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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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117 Companies Found
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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

United States
Central African Republic
Australia
Singapore

Languages

English
Overall Ratings
4.5
8 Reviews
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Artx Pro Global
Verified Account
0.0
location pin icon Austin, United States
Artxpro Global is a results-driven AI-powered digital marketing agency dedicated to helping businesses grow through innovative strategies and measurable results. We specialize in Search Engine Optimization (SEO), Generative Engine Optimization (GEO), Answer Engine Optimizati.. Read more about Artx Pro Global services and insights

Services

SEO Strategy
Core Service
PPC Advertising
Core Service
Social Media Management
Core Service
Conversion Rate Optimization
Core Service
Marketing Strategy
Core Service
UX/UI Design
Online Reputation
Technical Support
Branding & Identity
Social Media Design
Video Editing & Motion Graphics
Lead Generation
Web App Development

Industries

E-commerce
Education
Finance & Accounting
Healthcare
Media

Region

United States

Languages

Overall Ratings
0.0
0 Reviews
No platform reviews available yet
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Call Serv TT is a Nearshore Business Process Outsourcing (BPO) company strategically located in the Caribbean, specializing in providing customized, scalable call center services with a strong focus on the Telecom industry (including providers like TSTT and Cable and Wireles.. Read more about CallServ services and insights

Services

Inbound & Outbound Call Center
Core Service
Multichannel Support
Core Service
Technical Support
Core Service
Lead Generation
Core Service
Email Support
Live Chat Support
Back-Office Support
Data Entry
Business Operations

Industries

Coaching
Construction
E-commerce
Education
Finance & Accounting
HR & Recruiting
Healthcare
Home Services
Hospitality
Insurance
Legal
Media
Publishing
Real Estate

Region

Trinidad and Tobago

Languages

English
Overall Ratings
4.5
26 Reviews
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Kantipur Management Pvt Ltd (KMPL) is an ISO-certified Business Process Outsourcing (BPO) and Human Resources (HR) outsourcing company based in Nepal, dedicated to helping businesses streamline operations, reduce costs, and drive growth with 24/7 support. KMPL offers an exte.. Read more about Kantipur Management services and insights

Services

Back-Office Support
Core Service
Business Operations
Core Service
Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Email Support
Live Chat Support
Order Processing
Data Entry
Social Media Management
SEO Strategy
Content Marketing
IT Help Desk
IT Consulting

Industries

Healthcare
Finance & Accounting
Education

Region

Nepal

Languages

English
Overall Ratings
4.6
41 Reviews
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Joyno Inc. is a Philippines-based call center and BPO company that operates with a "Higher Calling" philosophy, prioritizing "Human Intelligence" (HI) over AI to deliver personalized client support. They foster a unique, family-centered culture by paying above-market wages a.. Read more about Joyno Inc services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Order Processing
Core Service
Technical Support
Core Service
Help Desk Support
Core Service
Live Chat Support
Core Service
Email Support
Core Service
Lead Generation
Marketing Strategy
Social Media Management
Content Marketing
SEO Strategy
PPC Advertising
Web Design
Web Development

Region

Philippines

Languages

English
Overall Ratings
4.8
35 Reviews
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Archers Contact Solutions is a New Jersey-based virtual assistant agency that provides reliable, office-based virtual assistants (VAs) and remote staff from the Philippines. The company was founded by a business coach and focuses on providing top-tier VAs to business owners.. Read more about Archers Contact Solutions services and insights

Services

Virtual Assistant
Core Service
Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Live Chat Support
Core Service
Email Support
Core Service
Technical Support
Core Service
Lead Generation
Core Service
Data Entry
Back-Office Support
Order Processing
Social Media Management
IT Help Desk
Administrative Support
Email Inbox Management
Calendar Scheduling

Industries

Real Estate
E-commerce
Media
Home Services
Hospitality

Region

United States
Philippines

Languages

English
Overall Ratings
5.0
1 Reviews
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Protel BPO is a nearshore contact center and Business Process Outsourcing (BPO) company based in Belize, specializing in delivering the "Ultimate Customer Experience" for US and Canadian businesses. They provide a range of services including Inbound Call Center, Phone Answer.. Read more about Protel BPO services and insights

