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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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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
PPC Advertising
Graphic Design
UX/UI Design
Web Development
WordPress & CMS Development
API Development & Integration
Technical Support
Live Chat Support
Social Media Management
Lead Generation
Email Marketing
Content Marketing

Industries

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

Region

United States

Languages

English
Overall Ratings
5.0
2 Reviews
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Flatworld Solutions (FWS) is a global BPO, BPA, and AI solutions company with over 19 years of experience, committed to operational transformation. They are an ISO certified, multilingual service provider known for deploying native-speaking agents to ensure cultural fluency.. Read more about Flatworld Solutions services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Back-Office Support
Core Service
Data Entry
Core Service
Software Development
Core Service
Technical Support
Help Desk Support
Email Support
Live Chat Support
Web Development
Cloud Computing
IT Consulting

Industries

Healthcare
Finance & Accounting
Insurance
Real Estate
E-commerce

Region

India

Languages

Multilingual
English
Overall Ratings
4.4
31 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
5.0
1 Reviews
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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
Graphic Design
Transcription
Email Inbox Management
Calendar Scheduling
Data Entry
Business Operations
Technical Support
Web Development

Industries

Legal
Real Estate
Healthcare
E-commerce

Region

United States

Languages

Multilingual
English
Overall Ratings
4.6
286 Reviews
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Stealth Agents
4.8
location pin icon Cherry Hill, United States
Stealth Agents provides fully managed Top 1% Virtual Assistants/Executive Assistants (EAs) with over 10+ years of experience from the Philippines, serving 35+ industries. They specialize in "A-level" hires to handle operations and strategy for businesses, working full-time (.. Read more about Stealth Agents services and insights

Services

Lead Generation
Core Service
Administrative Support
Core Service
Virtual Assistant
Core Service
Dedicated Virtual Assistants
Core Service
Technical Support
E-commerce Customer Support
Multichannel Support
Social Media Management
Help Desk Support
Content Marketing
Live Chat Support
Email Support
Email Inbox Management
Calendar Scheduling
Data Entry
Back-Office Support
Order Processing

Industries

Real Estate
E-commerce
Finance & Accounting
HR & Recruiting

Region

United States
Philippines

Languages

English
Overall Ratings
4.8
174 Reviews
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Call Center Sales Pro is a call center consulting and support services firm founded in 2014 by industry veteran Janet Livingston. The company's primary focus is helping outsourced call centers and telephone answering services grow their business, increase profitability, and.. Read more about Call Center Pro services and insights

Services

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

Industries

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

Region

Poland

Languages

English
Overall Ratings
5.0
1 Reviews
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Evateck provides outsourced customer support services tailored for tech firms and online businesses. They deliver omnichannel support (voice, chat, email, social media) via shared or dedicated teams, integrating with clients’ tech stacks and maintaining SLAs. Their model emp.. Read more about Evateck 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
Multichannel Support
Core Service
Virtual Assistant
Data Entry
Back-Office Support
Order Processing

Industries

E-commerce
Media
Hospitality

Region

United States

Languages

Multilingual
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
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TRU29 Solutions Inc. is an award-winning, Philippines-based outsourcing solutions partner specializing in creating tailored strategies to meet diverse business needs. Their comprehensive service portfolio is designed to help organizations focus on their core business and ach.. Read more about TRU29 Solutions services and insights

Services

Customer Support
Core Service
Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Help Desk Support
Core Service
Live Chat Support
Core Service
Email Support
Core Service
Lead Generation
Core Service
Back-Office Support
Data Entry
Content Marketing
Social Media Management
SEO Strategy
Web Development
Software Development

Industries

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

Region

Philippines

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
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GP Outsourcing Solutions, founded in 2016 in Honduras, pioneered a nearshoring model to reduce labor costs by up to 70%. They recruit and employ fully managed, Exclusive Bilingual VAs (EBVAs) from Latin America, fluent in English and Spanish with neutral accents. They set up.. Read more about GP Outsourcing Solutions services and insights

Services

Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Multichannel Support
Core Service
Virtual Assistant
Core Service
Administrative Support
Core Service
Marketing Strategy
Back-Office Support
Order Processing
Lead Generation
Email Marketing
Data Entry

Industries

Healthcare
Finance & Accounting
Real Estate
E-commerce
Hospitality

Region

United States

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
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DELV Global is a remote staffing agency that simplifies the process of hiring, onboarding, and paying top-tier remote talent and Virtual Assistants from Latin America (LATAM), specializing in the top 3% of candidates. They act as a dedicated Remote HR for independent contrac.. Read more about DELV Global services and insights

Services

Virtual Assistant
Core Service
Executive Assistant
Core Service
Customer Support
Core Service
Technical Support
Core Service
Business Operations
Core Service
Data Entry
Email Support
Live Chat Support
IT Help Desk
Software Development
Administrative Support
Back-Office Support

Region

United States
Mexico
Colombia
Argentina
Brazil

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
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Callpoint Business Solutions is a leading BPO (Business Process Outsourcing) company providing scalable, professional outsourcing services to businesses across the globe, with a focus on the US, UK, Australia, and Canada. With over seven years of industry experience, they ai.. Read more about Call Point Business Solutions services and insights

