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4.1
4.1
100%
$30 USD / Hour
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Pakistan (10:03 PM)
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Joined on April 5, 2026
$30 USD / Hour
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Python · Gemini Live / OpenAI Realtime · Twilio · FastAPI · pgvector · Telephony Integration · Latency Work I build production-grade conversational AI, autonomous agents, and the API & backend integrations that put them to work inside real business systems. FLAGSHIP PROJECT Built and shipped a multilingual AI voice-banking platform for a Pakistan first-tier bank — currently processing 500,000+ voice commands per month in production, with 99.3% uptime and sub-second end-to-end latency. Supports Urdu and English. WHAT I BUILD • Multilingual voice & chat bots (banking, e-commerce, customer support) • Real-time voice agents with sub-second latency • Autonomous AI agents with tool-use and decision-making • RAG systems over private knowledge bases • AI automation & agentic workflows (n8n, webhooks, tool-use pipelines) connecting LLMs to CRMs, Sheets, WhatsApp & internal APIs • Backend & API integration — FastAPI services, REST & third-party APIs, AWS deployment • Multimodal interfaces (voice + visual avatars + text) STACK Python, FastAPI, LangChain, OpenAI and Anthropic APIs, Google Gemini, Whisper, RAG, vector databases (Pinecone / Weaviate / pgvector), WebSockets, Docker, n8n, Twilio, ElevenLabs, AWS, REST APIs. Message me with your use case and I'll tell you honestly whether it's a fit.
Verifications
On time
100%
On budget
100%
Accept rate
100%
Repeat hire rate
25%

Voice Banking Platform — 500K/mo

AI Phone Agent for a Tier-1 Bank

Raghad AI — AI Shopping Consultant

Autonomous AI Board Member

Real-Time Conversational AI

Sindhi-Language Voice Command

Voice Banking Platform — 500K/mo

AI Phone Agent for a Tier-1 Bank

Raghad AI — AI Shopping Consultant

Autonomous AI Board Member

Real-Time Conversational AI

Sindhi-Language Voice Command
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Worked with Zohaib again to refine the system and, as always, he delivered on time. Clear communication, quick with changes, and extremely persistent whenever we hit a roadblock—he stayed on it until everything was working exactly as needed. Great guy to work with. The only thing he still hasn’t figured out is when to stop working and get some sleep.
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Experience
AI Engineer
Aug, 2025 - Present
•
1 year
Bits Collision
Aug, 2025 - Present
•
1 year
AI engineering across client projects: AI agents, API development and the integration work that connects them to real systems. Conversational and automation systems built, deployed and handed over, rather than left as demos.

Karachi, Pakistan
Aug, 2025 - Present
•
1 year
AI Engineer
Jan, 2023 - Present
•
3 years, 7 months
Fortanixor Technologies
Jan, 2023 - Present
•
3 years, 7 months
AI engineer shipping production voice agents, autonomous agents, RAG, and multimodal systems. Flagship: Urdu/English voice-banking platform for a Pakistan first-tier bank — 500K+ commands/month, 99.3% uptime, <800ms latency. Also shipped: AI phone-IVR (3.5K calls/day), AI board member, Sindhi voice API, real-time voice engine, 100K-doc RAG, AI avatar, Shopify sales bot. Stack: Python, FastAPI, LangChain, OpenAI, Gemini, Pinecone, Docker.

Mubashir
@MubashirAlikal
Colleague
I worked alongside Zohaib on the Urdu/English voice-banking deployment for a first-tier Pakistani bank. He owned the voice agent end-to-end — the real-time pipeline, the RAG layer over the bank's knowledge base, and the integration work inside a closed network with no outbound access. That last part is where most engineers stall; he worked through the firewall and whitelisting process with the client's security team himself instead of escalating it. The system is in production handling heavy daily volume. He's steady on long-running enterprise work, which is a different skill from shipping fast.

Muhammad Hassan
@hx88xn
AI Engineer
I have worked alongside Zohaib at Fortanixor Technologies for almost an year now, and he is one of the most capable engineers I have worked with. His expertise covers machine learning, NLP, computer vision, model deployment, Generative AI, Dynamic RAG Pipelines; basically anything AI, and he approaches every problem with a clear, structured mindset. He doesn't just build models; he understands the business problem behind them and designs solutions that actually work in production. Beyond his technical skills, he is reliable, communicative, and easy to collaborate with. He meets deadlines, raises issues early instead of hiding them, and is always willing to help teammates. Any client would be lucky to have him on their project. I recommend him without hesitation.
Jan, 2023 - Present
•
3 years, 7 months
AI Intern
Jun, 2025 - Jul, 2025
•
1 month
MarketLytics
Jun, 2025 - Jul, 2025
•
1 month
Two-month AI internship working alongside the analytics team on AI agents and applied artificial intelligence tasks.

Karachi, Pakistan
Jun, 2025 - Jul, 2025
•
1 month
References
RizwanAnsar786
@RizwanAnsar786
Colleague
Zohaib is an standout AI Engineer with a practical, impact-driven approach to machine learning and software engineering. He has a proven ability to design end-to-end AI pipelines, optimize backend architectures, and deliver clean, scalable code. His collaborative nature, technical curiosity, and strong execution make him a valuable addition to any high-performing tech team.
Qualifications
Foundations: Data, Data, Everywhere
2022
Coursera
Google Data Analytics foundations course.
2022
Python Fundamentals For Beginners
2022
Great Learning
Python programming fundamentals.
2022
Microsoft Learn AI Skills Challenge
2023
Microsoft
Microsoft Azure, Python and applied AI skills track.
2023
Certifications
US English