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Fiverr Pro
English
$
USD
I will build or fix web apps, apis, backend systems and ai integrations
Tanvir Islam
Level 2
5.0
5.0
About this gig
Fast bug fixing & backend support available.
Looking for an experienced developer to build, fix, or optimize your system?
I am a Software Engineer with 6+ years of experience in web applications, APIs, and real-time systems.
I can help you with:
Fix bugs, errors, and performance issues
Develop backend systems and APIs
API integrations, webhooks, and automation
Database optimization and system improvements
Custom web applications and admin panels
Security enhancements
AI integrations (ChatGPT, automation)
VoIP integrations (Asterisk, SIP, WebRTC)
I work with PHP, CodeIgniter, Laravel, JavaScript, Python, MySQL, and modern API-based systems.
I focus on solving problems efficiently, not limiting solutions to one technology.
Fast response
Clean and scalable solutions
Reliable support
Please contact me before placing an order.
Get to know Tanvir Islam
Tanvir Islam
Asterisk VoIP Engineer AI Voice Systems and IVR Expert
Level 2
- FromBangladesh
- Member sinceOct 2016
- Avg. response time1 hour
- Last delivery1 month
Languages
Bengali, English
I am an Asterisk VoIP and AI Voice Systems Engineer with 6+ years of experience building call center platforms, IVR systems, and real-time communication solutions. I specialize in Asterisk, SIP, WebRTC, and AI voice pipelines (STT, TTS, LLM). I can design, develop, and optimize scalable voice systems, automation workflows, and API integrations. If you need a reliable VoIP or AI voice solution, I deliver production-ready results.
My Portfolio
FAQ
Do I need to contact you before placing an order?
Yes. Please contact me first so I can understand your requirements and suggest the best solution. This helps avoid confusion and ensures faster delivery.
What information do you need to get started?
I usually need: Project details or issue description Access to code/server (if applicable) Any specific requirements or deadline
Can you fix urgent issues?
Yes. I offer fast bug fixing and can handle urgent issues depending on availability. Please message me first for quick assistance.
Do you work with technologies other than PHP?
Yes. While PHP is my primary stack, I also work with JavaScript, Python, APIs, databases, and system integrations.
What kind of tasks do you handle?
I handle: Bug fixing and debugging API development and integration Backend system improvements Performance optimization Custom feature development
Do you provide long-term support?
Yes, I am available for long-term projects, maintenance, and ongoing improvements.
Reviews
3 reviews for this Gig
| (3) | ||
| (0) | ||
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
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Most relevant
S silvermindsbpo
Repeat Client
Dominican Republic
Tanvir delivered quickly and on schedule. I’ve collaborated with him for several years, and his consistency, expertise, and professionalism have always stood out. I highly recommend him.
Up to $50
Price
1 day
Duration
T 
Seller's Response
Helpful?I innoviacccallce
Egypt
good experirnce
T Seller's Response
Helpful?Z ziv_yoni
Israel
Great communication, and professional work. will definitely contact again.
Helpful?
Reviews
3 reviews for this Gig
| (3) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
S silvermindsbpo
Repeat Client
Dominican Republic
Tanvir delivered quickly and on schedule. I’ve collaborated with him for several years, and his consistency, expertise, and professionalism have always stood out. I highly recommend him.
Up to $50
Price
1 day
Duration
T Seller's Response
Helpful?I innoviacccallce
Egypt
good experirnce
T Seller's Response
Helpful?Z ziv_yoni
Israel
Great communication, and professional work. will definitely contact again.
Helpful?
