Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a senior software engineer with a focus on web and React Native full-stack development, and AI engineering. I enjoy building scalable platforms and exploring AI-first approaches to improve hiring, collaboration, and product effectiveness. I'm eager to grow, contribute to cross-functional teams, and drive impact through robust code, mentorship, and cutting-edge AI solutions such as retrieval-augmented generation (RAG) and AI agents.…I'm a senior software engineer with a focus on web and React Native full-stack development, and AI engineering. I enjoy building scalable platforms and exploring AI-first approaches to improve hiring, collaboration, and product effectiveness. I'm eager to grow, contribute to cross-functional teams, and drive impact through robust code, mentorship, and cutting-edge AI solutions such as retrieval-augmented generation (RAG) and AI agents.

Arafullah Shihab

Full Stack Developer, Web Developer, Back-End Developer, +2





I'm a senior software engineer with a focus on web and React Native full-stack development, and AI engineering. I enjoy building scalable platforms and exploring AI-first approaches to improve hiring, collaboration, and product effectiveness. I'm eager to grow, contribute to cross-functional teams, and drive impact through robust code, mentorship, and cutting-edge AI solutions such as retrieval-augmented generation (RAG) and AI agents.…I'm a senior software engineer with a focus on web and React Native full-stack development, and AI engineering. I enjoy building scalable platforms and exploring AI-first approaches to improve hiring, collaboration, and product effectiveness. I'm eager to grow, contribute to cross-functional teams, and drive impact through robust code, mentorship, and cutting-edge AI solutions such as retrieval-augmented generation (RAG) and AI agents.

Available to hire

I’m a senior software engineer with a focus on web and React Native full-stack development, and AI engineering. I enjoy building scalable platforms and exploring AI-first approaches to improve hiring, collaboration, and product effectiveness.

I’m eager to grow, contribute to cross-functional teams, and drive impact through robust code, mentorship, and cutting-edge AI solutions such as retrieval-augmented generation (RAG) and AI agents.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Senior Software Engineer at Mercor

November 1, 2023 - Present

Built the core AI hiring platform end-to-end, including candidate sourcing, AI interviews, semantic matching, contracting, and payments. Developed an autonomous AI interviewer agent for parsing resumes, generating questions, transcribing, and scoring responses. Implemented a semantic matching engine to surface top candidates across resumes, portfolios, GitHub profiles, and interview transcripts. Contributed RLHF infrastructure used by AI labs for model training and evaluation with expert feedback. Created data labeling and evaluation pipelines linking domain experts with AI companies for model training. Delivered full-stack features such as candidate dashboards, employer tools, contracting, and payments processing.

Full Stack Developer at Capstone Integrated Solutions

January 1, 2022 - August 1, 2023

Built full-stack POS and retail web apps with real-time transaction processing and inventory synchronization. Redesigned store dashboards for better usability and accessibility. Deployed and maintained serverless microservices on AWS (Lambda, API Gateway, CloudFormation), reducing infrastructure overhead. Established automated testing pipelines, cutting production incidents. Resolved critical production issues across EMV terminals, payment flows, and backend APIs. Authored onboarding guides and internal docs for engineers, QA teams, and enterprise clients.

Backend Engineer at Qloo

May 1, 2021 - November 1, 2021

Built APIs for Qloo's Taste AI platform, delivering real-time, privacy-compliant recommendations across entertainment, dining, travel, and fashion. Collaborated with data scientists to deploy ML models into production APIs, reducing latency. Managed enterprise client integrations (Starbucks, JCDecaux) enabling hyper-local content targeting. Optimized AWS data pipelines (Lambda, S3, Kinesis) for near-real-time AI inference. Authored public API docs, SDKs, and integration guides to accelerate partner onboarding.

Software Engineer at Trusty.Care (now Circle)

December 1, 2019 - December 1, 2020

Built a full-stack insurance navigation platform for brokers and consumers managing Medicare, Medicaid, and ACA enrollments. Developed member-facing tools including plan comparisons and enrollment wizards to boost engagement. Created internal CRM dashboards for agents and care coordinators. Built backend modules for commission tracking, carrier integrations, and plan renewals to reduce reconciliation delays. Maintained app stability during high-traffic open enrollment periods and contributed HIPAA-compliant AI nudges for plan optimization.

Software Engineer at Accenture

July 1, 2017 - July 1, 2019

Built web and mobile apps (React Native, Node.js, MongoDB) for inventory, orders, and logistics across tri-state warehouse locations. Automated import workflows from bill of lading forms to product-level tracking, reducing manual errors and improving shipment visibility. Created dashboards for warehouse managers to monitor daily operations, vendor shipments, and sales trends. Digitized barcode scanning, stock reconciliation, and real-time order updates in collaboration with warehouse staff.