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Johanes ImmanuelJI
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Johanes Immanuel

@johanesimmanuel

Technical Lead at PT Teknologi Cerdas Berdaulat Indonesia who decomposed BPJS Kesehatan into six microservices with API latency under 50ms.

Indonesia
Message

At PT Teknologi Cerdas Berdaulat Indonesia, I decomposed a BPJS Kesehatan monolith into six bounded-context microservices and containerized them on Docker and Kubernetes, keeping API latency under 50ms at 500 concurrent users. I also built a textile analytics ETL pipeline processing 25M production records per hour.

At Kawan Lama Sejahtera, I shipped the first F&B Superapp from 0 to 100K+ users across 540 stores and designed its 13-service REST microservices platform. I mentored eight engineers and established coding standards enforced through code review.

Experience

Work history, roles, and key accomplishments

PI
Current

Technical Lead

PT Teknologi Cerdas Berdaulat Indonesia

Jan 2026 - Present (9 months)

Decomposed a BPJS Kesehatan monolith into 6 bounded-context microservices, containerized on Docker/Kubernetes, and held API latency under 50ms at 500 concurrent users. Built a textile analytics ETL pipeline processing 25M production records per hour and standardized dashboard-to-AI integration via RabbitMQ pub/sub and REST.

VL

Senior Software Engineer

VA Insight Software Pte Ltd

Jul 2023 - Jan 2026 (2 years 6 months)

Cut latency on priority Django REST endpoints by eliminating N+1 queries, adding index-backed queries, and introducing Redis caching. Standardized client releases with Jenkins CI/CD on Kubernetes and shipped Bulk Import and Figma-to-code feature rollouts.

KS

Technical Lead — F&B Superapp

Kawan Lama Sejahtera

Feb 2021 - Jun 2023 (2 years 4 months)

Shipped the first F&B Superapp from 0 to 100K+ users across 540 stores as Technical Lead, owning architecture and inter-service design. Designed a 13-service REST microservices platform, cut product-table ETL runtime 3x, and introduced the org's first Dockerized deployment with Elasticsearch, MongoDB, event-driven architecture, and Traefik.

PS

Digital Developer

PT Kawan Lama Sejahtera

Sep 2020 - Feb 2021 (5 months)

Developed Django backend for Chatime Indonesia and was promoted to Technical Lead.

BA

Technical Lead

Bumi AI

Apr 2020 - Aug 2020 (4 months)

Client-facing lead for forecasting systems.

Education

Degrees, certifications, and relevant coursework

UN

Universitas Multimedia Nusantara

Bachelor of Science, Computer Science

2014 - 2019

Pursued a Bachelor of Science in Computer Science with a focus on Software Engineering. Thesis on evolutionary neural networks for robotic path planning.

Availability

Looking for a job

Location

Indonesia

Authorized to work in

Salary expectations

40000k+ IDR

Job categories

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