Hello, I'm Yonie Abdul Salam

Software Engineer

I'm a software engineer who loves to build things that just work. My journey started in embedded systems, which taught me the importance of efficiency and performance. Now, I use that same mindset to create clean, scalable software and solve interesting problems.

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Work Experience

My professional journey in software development, building innovative solutions and growing with amazing teams.

Firmware Engineer

Willowmore Pte. Ltd.

ContractRemote

Dec 2024 - May 2025(6 mo)

Singapore

Architected a modular firmware framework and standardized SDK integration, enabling cross-platform code reusability and streamlined maintenance across the projects.
Engineered a secure Over-The-Air (OTA) firmware update mechanism via BLE, implementing encrypted and signed image verification using the MCUBoot bootloader on an nRF52840 SoC.
Implemented Test-Driven Development (TDD) methodologies by integrating Zephyr Unit Testing (ztest) to validate firmware logic, ensuring high reliability and modular code design.

RTOSEmbedded CZephyrUnit testNRF

Software Engineer

PT Firstwap International

Full-timeOn-site

Jan 2023 - Nov 2024(1 yr 11 mo)

Jakarta, Indonesia

Enhanced telecom applications to operate in memory-constrained environments, that capped runtime memory usage at 1 GB, successfully handling datasets that previously required up to 6 GB (an 83% peak reduction).
Optimized the CI/CD pipeline by migrating the build engine from Automake to CMake, reducing core build time from 9 minutes to under 1 minute—a 10x increase in compilation velocity.
Automated complex testing workflows using Python, enabling high-volume data validation and standardized benchmarking to ensure cross-team visibility on application performance.

CPythonJavascriptBashMariaDBRabbitMQGrafanaWireSharkJMeterSonarQube

Tech Stack & Skills

Technologies and tools I use to bring ideas to life and build scalable solutions.

Python

JavaScript

MariaDB

MongoDB

Redis

MySQL

GitLab

Git

Docker

Grafana

RabbitMQ

WireShark

JMeter

SonarQube

Postman

Bash

CMake

Vercel

Python

JavaScript

MariaDB

MongoDB

Redis

MySQL

GitLab

Git

Docker

Grafana

RabbitMQ

WireShark

JMeter

SonarQube

Postman

Bash

CMake

Vercel

backend

CPythonJavaScript

database

MariaDBMongoDBRedisMySQL

tools

GitLabGitDockerGrafanaRabbitMQWireSharkJMeterSonarQubePostmanBashCMake

cloud

Vercel

Projects

Selected projects delivered for clients, showcasing a range of technologies and business domains.

linkednode Blockchain Dashboard

Client: Linkednode Digital Labs

Engineered and deployed a comprehensive Web3 dashboard providing staking services, network explorers, and infrastructure tools for over 10 Proof-of-Stake (PoS) networks across Mainnet and Testnet environments.

NextJSTypescriptPrismaPostgreSQLRedisNextAuthVercel

AI Candidate Screening

Client: Personal

Architected a backend proof-of-concept to automate resume parsing and candidate ranking using LLM integrations.

PythonFastAPILangChainRAGGoogle GenAI SDKSQLiteChromaDB

Licenses & Certifications

Professional certifications that validate my expertise and commitment to continuous learning.

Developing Secure Software (LFD121)

The Linux Foundation

Sep 2024

ID: LF-oua6mej86d

Comprehensive course on secure software development practices, covering threat modeling, secure coding techniques, and vulnerability management.

SecurityScalability

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Cloud Practitioner Essentials (Belajar Dasar AWS Cloud)

Dicoding

Nov 2022

ID: JLX1LL4D5X72

Fundamental understanding of AWS Cloud concepts, services, and best practices for deploying and managing applications in the cloud.

CloudAWS

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