Services

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

Industries

E-commerce
Hospitality
Healthcare
Education
Insurance
Publishing
Finance & Accounting

Region

Belize

Languages

English
Overall Ratings
4.5
43 Reviews
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Call Zent
4.6
location pin icon San Diego, United States
CallZent is a Nearshore BPO and multilingual Call Center based in Tijuana, Mexico, delivering exceptional 24/7 customer experiences. They leverage their proximity to the US for time zone alignment and their bilingual agents (English/Spanish) for a competitive edge in serving.. Read more about Call Zent services and insights

Services

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

Industries

Healthcare
Legal
E-commerce

Region

United States
Mexico

Languages

Spanish
Overall Ratings
4.6
36 Reviews
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HAF Staff is an international BPO (Business Process Outsourcing) provider specializing in placing dedicated, offshore staff with small to mid-sized businesses, with a focus on customer support and administrative roles. With management in New York and Manila, they offer strea.. Read more about HAFSTAFF services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Business Operations
Core Service
Back-Office Support
Data Entry
Virtual Assistant

Industries

E-commerce
Finance & Accounting
Hospitality

Region

United States
Philippines

Languages

English
Overall Ratings
3.7
22 Reviews
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AmeeraTel is an IT-BPM and Business Process Outsourcing (BPO) provider with operations in the Philippines (Cebu), offering affordable dedicated remote teams starting at $5.00/hour to clients across multiple industries, including E-Commerce, Healthcare, and Legal. They delive.. Read more about Ameeratel services and insights

Services

Inbound & Outbound Call Center
Core Service
Customer Support
Core Service
Technical Support
Core Service
Virtual Assistant
Live Chat Support
Email Support
Back-Office Support
Data Entry

Industries

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

Region

Philippines

Languages

English
Overall Ratings
4.2
17 Reviews
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CCS Success is an integrated Outsourced Call Centre and Digital Marketing Agency based in South Africa, focused on driving measurable commercial success for their clients. They offer comprehensive services across the customer lifecycle, including Inbound/Outbound Call Center.. Read more about Call Center Solutions services and insights

Services

Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Email Support
Core Service
Back-Office Support
Core Service
Data Entry
Core Service
Business Operations

Industries

Hospitality
Education
E-commerce
Finance & Accounting

Region

United States

Languages

English
Overall Ratings
0.0
3304 Reviews
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Staffwiz
4.8
location pin icon New York City, United States
StaffWiz is a women-owned remote staffing and recruitment platform helping startups and SMBs build high-performing global teams affordably. They specialize in sourcing top-tier talent, primarily from the Philippines. They offer two flexible models: Fully Managed (Employer of.. Read more about Staffwiz services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Back-Office Support
Core Service
Data Entry
Core Service
Technical Support
Core Service
Lead Generation
Core Service
Virtual Assistant
Administrative Support
Email Support
Live Chat Support
Business Operations
Software Development
IT Help Desk

Industries

Healthcare
E-commerce
Construction
Education

Region

United States
Philippines

Languages

English
Overall Ratings
4.8
3 Reviews
Expand Details
Hi-Deas Expedient Solutions Limited is an IT company focused on delivering digital transformation solutions and breaking communication boundaries for businesses of all sizes. Their core services center on Call Center/Contact Center operations, offering custom setup options (.. Read more about Hi-Deas Expedient Solutions services and insights

Services

Inbound & Outbound Call Center
Core Service
Customer Support
Core Service
Technical Support
Core Service
Back-Office Support

Industries

Finance & Accounting
Insurance
Media

Region

Nigeria

Languages

English
Overall Ratings
5.0
2 Reviews
Expand Details
Crew Bloom
4.8
location pin icon New York City, United States
CrewBloom is a remote staffing agency that connects global businesses with high-performance, pre-vetted remote staff from over 22 network countries. They specialize in filling remote sales and support roles, handling the entire 360-degree recruitment, compliance, and HR proc.. Read more about Crew Bloom services and insights

Services

Customer Support
Core Service
Technical Support
Core Service
Lead Generation
Core Service
Administrative Support
Core Service
Virtual Assistant
Data Entry
Business Operations

