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Miftah Regyana

@regyanax

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Backend engineer specializing in Node.js/TypeScript, Elasticsearch, and scalable microservices.

Indonesia

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What I'm looking for

I seek backend roles where I can build scalable, testable APIs and data platforms, work with TypeScript/Elasticsearch, and influence architecture and reliability.

Backend-focused Software Engineer with 5+ years of experience in APIs, microservices, search systems, internal tools, and full-stack applications. Skilled in Node.js, TypeScript, Laravel, Java, and Elasticsearch, with additional experience in React.js, Next.js, and Tailwind CSS. Focused on building scalable, maintainable systems that improve product delivery and operational efficiency.

Experience

Work history, roles, and key accomplishments

Current

Software Engineer

Current

Ajobthing Sdn Bhd

Aug 2024 - Present (1 year 10 months)

Led SQL-to-Elasticsearch migration, offloaded ~40–60% read traffic from primary DB and achieved sub-second queries; built REST/JSON endpoints and validation telemetry to improve search quality and integrator onboarding (~30% faster).

TypeScript Elasticsearch REST APIs Data Migration Telemetry ExpressJS JavaScript Java Groovy Elasticsearch Query DSL Elasticsearch (Vector + Keyword PHP PHPUnit Laravel PHPStan PostgreSQL MySQL SQS Amazon SQS

Backend Engineer

Lifepack.id

Jul 2022 - Jun 2024 (1 year 11 months)

Introduced TypeScript and refactoring standards reducing runtime defects ~30%; built hexagonal microservices (DDD, CQRS, Event Sourcing) to double deployment frequency and improve maintainability and data consistency for integrations.

TypeScript Microservices DDD CQRS Event Sourcing On Call

Backend Engineer

PT. Eigen Tri Mathema

Aug 2020 - May 2022 (1 year 9 months)

Built REST APIs for Mini-ERP modules ensuring ACID data integrity and cut latency ~40% through backend/frontend optimizations; reduced sync failures with idempotency and retry logic while piloting microservices adoption.

PHP REST APIs PostgreSQL MySQL Retry Logic Performance Optimization Event Sourcing