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Hi! I'm Jonah, a full-stack software engineer with over 7 years of experience leading teams and building scalable enterprise systems and startups. I specialize in backend and cloud technologies, and I love solving complex problems with innovative solutions, especially in AI and data engineering. Throughout my career, I've had the chance to lead teams of talented engineers, drive technical strategy, and build platforms that support millions of users. I'm passionate about continuous learning and building reliable, high-performance systems. When I'm not coding or architecting cloud solutions, I enjoy exploring AI research and finding new ways to apply machine learning in real-world applications. I look forward to connecting and collaborating on exciting projects that leverage technology to make a difference.…Hi! I'm Jonah, a full-stack software engineer with over 7 years of experience leading teams and building scalable enterprise systems and startups. I specialize in backend and cloud technologies, and I love solving complex problems with innovative solutions, especially in AI and data engineering. Throughout my career, I've had the chance to lead teams of talented engineers, drive technical strategy, and build platforms that support millions of users. I'm passionate about continuous learning and building reliable, high-performance systems. When I'm not coding or architecting cloud solutions, I enjoy exploring AI research and finding new ways to apply machine learning in real-world applications. I look forward to connecting and collaborating on exciting projects that leverage technology to make a difference.

Jonah Kim

Music Producer, Music Composer, Sound Engineer, +6

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Hi! I'm Jonah, a full-stack software engineer with over 7 years of experience leading teams and building scalable enterprise systems and startups. I specialize in backend and cloud technologies, and I love solving complex problems with innovative solutions, especially in AI and data engineering. Throughout my career, I've had the chance to lead teams of talented engineers, drive technical strategy, and build platforms that support millions of users. I'm passionate about continuous learning and building reliable, high-performance systems. When I'm not coding or architecting cloud solutions, I enjoy exploring AI research and finding new ways to apply machine learning in real-world applications. I look forward to connecting and collaborating on exciting projects that leverage technology to make a difference.…Hi! I'm Jonah, a full-stack software engineer with over 7 years of experience leading teams and building scalable enterprise systems and startups. I specialize in backend and cloud technologies, and I love solving complex problems with innovative solutions, especially in AI and data engineering. Throughout my career, I've had the chance to lead teams of talented engineers, drive technical strategy, and build platforms that support millions of users. I'm passionate about continuous learning and building reliable, high-performance systems. When I'm not coding or architecting cloud solutions, I enjoy exploring AI research and finding new ways to apply machine learning in real-world applications. I look forward to connecting and collaborating on exciting projects that leverage technology to make a difference.

Available to hire

Hi! I’m Jonah, a full-stack software engineer with over 7 years of experience leading teams and building scalable enterprise systems and startups. I specialize in backend and cloud technologies, and I love solving complex problems with innovative solutions, especially in AI and data engineering. Throughout my career, I’ve had the chance to lead teams of talented engineers, drive technical strategy, and build platforms that support millions of users.

I’m passionate about continuous learning and building reliable, high-performance systems. When I’m not coding or architecting cloud solutions, I enjoy exploring AI research and finding new ways to apply machine learning in real-world applications. I look forward to connecting and collaborating on exciting projects that leverage technology to make a difference.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Aragonese

Advanced

Javanese

Advanced

Work Experience

Software Engineer at Amazon.com

January 1, 2023 - December 31, 2025

Led a team of 5 engineers to deploy a backend machine learning platform for AI intelligence engines managing simulation data for more than 50 internal teams. Improved data fidelity from under 70% to 100% and increased speeds by 220% using a new inventory algorithm. Managed data storage and retrieval in S3 with Parquet format, utilized AWS Glue crawler and catalog for metadata management, integrated analytics pipelines with Kotlin and Java to provide metrics, and connected data across more than 10 disparate data stores.

Senior Software Engineer at Poppin Technologies, Inc.

January 1, 2021 - December 31, 2023

Scaled the platform user base from 50,000 to over 2 million users, leading a team of 14 engineers and overseeing product roadmaps and technical hiring. Engineered proprietary payment technology ('Poppin Pay') processing $1.5 million in payments using AWS, Stripe, and Apple APIs. Managed over 200 AWS components via Terraform and handled 10+ microservices supporting thousands of requests per minute using Go and TypeScript. Directed a 60-day incremental migration from Google Cloud Platform to AWS involving 20+ database migration scripts transitioning Firestore to AWS Aurora.

Software Engineer at Realtor.com, Move Inc.

January 1, 2019 - December 31, 2021

Redesigned 19 internal Angular pages managing 300+ products and 800+ accounts across 40+ teams. Built an AI review engine utilizing Python and TypeScript lambdas to process and analyze over 10,000 reviews and 3,000 applications sourced from 12 channels. Enhanced the C#/.NET backend deploying over 40 endpoints on AWS ECS using AWS CDK and documented APIs extensively (over 50 pages via OpenAPI).

