Anwar Sandi

Backend architecture · Systems & Automation

Systems that scale. Workflows that move.

Senior Backend Engineer

Over 9 years building scalable backend platforms, microservices, and robust APIs—leveraging practical AI workflows to accelerate operational efficiency.

8+ years of backend engineeringSystems architectureBackend + AI Workflows
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A practical partner for complex digital work

With over 9 years as a Senior Backend Engineer, I specialize in scalable microservices, backend platforms, and third-party integrations—enhanced by applied AI workflows and intelligent automation.

Capabilities & Focus

Backend & Systems Architecture

I work across backend services, microservices, and third-party integrations for product, customer, order, payment, and notification domains.

Go · Symfony · PostgreSQL · Kafka · Microservices

AI & Workflow Automation

I build backend integrations and AI-assisted workflows, including knowledge-aware assistants, operational automation, and developer tooling.

FlowiseAI · Kestra · OpenAI API · Gemini · Roo Code

Areas of focus include microservices, backend services, third-party integrations, and applied AI workflows.

Experience

Senior Backend Engineer
Otten Coffee · Jul 2021–2026
  • Designed and implemented scalable microservices API architecture.
  • Managed integrations with payment, logistics, and analytics services.
  • Contributed to code reviews, team collaboration, and code-quality practices.
Backend Engineer
Otten Coffee · May 2019–July 2021
  • Developed and maintained large-scale e-commerce backend systems.
  • Contributed to performance and scalability improvements.
  • Delivered features and fixes across the software development lifecycle.

Experience dates from CV: Anwar Sandi - 2026.

Selected Systems & Experiments

A selection of backend architecture and AI-assisted automation projects built for operational impact.

Featured system · Commerce platform

E-Commerce Coffee Tech Platform
Designed and maintained a microservices-driven e-commerce platform spanning core commerce services and integrations.

Contribution

Backend architecture, service design, maintenance, and third-party integrations.

Technology stack

GoSymfonyPostgreSQLKafkaMicroservicesE-Commerce

Applied AI · Knowledge access

AI Chat with Custom Knowledge Base
Implemented an AI chat solution grounded in company product information through a custom knowledge base.

Contribution

Workflow implementation and knowledge-aware conversational experience.

Technology stack

Node.jsExpress.jsSocket.ioFlowiseAIOpenAI

Automation · Operations

Operational Support Automation with Kestra
Automated operational support tasks by connecting database, messaging, and AI-assisted processing workflows.

Contribution

Workflow orchestration and integration design for support operations.

Technology stack

KestraPostgreSQLTelegram APIOpenAI

Web project · Mami Cookies

mamicookies.com
Built the website for Mami Cookies, showcasing its products and online presence.

Contribution

Website development and implementation for mamicookies.com.

Technology stack

Web DevelopmentWebsite

Let’s discuss what you’re building

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For robust backend platforms, complex integrations, or AI-powered workflow automation, feel free to reach out.

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