Fahim Shariar Shoumik
Backend Engineer | Golang Specialist | Distributed Systems Architect
Dhaka, Bangladesh

About
Tech entrepreneur and backend specialist with 10+ years of experience building scalable systems using Golang, gRPC, and Docker-based microservices. Proven leadership in startups and developer platforms. Passionate about API-first design, plugin-based extensibility, and headless CMS architectures. Currently building Apito.io, an API development platform. Past projects include FHIR-compliant EHR systems, DevOps consulting, and open-source tooling.
Experience
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Senior Software Engineer II @ Pathao LTDPathao HQ, Road 49, Banani, Bangladesh - On siteSummary:
- Tech company operating in the eCommerce and logistics sectors in Bangladesh.
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Co-Founder & Principal Engineer @ Udbhabon LTDDhaka, Bangladesh - On siteSummary:
- Co-founded a vertical SaaS company powered by Apito, focused on supply chains, inventory, hospitals, restaurants, and clothing businesses. Built and deployed 6+ client apps used by 4,000+ users across industries. Streamlined backend development using reusable Golang modules. Personally led technical sales, architecture, and delivery.
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AI Consultant @ RedQ.ioMohakhali DOSH, Dhaka, Bangladesh - On siteSummary:
- Full-stack software company building scalable, high-performance applications. Designed AI-driven marketing and chatbot solutions for internal vendors; built contextual RAG pipelines and integrated AI into existing workflows.
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Founder & Platform Architect @ Apito LLCUS Entity - RemoteSummary:
- Created Apito, an open-source API builder & headless CMS with plugin and serverless support. Designed plugin-based architecture using Golang, gRPC, Docker. Developed schema builder, RBAC, role systems, deployment CLI. Powers multiple real-world SaaS and enterprise apps.
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Principal Backend Engineer & Solution Architect @ Shikho Technologies Bangladesh Ltd.Shikho HQ, Road 15, Banani, Bangladesh - On siteSummary:
- Leading EdTech company delivering innovative learning solutions in Bangladesh. Built and scaled a national platform serving 100K+ learners with hybrid microservices, polyglot persistence, and strong CI/CD.
- -Senior Software Engineer & Consultant @ Shimahin Ltd (ShopHobe)Road 05, Banani, Bangladesh - On site
Summary:
- Company focused on an eCommerce platform with delivery fulfillment. Designed service-oriented architecture for multi-vendor commerce and service orchestration with Docker and DevOps.
- -Senior Software Engineer @ EMCARTA INCAlberta, Canada - Remote
Summary:
- Healthcare technology company focused on Electronic Health Records solutions.
- -Senior Software Engineer & Freelance Support @ P10Philadelphia, USA - Remote
Summary:
- Company focused on productivity enhancement tools and data-driven insights.
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Full Stack Developer & Freelancer @ UpworkRemoteSummary:
- Freelance platform connecting clients with developers for varied projects.
Skills
Publications
Scalable Microservice Architecture for Healthcare using Golang and NoSQL
IEEE ICCIT 2017
Describes FHIR-compliant modular design to replace monolithic healthcare systems.
Education
Ahsanullah University of Science & Technology
Computer Science and Engineering
Govt. Technical School & College, Saidpur
Science Track