Sign In
Search
Find Companies
Sign In

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.

Location Pin Icon
117 Companies Found
Sort By
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

Administrative Support
Core Service
Virtual Assistant
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
Expand Details
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
Technical Support
UX/UI Design
Branding & Identity
Social Media Design
Lead Generation
Video Editing & Motion Graphics
Web App Development
Online Reputation

Industries

E-commerce
Education
Finance & Accounting
Healthcare
Media

Region

United States

Languages

Overall Ratings
0.0
0 Reviews
No platform reviews available yet
Expand Details
UpLink delivers outsourced Call Center and BPO Services to growth-focused companies, helping them scale sales, customer support, and back-office operations efficiently. Leveraging a leadership team with experience from global enterprises, they provide customized, agile solut.. Read more about Uplink 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
Back-Office Support
Core Service
Lead Generation
Core Service
Virtual Assistant
Administrative Support
Data Entry
Business Operations
Multichannel Support

Industries

Finance & Accounting

Region

Colombia
Nicaragua
United States

Languages

English
Overall Ratings
4.0
4 Reviews
Expand Details
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
Administrative Support
Email Support
Help Desk Support
Multichannel Support

Industries

Healthcare
Insurance
Finance & Accounting

Region

United States
North Macedonia

Languages

English
Overall Ratings
5.0
4 Reviews
Expand Details
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
Administrative Support
Business Operations
Email Support
Live Chat Support
Data Entry

Industries

Finance & Accounting

Region

Australia
United States
Philippines
Dominican Republic

Languages

English
Overall Ratings
3.2
6 Reviews
Expand Details
Clark Staff is a premier BPO company specializing in remote staffing solutions and outsourcing services. They help businesses worldwide build, manage, and grow remote teams by recruiting, screening, and employing staff, while also managing all HR, IT, and administrative requ.. Read more about Clark Staff services and insights

Services

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

Industries

Finance & Accounting
Healthcare
Media
E-commerce

Region

Philippines
United States

Languages

English
Overall Ratings
5.0
7 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
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
Business Operations
Lead Generation
Data Entry

Industries

Healthcare
Insurance
Hospitality
E-commerce

Region

Kenya

Languages

English
Multilingual
Overall Ratings
4.4
45 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
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
Expand Details
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
IT Consulting
Graphic Design
Web Design
UX/UI Design
Video Editing & Motion Graphics
Social Media Management
Content Marketing
Lead Generation
Software Development
Mobile App Development
Cloud Computing

Industries

E-commerce
Finance & Accounting

Region

United States

Languages

English
Overall Ratings
4.9
21 Reviews
Expand Details
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

Virtual Assistant
Core Service
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
Administrative Support
Data Entry
Email Inbox Management
Calendar Scheduling
Graphic Design
UX/UI Design
Web Development
Mobile App Development
Cybersecurity
Cloud Computing

Industries

Finance & Accounting
Construction
Education
Legal

Region

United States
India

Languages

English
Overall Ratings
4.4
771 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
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
Expand Details
C.J. Customer Support, LLC is a Dallas-registered customer service outsourcing company operating remotely with experienced bilingual agents (English/Spanish) from Latin America. They provide affordable, high-quality support solutions tailored for small businesses, startups,.. Read more about C.J. Customer Support, LLC services and insights

Services

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

Industries

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

Region

United States

Languages

English
Overall Ratings
3.3
3 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

Technical Support
Core Service
Data Entry
Core Service
Back-Office Support
Core Service
Customer 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
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
Expand Details
Outsource-X provides hybrid outsourced and offshore workforce solutions from South Africa to a diverse global clientele. The company specializes in augmenting client staff to increase productivity, reduce operational costs, and streamline operations. Their core offerings inc.. Read more about Outsource-X services and insights

Services

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

Industries

Real Estate
Media
Home Services
Hospitality
E-commerce

Region

South Africa

Languages

English
Multilingual
Overall Ratings
3.3
4 Reviews
Expand Details
iFIVE Global offers premier offshore staffing solutions to help businesses combat high turnover and surging labor costs, promising up to 70% savings. Headquartered in California with offices in Metro Manila, Philippines, they specialize in industry-specific teams (Medical, L.. Read more about iFIVE Global services and insights

Services

Inbound & Outbound Call Center
Core Service
Technical Support
Core Service
Back-Office Support
Core Service
Virtual Assistant
Core Service
Data Entry
Core Service
Customer Support
Core Service
Administrative Support
IT Help Desk
Lead Generation

Industries

Healthcare
Legal
Finance & Accounting

Region

United States
Philippines

Languages

English
Overall Ratings
3.9
30 Reviews
Expand Details
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
Expand Details
Showing 1 - 20 of 117 results
Items Per Page
Jump to page

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.