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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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Pyras is a business outsourcing company that provides solutions to cut costs and drive results. They connect businesses with top-tier talent and manage legal compliance, payroll, and HR. The company's focus is on helping clients grow, innovate, and succeed by offering a vari.. Read more about Pyras services and insights

Services

Customer Support
Core Service
Technical Support
Core Service
Virtual Assistant
Core Service
Back-Office Support
Core Service
Business Operations
Core Service
Data Entry
Core Service
Email Inbox Management
Core Service
Calendar Scheduling
Core Service
Web Design
UX/UI Design
Video Editing & Motion Graphics
Social Media Management
Content Marketing
Lead Generation
Software Development
Mobile App Development
Cloud Computing
IT Consulting
Graphic Design

Industries

E-commerce
Finance & Accounting

Region

United States

Languages

English
Overall Ratings
4.9
21 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

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
Virtual Assistant
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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Call2Customers is a comprehensive provider of Business Process Outsourcing (BPO) and Call Center Outsourcing services based in India, specializing in intelligent customer engagement and accelerated business growth. They offer 24/7 multilingual support across various industry.. Read more about Call 2 Customers services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Help Desk Support
Core Service
Email Support
Core Service
Live Chat Support
Core Service
Order Processing
Core Service
Back-Office Support
Data Entry
Lead Generation
Online Reputation

Industries

E-commerce

Region

India
United States

Languages

English
Multilingual
Overall Ratings
4.0
1330 Reviews
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FTalent is a leading outsourcing partner specializing in providing high-quality, scalable, and cost-effective customer service solutions and remote professionals from Mexico. The company leverages the advantages of nearshoring, such as a skilled, bilingual workforce, lower c.. Read more about FTalent services and insights

Services

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

Region

Mexico
Canada
United States

Languages

English
Overall Ratings
3.8
29 Reviews
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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
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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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Staffing Solutions Pro provides virtual assistant services specializing in three key areas: QuickBooks support for managing business finances, social media management for enhancing a brand's online presence, and web development for creating custom, responsive websites. The c.. Read more about Staffing Solutions Pro services and insights

Services

Virtual Assistant
Core Service
Customer Support
Core Service
Technical Support
Core Service
Social Media Management
Core Service
Lead Generation
Core Service
Administrative Support
Data Entry
Back-Office Support
Business Operations
Email Marketing
Content Marketing
Graphic Design

Industries

Real Estate
E-commerce
Media
Home Services
Hospitality

Region

United States
Philippines

Languages

English
Overall Ratings
5.0
11 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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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

Technical Support
Core Service
Lead Generation
Core Service
Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Back-Office Support
Core Service
Data Entry
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
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ConnectOS is an Integrated Resourcing solutions partner, serving Australasian, North American, and European enterprises by offshoring roles to the Philippines at up to 70% cost reduction. They specialize in finding high-skilled talent who are client-managed but ConnectOS-emp.. Read more about Connect OS services and insights

Services

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

Industries

Healthcare
Finance & Accounting
E-commerce

Region

Philippines

Languages

English
Overall Ratings
3.0
4 Reviews
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Zedtreeo is a remote staffing solutions company that helps businesses hire pre-vetted remote professionals from India. They offer a wide range of remote staff for roles in IT, medical, legal, finance, accounting, and digital marketing. The company aims to help businesses sca.. Read more about Zedtreeo services and insights

Services

Software Development
Core Service
Customer Support
Core Service
Technical Support
Core Service
Back-Office Support
Core Service
Business Operations
Core Service
SEO Strategy
Core Service
PPC Advertising
Core Service
Social Media Management
Core Service
Virtual Assistant
Core Service
Web Development
Mobile App Development
Cybersecurity
Cloud Computing
Administrative Support
Data Entry
Email Inbox Management
Calendar Scheduling
Graphic Design
UX/UI Design

Industries

Finance & Accounting
Construction
Education
Legal

Region

United States
India

Languages

English
Overall Ratings
4.4
768 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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Synthesis is a BPO partner that helps businesses maximize their potential by providing efficient virtual support and back-end services. They offer customized solutions by integrating with a partner's culture and using intelligent innovation. Services span from Customer Servi.. Read more about Synthesis BPO services and insights

Services

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
Virtual Assistant
Administrative Support
Back-Office Support
Data Entry
Help Desk Support
Order Processing

Industries

Hospitality
Real Estate
E-commerce

Region

India
United States

Languages

English
Overall Ratings
4.8
46 Reviews
Expand Details
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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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
Expand Details
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

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

Industries

E-commerce
Finance & Accounting
Healthcare
Hospitality

Region

United States

Languages

Multilingual
English
Overall Ratings
4.6
233 Reviews
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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
Live Chat Support
Back-Office Support
Data Entry
Business Operations
Email Support

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
Expand Details
Simetrix Solutions is a global BPO and Consulting Company established in 2010, specializing in innovative and customized outsourcing solutions for customer care and business processes. They provide 24/7, multilingual call center and back-office support, including BPO service.. Read more about Simetrix Solutions 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
Help Desk Support
Core Service
Back-Office Support
Core Service
Data Entry
Core Service
Lead Generation
Core Service
Virtual Assistant
Multichannel Support

Region

Albania

Languages

Multilingual
Overall Ratings
5.0
5 Reviews
Expand Details
Westpark Communications, L.P. is a 100% U.S.-based call center and BPO provider, established in 1968. They offer 24/7 live Answering Services, Customer Service Outsourcing, Help Desk, and Custom Solutions. A key focus is seamless integration with client platforms (Salesforce.. Read more about Westpark Communications services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Help Desk Support
Core Service
Technical Support
Core Service
Order Processing
Core Service
Lead Generation
Core Service
Live Chat Support
Email Support
Administrative Support
Data Entry
Business Operations

Industries

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

Region

United States

Languages

English
Overall Ratings
4.8
133 Reviews
Expand Details
TP (Teleperformance) is a global leader in digital business services, specializing in integrated, human-centric solutions powered by "Orchestrated Intelligence." They combine human expertise with AI-enabled processes to deliver fast, reliable customer experiences and optimiz.. Read more about Teleperformance services and insights

Services

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

Industries

Media
E-commerce
Finance & Accounting
Healthcare
Insurance

Region

France
United States

Languages

English
Multilingual
Overall Ratings
1.6
217 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.