, operating out of the Philippines and Japan as a subsidiary of Prosper Company of Japan. The company specializes in delivering a fusion of Japanese work culture and Filipino expertis.. Read more about Allied Fusion Services services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Back-Office Support
Core Service
Lead Generation
Technical Support
Data Entry
Web Development
Graphic Design
SEO Strategy
Marketing Strategy

Industries

Real Estate
Media
Home Services
Hospitality
E-commerce

Region

Philippines
United States

Languages

English
Overall Ratings
0
0 Reviews
No platform reviews available yet
Expand Details
View Profile
OBI Services is a trusted Business Process Outsourcing (BPO) company based in the Philippines, providing a wide range of customized, affordable, and flexible outsourcing solutions globally. They cater to startups, growing businesses, and enterprises, focusing on helping clie.. Read more about OBI Services services and insights

Services

Virtual Assistant
Core Service
Dedicated Virtual Assistants
Core Service
Administrative Support
Core Service
Email Inbox Management
Core Service
Calendar Scheduling
Core Service
Data Entry
Core Service
Back-Office Support
Core Service
Business Operations
Core Service
Customer Support
Email Support
Technical Support
Lead Generation
Social Media Management
Content Marketing
Web Design
Web Development

Industries

Real Estate
E-commerce
Education
Hospitality
Finance & Accounting

Region

United States
Philippines

Languages

English
Overall Ratings
5
22 Reviews
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Frequently Asked Questions

Plus
What is "Adversarial Support" in Technical Support?
It is a 2026 security practice where Technical Support agents verify that a support request isn't actually a "social engineering" attack to gain access to accounts.
Plus
Can Technical Support assist with software updates?
Yes; Technical Support teams manage the rollout of patches and version updates, ensuring that your users transition smoothly to new features.
Plus
How are Technical Support agents trained?
Agents undergo rigorous certification on your specific product stack and use "Lab Environments" to practice resolving complex Technical Support scenarios.
Plus
Does Technical Support provide 24/7 monitoring?
Many Technical Support plans include "Active Monitoring," where agents receive alerts and fix server issues before the customer even notices a problem.
Plus
How do you measure Technical Support efficiency?
The gold standard for Technical Support is First-Contact Resolution (FCR) and Mean Time to Recovery (MTTR) for system outages.
Plus
Can Technical Support manage API troubleshooting?
Yes; many Technical Support firms in this directory specialize in "Developer Support," helping clients debug API integrations and webhooks.
Plus
What is Tier 3 Technical Support?
Tier 3 involves senior engineers who handle deep-level code issues and infrastructure failures that general Technical Support agents cannot resolve.
Plus
How is knowledge shared in Technical Support?
Specialists in Technical Support maintain a "living" internal wiki, documenting every new bug and resolution to ensure the entire team stays updated.
Plus
Does Technical Support include remote desktop access?
Yes; with user permission, Technical Support agents use secure tools to remotely access a device and fix configuration errors without the user needing to take action.
Plus
What is the primary role of Technical Support?
Technical Support is responsible for diagnosing and resolving hardware, software, and connectivity issues through expert troubleshooting and specialized product knowledge.
Plus
Can a Technical Support Experts provider scale as your business grows?
A scalable Technical Support Experts provider should be able to quickly add trained staff, expand service coverage, and adjust workflows as your company’s workload or operational needs grow.
Plus
What security practices should a professional Technical Support Experts agency follow?
A professional Technical Support Experts agency should implement NDAs, secure system access, role-based permissions, and data protection policies to safeguard sensitive business information.
Plus
How do agencies ensure quality and accuracy in Technical Support Experts?
Reliable Technical Support Experts agencies typically use documented workflows, supervisor reviews, and performance metrics to maintain accuracy and consistent service quality.
Plus
What questions should you ask before hiring a Technical Support Experts company?
Before hiring a Technical Support Experts company, ask about onboarding steps, service-level agreements, quality control processes, and how performance will be tracked and reported.
Plus
How do you choose the best Technical Support Experts provider for your business?
To choose the best Technical Support Experts provider, compare communication processes, reporting frequency, tool compatibility, and the agency’s ability to understand your operational requirements.
Plus
What should you look for when hiring a Technical Support Experts agency?
When hiring a Technical Support Experts agency, review their industry experience, ask for case studies, and confirm they have successfully managed similar workflows for other businesses.