
Salesforce Certified System ArchitectDomain Architect
Off-platform systems, integration, and securing access between systems; governance and testing for deployment.
Issued Apr 2026Salesforce System Architect • TwinStack Solutions
Dhaka, Bangladesh
A certified Salesforce System Architect with 12+ years of experience designing, building and launching enterprise Salesforce solutions and 5-star AppExchange products. Holder of 9 Salesforce certifications, including both the System Architect and Application Architect domain credentials.
Saiful Islam is a Salesforce System Architect and the technical lead at TwinStack Solutions, a Salesforce consultancy and AppExchange PDO based in Dhaka, Bangladesh. Over more than a decade in the Salesforce ecosystem, he has guided projects from feasibility and architecture through development, security review and AppExchange listing.
His focus is the full ISV lifecycle: validating ideas against Salesforce governor limits, designing data models that scale from ten to ten thousand users, and shipping native applications built on Lightning Web Components and Apex. He leads a team of 30+ Salesforce specialists serving clients across North America, Europe and Australia.
Credentials
A complete architect credential stack spanning system design, integration, identity, data, security and development.

Off-platform systems, integration, and securing access between systems; governance and testing for deployment.
Issued Apr 2026
Designs sound, scalable technical solutions that meet end-to-end integration requirements.
Issued Apr 2026
Designs high-performing solutions that meet Single Sign-On (SSO) and identity requirements.
Issued Apr 2026
Implements release management and deployment solutions across the Salesforce platform.
Issued Apr 2026
Deep understanding of native features; expert in role hierarchy, data modelling and sharing mechanisms.
Issued Dec 2019
Designs, builds and implements custom apps using the declarative capabilities of the platform.
Issued Dec 2019
Designs sound, scalable, high-performing solutions tailored for enterprise data management.
Issued Nov 2019
Designs technical solutions that meet sharing and visibility security requirements.
Issued Nov 2019
Develops and deploys custom business logic and interfaces with Apex, LWC and Visualforce.
Issued May 2019Capabilities
Deep, hands-on capability across the Salesforce platform and the integration tooling around it.
Speaking & Community
A conference session on how AI can streamline Salesforce project delivery from planning to go-live — optimising the Statement of Work, automating implementation tasks and ensuring a smooth transition to production for both nonprofit and enterprise projects.
Attendees gain actionable strategies to enhance efficiency, reduce risk and achieve faster, more successful Salesforce implementations.
Track Record
A sample of implementations delivered across travel, agribusiness, financial services, nonprofit, education and more.
Enhanced sales processes by configuring product line items, pricing workflows and business automation to improve operational efficiency.
Built a commodity trading marketplace with Experience Cloud portals, bid/offer management, trading workflow automation and Marketing Cloud communications.
Designed booking workflows, customer self-service portals and agent dashboards to streamline reservations, payments, trip administration and promotions.
Developed Salesforce solutions for mortgage operations including loan application forms, workflow automation and email notification processes.
Implemented lead assignment processes, workflow enhancements and external lead management with real-time synchronisation.
Created automation solutions and designed reports and dashboards to streamline processes and support data-driven decisions.
Built a Salesforce app implementing Lead-to-Deal processes, Web-to-Lead, business automation and third-party integrations.
Integrated inFlow Inventory with Salesforce, implemented multi-currency automation and managed large-scale product data migration.
Developed reports and dashboards and implemented automation for Account and Opportunity management to improve visibility.
Developed dynamic UIs using Lightning Web Components for Opportunity and Quote Line Item management.
Implemented Salesforce solutions facilitating smoother financial operations and improved client interactions.
Created tailored Salesforce solutions supporting student and tutoring management in the online education sector.
Have a Salesforce product idea or implementation in mind? Reach out and let’s talk about how to make it real.