Industries

Healthcare
Real Estate
E-commerce
Finance & Accounting
Hospitality
Legal

Region

United States

Languages

English
Overall Ratings
4.8
261 Reviews
Expand Details
OWorkers is an ISO 27001 compliant, AI-enhanced multilingual outsourcing company providing hybrid BPO solutions (Human+AI) to global brands, including Marketplaces and Fortune 500 companies. They offer services across 30+ languages, focusing on operational excellence, securi.. Read more about OWORKERS services and insights

Services

Data Entry
Core Service
Back-Office Support
Core Service
Customer Support
Core Service
Technical Support
Core Service
Help Desk Support
Email Support
Live Chat Support
Multichannel Support

Industries

Healthcare
E-commerce
Insurance
Hospitality

Region

United States
United Kingdom
Bulgaria
Egypt
Madagascar
Philippines

Languages

Multilingual
English
French
Overall Ratings
4.5
26 Reviews
Expand Details
CDM Direct is an Australian specialist customer experience management (CX) and remote talent staffing solutions company, providing tailored outsourcing to medium to large organizations globally. As part of the TKW Research Group, they offer Contact Centre Outsourcing & C.. Read more about CDM Direct services and insights

Services

Inbound & Outbound Call Center
Core Service
Live Chat Support
Core Service
Multichannel Support
Core Service
Technical Support
Core Service
Lead Generation
Core Service
Back-Office Support
Data Entry
Business Operations
Email Support

Industries

Healthcare
Finance & Accounting
E-commerce

Region

New Zealand
Australia

Languages

English
Overall Ratings
5.0
2 Reviews
Expand Details
Virtual Staffing Solutions (VSS) is a global outsourcing and staffing company specializing in providing affordable, high-caliber staff primarily from the Philippines. They serve as a flexible, certified extension of a client's team, offering key BPO services such as Inbound/.. Read more about Virtual Staffing Solutions services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Back-Office Support
Core Service
Technical Support
Core Service
Data Entry
Lead Generation
Administrative Support
Business Operations

Industries

Real Estate
E-commerce
Media
Home Services
Hospitality
Coaching

Region

Philippines
United States

Languages

English
Overall Ratings
4.4
9 Reviews
Expand Details
SkillSource India is a business process outsourcing (BPO) provider with a global delivery center in Pune, India, offering cost-effective and scalable 24/7 omnichannel support. They deploy world-class teams on demand to handle diverse and intricate business functions for clie.. Read more about SkillSource India services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Live Chat Support
Core Service
Email Support
Core Service
Back-Office Support
Core Service
Lead Generation
Core Service
Virtual Assistant
Administrative Support
Data Entry
Business Operations
Multichannel Support
Social Media Management
Email Marketing
Marketing Strategy

Industries

Real Estate
Insurance
Education
Hospitality
Media
Legal
Healthcare

Region

India
United States

Languages

English
Overall Ratings
4.1
33 Reviews
Expand Details
CALLMARK Solutions, founded in Malaysia in 2011, is a trusted provider of Telemarketing, Lead Generation, and AI-Powered Customer Engagement services. They offer a blended approach, combining skilled human agents with cutting-edge smart automation, notably including a 24/7 A.. Read more about CALLMARK Solutions Sdn Bhd services and insights

Services

Inbound & Outbound Call Center
Core Service
Multichannel Support
Core Service
Technical Support
Core Service
Lead Generation
Core Service
Data Entry
Back-Office Support
Business Operations

Industries

Education

Region

Malaysia

Languages

English
Overall Ratings
4.4
21 Reviews
Expand Details
Kinetic Business Solutions is an American-managed BPO firm operating out of the Philippines, offering innovative and efficient business solutions across all sectors. They provide a comprehensive suite of BPO, IT, and data services, including customer support, data labeling,.. Read more about Kinetic Business Solutions services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Order Processing
Core Service
Lead Generation
Core Service
Data Entry
Core Service
Back-Office Support
Core Service
Virtual Assistant
Administrative Support
Transcription

Industries

Construction

Region

United Arab Emirates
Philippines

Languages

English
Overall Ratings
4.8
278 Reviews
Expand Details
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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.