Machine Learning Research Head at UCLA ML Research Team

January 1, 2018 - December 31, 2019

Led a team of 7 graduate students to develop a state-of-the-art GANs-based music generator that mimics the styles of classical composers Mozart and Beethoven. Implemented feature extraction techniques using audio frame segmentation and Fourier transforms based on ToneNet and StarGANs. Constructed four data pipelines handling over 1000 data points, cleaned over 100,000 MIDI files with 50+ features, and benchmarked four model architectures.

Software Engineer at Amazon.com

January 1, 2023 - January 1, 2025

Led a team of 5 engineers to deploy a backend machine learning platform for an AI intelligence engine processing simulation data, serving over 50 internal teams. Improved data fidelity from under 70% to 100% and increased processing speed by 220% using new inventory algorithms. Managed data storage and retrieval on AWS S3 with Parquet format, used AWS Glue crawler and catalog for metadata, integrated analytics pipelines with Kotlin and Java, and connected with over 10 disparate data stores.

Senior Software Engineer at Poppin Technologies, Inc.

January 1, 2021 - January 1, 2023

Led engineering team of 14 to scale platform user base from 50,000 to over 2 million. Developed product roadmaps and managed technical hiring. Engineered proprietary payment processing technology handling $1.5 million in payments using AWS, Stripe, and Apple APIs. Managed over 200 AWS components with Terraform and supported more than 3,000 requests per minute across 10+ microservices built with Go and TypeScript. Led a 60-day incremental cloud migration from Google Cloud Platform to AWS, including over 20 database migration scripts.

Software Engineer at Realtor.com, Move Inc.

January 1, 2019 - January 1, 2021

Revamped 19 internal pages using Angular enabling management of 300+ products and 800+ accounts across more than 40 teams. Developed an AI review engine with Python and TypeScript Lambdas to process and analyze over 10,000 reviews and 3,000 applications from 12 different sources. Enhanced backend systems developed in C#/.NET, deploying over 40 endpoints on AWS ECS using AWS CDK and documented APIs via OpenAPI.

Machine Learning Research Head at UCLA ML Research Team

January 1, 2018 - January 1, 2019

Led a team of 7 ML graduate students to engineer a state-of-the-art GAN-inspired music generator imitating classical composers such as Mozart and Beethoven. Applied audio frame segmentation and Fourier transforms inspired by ToneNet and StarGANs. Built 4 data pipelines to aggregate over 1,000 data points, cleaned over 100,000 MIDI files and 50+ features, and benchmarked 4 different model architectures.

Software Engineer at Amazon.com

January 1, 2023 - January 1, 2025

Led a team of 5 engineers to deploy a backend machine learning platform supporting an AI intelligence engine for simulation data, servicing over 50 internal teams. Improved data fidelity from below 70% to 100% and enhanced speed by 220% for custom inventory simulations through a new inventory algorithm. Managed storage and retrieval of simulation data in S3 using Parquet format, metadata crawling and cataloging with AWS Glue, and integrated metrics and analytics across multiple data stores (10+), using Kotlin and Java in the analytics pipeline.

Senior Software Engineer at Poppin Technologies, Inc.

January 1, 2021 - January 1, 2023

Scaled the platform user base from 50,000 to over 2 million users, leading an engineering team of 14 and managing technical hiring and product roadmaps. Developed proprietary payment processing technology "Poppin Pay," processing $1.5 million in payments using AWS, Stripe, and Apple APIs. Managed over 200 AWS components via Terraform and more than 10 microservices, supporting 3,000+ requests per minute with Go and TypeScript backend. Orchestrated a 60-day incremental migration from Google Cloud Platform to AWS with 20+ database migration scripts transferring from Firestore to AWS Aurora.

Software Engineer at Realtor.com, Move Inc.

January 1, 2019 - January 1, 2021

Revamped 19 internal pages using Angular to enable management of 300+ products and 800+ accounts across 40+ teams. Developed an AI review engine with Python and TypeScript lambdas to process and analyze over 10,000 reviews and 3,000 applications from 12 data sources. Enhanced the C#/.NET backend and deployed more than 40 API endpoints on AWS ECS using AWS CDK, and documented the APIs with OpenAPI specifications spanning 50+ pages.

Machine Learning Research Head at UCLA ML Research Team

January 1, 2018 - January 1, 2019

Led a team of 7 ML graduate students to engineer a state-of-the-art GAN-inspired music generator that simulates styles of classical composers Mozart and Beethoven. Extracted audio features using frame segmentation and Fourier transforms inspired by projects such as ToneNet and StarGANs. Built four data pipelines to aggregate over 1,000 data points, cleaned a dataset of over 100,000 MIDI files and 50+ features, and benchmarked four different machine learning architectures.

Education

Bachelor of Science at University of California, Los Angeles (UCLA)

January 1, 2014 - December 31, 2018

B.S. at University of California, Los Angeles (UCLA)

January 1, 2015 - December 31, 2019

B.S. at University of California, Los Angeles (UCLA)

January 1, 2015 - December 31, 2019