Services

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

Industries

Media
Healthcare
Legal
Finance & Accounting
Home Services

Region

Bangladesh
Australia
United States

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
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Triumph Outsourcing is a partner that fuels business growth by providing tailored Staffing Solutions and Professional Services. Their core offering involves connecting businesses with skilled experts for roles like Virtual Executive Assistants, Content Writers, Financial Tra.. Read more about Triumph Outsourcing services and insights

Services

Customer Support
Core Service
Technical Support
Core Service
Back-Office Support
Core Service
Virtual Assistant
Core Service
Business Operations

Region

United States
Philippines

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
Remotely Scale com helps businesses hire and scale with top-tier, English-proficient remote talent from the Philippines. They match businesses with skilled professionals, including Virtual Assistants, Cold Callers, Accountants, Bookkeepers, Medical Assistants, Legal Assistan.. Read more about Remotely Scale services and insights

Services

Virtual Assistant
Core Service
Administrative Support
Core Service
Customer Support
Core Service
Technical Support
Core Service
Back-Office Support
Core Service
Business Operations
Core Service
Social Media Management
Lead Generation
Email Inbox Management
Calendar Scheduling
Data Entry

Industries

Real Estate
E-commerce

Region

United States

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
SmithAssist BPO is a people-first outsourcing partner that connects small to mid-sized U.S. businesses with dedicated, high-performing Filipino Virtual Assistants. They prioritize culture, ethical outsourcing, and long-term partnerships over headcount. SmithAssist provides f.. Read more about SmithAssist BPO services and insights

Services

Virtual Assistant
Core Service
Administrative Support
Core Service
Back-Office Support
Core Service
Customer Support
Core Service
Technical Support
Core Service
Help Desk Support
Live Chat Support
Email Support
Order Processing
Email Inbox Management
Calendar Scheduling
Data Entry
Business Operations

Industries

Real Estate
E-commerce
Healthcare

Region

Philippines
United States

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
CSV Now (Consult Silicon Valley) helps small-to-medium businesses scale their Customer Support and CX operations at a minimum of 50% cost reduction. They specialize in highly customized, flexible outsourcing solutions with agents based in the Philippines. They ensure high qu.. Read more about CSV Now services and insights

Services

Technical Support
Core Service
Customer Support
Core Service
Virtual Assistant
Data Entry
Back-Office Support

Industries

Healthcare

Region

United States
Philippines

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
ASM Virtual remote team solutions, primarily offering dedicated, pre-vetted Filipino Virtual Assistants (VAs) to businesses globally. They specialize in three main service areas: Administrative Staff, Customer Service Support, and Executive Assistance. ASM Virtual offers end.. Read more about ASM Virtual services and insights

Services

Executive Assistant
Core Service
Virtual Assistant
Core Service
Administrative Support
Core Service
Customer Support
Core Service
Technical Support
Core Service
Data Entry
Core Service
Back-Office Support
Core Service
Business Operations
Core Service
Email Marketing
Graphic Design
Web Development
Lead Generation

Industries

Coaching
HR & Recruiting
Finance & Accounting
Media

Region

United Kingdom
Philippines
United States

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
Contrata is a remote hiring company that connects businesses with top-tier, English-speaking talent from around the world. They focus on providing cost-effective hiring solutions by tapping into a global talent network, which includes individuals with U.S. university educati.. Read more about Contrata services and insights

Services

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

Industries

Finance & Accounting
Healthcare
Real Estate

Region

United States

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
Boulou BPO is a pioneering African-based Business Process Outsourcing (BPO) company providing high-quality nearshore and offshore services to global clients, particularly those in Europe and North America. They strategically leverage Africa's rapidly growing, multilingual, a.. Read more about BOULOU BLUE services and insights

Services

Inbound & Outbound Call Center
Core Service
Multichannel Support
Core Service
Technical Support
Core Service
Back-Office Support
Core Service
Data Entry
Core Service
Marketing Strategy
Social Media Management
Email Marketing
Lead Generation

Industries

Healthcare
Finance & Accounting
E-commerce
Hospitality
Legal

Region

United States
Jamaica

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
Nightosphere Information Services is a global outsourcing partner and call center based in the Philippines. The company is a contact center dedicated to providing exceptional customer service solutions across various sectors. Their main service offerings are categorized into.. Read more about Nighto Sphere Information Services services and insights

Services

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

Industries

Real Estate
Finance & Accounting
Education
E-commerce

Region

Philippines

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
Remote Raven is a virtual assistant and remote worker staffing company that connects businesses with highly qualified, college-educated, and well-trained remote workers from the Philippines. They specialize in filling specialized roles across over 100 industries, including H.. Read more about Hire Remote Raven services and insights

Services

Virtual Assistant
Core Service
Dedicated Virtual Assistants
Core Service
Executive Assistant
Core Service
Customer Support
Core Service
Technical Support
Core Service
Lead Generation
Core Service
Data Entry
Core Service
Social Media Management
Content Marketing
SEO Strategy
PPC Advertising
Web Development
Software Development
Administrative Support
Email Inbox Management
Calendar Scheduling
Back-Office Support

Industries

Real Estate
E-commerce
Finance & Accounting
HR & Recruiting
Construction
Healthcare
Legal

Region

United States
Philippines
Nigeria

Languages

English
Overall Ratings
0.0
0 Reviews
No platform reviews available yet
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.