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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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116 Companies Found
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ServerPlus provides customer and technical support outsourcing solutions, primarily targeting Internet Service Providers (ISPs), Managed Service Providers (MSPs), and BPOs. They offer a 24/7/365 team to handle everything from troubleshooting and billing to sales calls, MDU-B.. Read more about Server Plus services and insights

Services

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

Region

United States

Languages

English
Overall Ratings
3.4
24 Reviews
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Task Force BPO provides tech-enabled, expert consulting, and business support services with a focus on delivering quality and value in specialized sectors. Their core BPO services are tailored for highly regulated industries, including Insurance, Healthcare (billing), Logist.. Read more about Taskforce BPO services and insights

Services

Back-Office Support
Core Service
Business Operations
Core Service
Data Entry
Core Service
Customer Support
Core Service
Technical Support
Core Service
Order Processing
Core Service
Help Desk Support
Multichannel Support
Administrative Support
Email Support

Industries

Healthcare
Insurance
Finance & Accounting

Region

United States
North Macedonia

Languages

English
Overall Ratings
5.0
4 Reviews
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VCare Customers is an ISO-certified call center outsourcing company based in India, specializing in providing round-the-clock, cloud-based customer service solutions for businesses globally. With over five years of experience, they focus on building customer loyalty and trus.. Read more about Vcare Customers services and insights

Services

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

Industries

Media
Home Services
Hospitality
E-commerce

Region

United States
India

Languages

English
Overall Ratings
4.8
9 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
Administrative Support
Email Inbox Management
Calendar Scheduling
Data Entry
Back-Office Support
Order Processing
Social Media Management
IT Help Desk

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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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
38 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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Call Center Solutions Africa acts as an independent advisory and consulting partner, specializing in connecting businesses with high-quality BPO and Contact Center service providers across the African continent. They simplify the often-complex vendor selection process by vet.. Read more about Call Center Solutions Africa services and insights

Services

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

Industries

Healthcare
Insurance
Hospitality
E-commerce

Region

Kenya

Languages

English
Multilingual
Overall Ratings
4.4
45 Reviews
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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
24 Reviews
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Acquire Intelligence, formerly known as Acquire BPO, is a global business process outsourcing (BPO) and AI solutions provider that delivers high-performance and innovative services across 15 worldwide locations. The company focuses on transforming businesses intelligently th.. Read more about Acquire Intelligence services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Back-Office Support
Core Service
Technical Support
Core Service
IT Help Desk
Core Service
Cloud Computing
Core Service
Cybersecurity
Core Service
IT Consulting
Core Service
Data Entry
Administrative Support
Business Operations
Email Support
Live Chat Support

Industries

Finance & Accounting

Region

Australia
United States
Philippines
Dominican Republic

Languages

English
Overall Ratings
3.2
6 Reviews
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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
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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
Email Support
Back-Office Support
Data Entry
Virtual Assistant
Live Chat Support

Industries

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

Region

Philippines

Languages

English
Overall Ratings
4.2
17 Reviews
Expand Details
Valoroo provides expert offshoring and nearshoring solutions, focusing on reimaging global talent by integrating the right people, processes, and technology. They deliver tailored BPO services and back-office support from teams based in the Philippines, Belize, and Mexico. V.. Read more about Valoroo services and insights

Services

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

Region

United States
Philippines

Languages

English
Overall Ratings
4.4
123 Reviews
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SupportYourApp is a B2B service providing secure, 24/7 outsourced customer and technical support solutions, primarily for tech companies and startups. Operating on an omnichannel basis (chat, email, phone), they ensure scalability and high CSAT scores by leveraging AI techno.. Read more about Support Your App services and insights

Services

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

Industries

E-commerce
Finance & Accounting
Healthcare
Hospitality

Region

United States

Languages

Multilingual
English
Overall Ratings
4.8
81 Reviews
Expand Details
BPO Services (bposervices.co.za) is a specialist Business Process Outsourcing firm operating as a highly capable extension of its clients' teams, focusing on customer care and complex, high-risk campaigns. Based in South Africa, their mission is to be brand ambassadors by pr.. Read more about BPO Client Services services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Help Desk Support
Core Service
Back-Office Support
Core Service
Technical Support
Social Media Management

Industries

Media
Home Services
Hospitality
E-commerce

Region

South Africa

Languages

English
Overall Ratings
4.3
3 Reviews
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Satellite Office is a premium Australian offshore services provider specializing in building and managing dedicated, highly skilled, and culturally matched teams in the Philippines for Australian and US clients. They utilize a highly consultative, end-to-end staff leasing so.. Read more about Satellite Office services and insights

Services

Customer Support
Core Service
Back-Office Support
Core Service
Business Operations
Core Service
Software Development
Core Service
Administrative Support
Executive Assistant
Data Entry
Email Support
Live Chat Support
Technical Support
Help Desk Support
SEO Strategy
Social Media Management
Cloud Computing
IT Consulting

Industries

Healthcare
Finance & Accounting
E-commerce

Region

Philippines

Languages

English
Overall Ratings
4.5
1 Reviews
Expand Details
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

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

Industries

Real Estate
Finance & Accounting
Healthcare
Media

Region

United States
Mexico

Languages

English
Overall Ratings
3.6
8 Reviews
Expand Details
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
Data Entry
Business Operations
Technical Support
Web Development
Graphic Design
Transcription
Email Inbox Management
Calendar Scheduling

Industries

Legal
Real Estate
Healthcare
E-commerce

Region

United States

Languages

Multilingual
English
Overall Ratings
4.6
286 Reviews
Expand Details
Boutique Outsource Solutions (BOS) is a family-owned Business Process Outsourcing (BPO) company specializing in building dedicated offshore teams, primarily in the Philippines. They provide comprehensive "worry-free" support including HR services (onboarding, contract manage.. Read more about Boutique Outsource Solutions services and insights

Services

Back-Office Support
Core Service
Business Operations
Core Service
Administrative Support
Core Service
Virtual Assistant
Core Service
Dedicated Virtual Assistants
Core Service
Customer Support
Technical Support
IT Help Desk
IT Consulting
Data Entry
Marketing Strategy
Content Marketing

Industries

Finance & Accounting

Region

Philippines

Languages

English
Overall Ratings
4.9
7 Reviews
Expand Details
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

Philippines
United States

Languages

English
Overall Ratings
3.9
97 Reviews
Expand Details
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
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

United States
Colombia
Vietnam
Philippines

Languages

English
Overall Ratings
4.7
18 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.