Looking for a job

Indra Harijono

@indraharijono

Message

Experienced ML Principal Engineer specializing in scalable cloud solutions.

United States

Message

What I'm looking for

I seek a challenging role in a collaborative environment that fosters innovation and growth.

I am a seasoned ML Principal Engineer with extensive experience in designing and implementing scalable, real-time machine learning-based IoT systems. My expertise lies in developing cloud-native applications using AWS and Azure, ensuring high availability and performance. I have successfully architected and deployed large-scale data pipelines and machine learning applications that handle massive datasets in real-time.

Throughout my career, I have demonstrated a strong ability to lead teams and mentor junior developers, fostering a collaborative environment that encourages innovation. My work at Stanford University involved creating advanced data ingestion systems for machine learning training, while my role at Acuity Brands focused on developing a robust data platform for IoT applications. I am passionate about leveraging technology to solve complex problems and drive business success.

Experience

Work history, roles, and key accomplishments

ML Principal Engineer

Stanford University School of Medicine

Jun 2023 - Jan 2025 (1 year 7 months)

Designed and developed cloud-based ingestion systems for motion, EEG, and tracking signals into time series databases. Implemented scalable big data pipelines for machine learning training and created REST and GraphQL APIs for sensor device management.

AWS Kinesis Docker GraphQL CI CD MLFlow Python TensorFlow Flask Sagemaker

Lead Data Analytics Engineer

Acuity Brands

Jun 2021 - Jan 2023 (1 year 7 months)

Developed a large-scale machine learning-based IoT application and data platform. Designed scalable GraphQL APIs and implemented a Digital Twin graph model using Azure and AWS services.

Azure Digital Twins GraphQL Terraform Docker Kubernetes Databricks Python MLFlow TensorFlow Pandas

Backend Engineer

Eastridge Inc.

Mar 2020 - Sep 2020 (6 months)

Refactored a legacy staffing system into a microservices architecture. Focused on test-driven development and API contract-driven development to enhance system maintainability.

Docker Python Flask SQLAlchemy AWS REST Terraform PostgreSQL EKS Lambda

Senior Architect

Big Data Federation Inc.

Nov 2019 - Jan 2020 (2 months)

Designed and developed a large-scale analytics and data platform focusing on data acquisition and cleansing. Utilized modern technologies for efficient data processing.

Docker Python Django AWS Terraform SQLAlchemy MySQL Pytest Fargate Vagrant

Senior Principal Architect

Futurewei Tech. Inc.

Mar 2018 - Sep 2019 (1 year 6 months)

Architected a cloud-native data plane for IoT gateways on a 5G network. Developed real-time data pipelines and analytics applications with high throughput.

Java Python Kubernetes Istio Kafka MongoDB Cassandra Apache Flink Spark Terraform

Senior Software Architect

Polysign Inc.

Oct 2017 - Feb 2018 (4 months)

Designed a large-scale cryptocurrency multi-signing platform and developed scalable microservice architectures for multi-signing accounts.

Python Kubernetes Cassandra Kafka Docker gRPC Postgres Ripple Network XRP WebSockets

Senior Principal Architect

Futurewei Tech. Inc.

Oct 2016 - Oct 2017 (11 months)

Focused on performance tuning of clustered resource management and implemented classifiers for distributed storage systems.

C++Python Redis Kubernetes Ceph Kafka Spark Apache Flink Istio Multithreading

Senior Staff Engineer

SKHynix Memory Solutions Inc

Mar 2014 - Oct 2016 (2 years 7 months)

Developed management platforms for AFA systems and implemented compliance object storage solutions using OpenStack.

C Python Docker Ceph OpenStack SQLAlchemy REST Flask Multithreading NVMe

Principal Engineer

Oracle Corp CGBU

Dec 2009 - Feb 2014 (4 years 2 months)

Designed a high-performance transactional rating engine and implemented an Elastic Charging Engine for billing management.

Java Python Agile Development Multithreading Hadoop NoSQL Spring Git Maven Coherence

Software Engineer & Consultant

Jackson Enterprise

Apr 2009 - Aug 2009 (4 months)

Customized and optimized a business intelligence application for inventory management and developed a high-performance web portal for financial data.

JDEdwards Oracle DB Linux C C++Multithreading TCP IP Business Intelligence Web Development System Testing Performance Optimization

Senior Software Engineer

EWT LLC

Feb 2008 - Mar 2009 (1 year 1 month)

Designed and optimized a high-frequency algorithmic trading platform, enhancing trading strategies and connectivity to financial trading systems.

Java Python FIX Multithreading TCP IP Algorithmic Trading Financial Systems Performance Optimization Connectivity System Testing

Principal Engineer

Omni Devices Inc.

Sep 2002 - Feb 2008 (5 years 5 months)

Developed QoS-enabled gateways for real-time multimedia applications and optimized intrusion detection systems for network security.

C C++Embedded Linux VoIP Streaming Multithreading QoS Network Security Web Services MVC EJB

PostDoc Researcher

University of Missouri-Columbia

Jun 2003 - May 2004 (11 months)

Conducted OO design and developed a high-performance SIP User Agent component, enhancing video streaming quality and conference management.

C C++.NET SIP Multithreading QoS RTP Linux TCP IP Conference Management System Prototyping

Principal Engineer/Software Developer

Jaspur Comm. Inc.

Apr 2001 - Sep 2002 (1 year 5 months)

Implemented high-performance proxies for web and streaming services, optimizing data transfer and enhancing reliability in UDP communications.

C C++Embedded Linux Java VoIP Streaming Multithreading TCP IP Data Optimization Proxy Development Network Reliability

Education

Degrees, certifications, and relevant coursework

Technical University of Berlin

Ph.D., Computer Science

1993 - 1999

Thesis: Integrated cooperating agents for teamwork. It described a new software approach based on networked Multi-Agent platform for solving complex problems. It proposed a method of breaking complex problems into smaller sub-problems, which could be distributed among agents via Internet network. The agent was designed and equipped with Distributed Artificial Intelligence (DAI) frameworks.

Technical University of Berlin

B.Sc/M.Sc, Computer Science

1993 - 1993

Activities and societies: Stefan Erwin Award for outstanding educational achievement.

Thesis: Multimedia Collaboration System (MMCS). It provided an advance concept for distributed multimedia conferencing and collaborative tools such as shared application, Multipoint Control Unit (MCU) and audio video conferencing. The thesis was prototyped and resulted in a distributed video conferencing system written in C/C++.