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Jonathan K.

Jonathan K.

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location of Jonathan K.Gambir, Jakarta, Indonesia

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  • Timeline

  • About me

    Software Engineer at Jagadraya Jaring Terdistribusi | Developing Blockchain Solutions to Bridge Crypto with Local Economies

  • Education

    • SMAK St. Louis 1 Surabaya

      2016 - 2019
      High School Diploma Natural Sciences (MIPA)

      Activities and Societies: Treasurer of Biology Science Club Extracurricular, Treasurer of St. Louis HOT Logic & Programming Competition, Member of Sinlui Education Fair Comittee, Active Class Commitee (as Vice class-leader, Secretary, Treasurer)

    • Apple Developer Academy | Indonesia

      2019 - 2019
      Information Technology

      During high school graduation holiday, I enrolled at Apple Developer Academy. In this program, I learn the process of creating mobile application that can create impact. I gain a lot of multidiscipline abilities like coding, creative thinking, teamwork, and public speaking. I also gain new friends and connections

    • Universitas Bina Nusantara (Binus)

      2019 - 2023
      Bachelor's degree Computer Science 3.98 / 4.00

      Activities and Societies: Junior Software Engineer IT Division Bina Nusantara, Freshmen Leader & Freshmen Partner FYP B2024, Activist HIMTI 2020, Scholarship Mentor 20.1 in Binus Student Learning Community, Team Leader BSSC Wonder 2020, Proctor ICPC 2020 - Best Graduate of the Computer Science Study Program (GPA 3.98 / 4.00)- Summa Cum Laude (GPA > 3.90)- Best Fresmen Leader FYP B2024

    • ShARE - Growing a new generation of leaders

      2022 - 2023
      ShARE’s leadership programme of Excellence Consulting

      Team: Binus University, Indonesia.Learning Unit: TechnologyStart up Project: Flashcampus - Growth HackingShARE is an innovative start-up at the crossroad of education and consulting. The ShARELeadership Programme of Excellence is offered to students who have the potential to shape amore sustainable and inclusive world. The programme helps students develop leadership andcorporate skills, learn how to work across borders, and collaborate on solving major… Show more Team: Binus University, Indonesia.Learning Unit: TechnologyStart up Project: Flashcampus - Growth HackingShARE is an innovative start-up at the crossroad of education and consulting. The ShARELeadership Programme of Excellence is offered to students who have the potential to shape amore sustainable and inclusive world. The programme helps students develop leadership andcorporate skills, learn how to work across borders, and collaborate on solving major societalissues and grow into "Do Well Do Good" leaders. Show less

  • Experience

    • Bina Nusantara IT Division

      Mar 2020 - Jan 2024

      After displaying excellent result in managing the Scrum Team, I was given the full trust to take lead software engineer role in my day-to-day job. Other than that I also keep my passion for research by finding ways to improve the code quality & participating in Proof-of-Concept (PoC) effort.• Spearheaded and managed a Scrum team of 7 professionals in the development of Binus IT Division internal knowledge management portal, catering to a user base of 200+ individuals.Tech Stack: Flutter, .NET Core, Microsoft SQL Server, Redis • Designed and implemented a robust work framework for the Scrum Team, streamlining code review, unit testing, and integration testing processes; resulted in a 68% increase in team’s velocity.• Pioneered the research for testing framework in Flutter & developed the design pattern for unit and integration test in FlutterTech Stack: Flutter Test & Bloc Test• Provided crucial training to the Scrum team on the significance of unit testing and successfully implemented over 500 Flutter Unit Tests within the first month, achieving an impressive 54% code coverage. Tech Stack : Flutter Test & Bloc Test. • Led scrum events such as Daily Standup, Sprint Planning, Sprint Sizing, Sprint Review, Sprint Retrospective.• Designed dashboard in Azure DevOps for project management tracking on key metrics such as Task Burndown Chart, User Story Burndown Chart and Effort Mapping; generated comprehensive report for 4 Sprints.• Led the development of a Proof of Concept (PoC) for integrating Datadog Log Monitoring into Binus .NET Core API Design Pattern, including code implementation and documentation Show less • Led a Scrum team comprised of 3 developers, orchestrating the successful development of the Binus IT Division's internal knowledge management portal• Actively participated as a developer within the team, contributing hands-on expertise to the creation and refinement of the knowledge management portal.Tech Stack: Flutter, .NET Core, Microsoft SQL Server, Redis• Built and deployed REST API Gateway for Integrating Student Administration System with 3rd party banking API, enabling seamless tuition payment, ultimately benefiting 10,000+ users.Tech Stack: C#, .NET Core, Azure.• Led the research & implementation ELK Stack enhancing real-time monitoring and visualization of API traffic and logs. Monitored over 100+ API traffics and logs in the first 1 month of deployment.Tech Stack: Elastic Search, Kibana, Elastic Agent Show less After my part-time as Associate Member, I continue my journey as Junior Software Engineer. I specialized as backend developer responsible for developing and maintaining Binus Internal application's API. Other than that I also learnt DevOps by enhancing & maintaining CI/CD pipelines and do server administrationMajor Contribution :• Designed, built, and deployed over 30 REST APIs, enabling seamless communication and data exchange among 8+ development teams, ultimately benefiting 10,000+ users.Tech Stack: C#, .NET Core, Azure.• Maintained Binus centralized API Authentication and Authorization serving as a cornerstone for over 100+ APIs.Tech Stack: .Net Core, SQL Server• Administered and managed 8 Linux Servers, ensuring smooth operation in Development and UAT environments.Tech Stack: NGINX web server configuration, Linux, CI/CD Automation• Created and maintained 100+ Continuous Integration and Continuous Development pipeline of Binus API.Tech Stack: Azure Pipelines, .NET Core API• Developed on-premise pub-sub system to do asynchronous data replication between 3 systems which affects 10,000+ students.Tech Stack: .NET Core, RabbitMQ• Conducted monitoring of 100+ APIs ensuring system reliability and performance.Tech Stack: Azure Application Insight Show less Associate Member is a community of Binus University Student who join IT Division as software engineer. Associate member equips us through real-case development project and technology research to become a competent student who are rich with industry experience and ready to face the industry world.My notable contributions are :- Developed internal recruitment website to help the recruitment process of 500+ applicants of IT Division per yearTech Stack : Vue, .NET Core, Microsoft SQL Server- Developed internal Binus Zoom API library which is being used by Zoom API Service that serves 10,000+ students for online classes, attendance, and reportingTech Stack : .NET Core, Zoom API Show less

      • Software Engineer | Scrum Master and Tech Research

        Apr 2023 - Jan 2024

      • Software Engineer | Fullstack and Tech Research

        Oct 2022 - Mar 2023

      • Junior Software Engineer | Backend Web Services

        Mar 2021 - Oct 2022

      • Associate Member | Web Developer

        Mar 2020 - Feb 2021

    • ShARE Binus University

      Jan 2022 - Sept 2023

      I accept bigger challenge in ShARE by becoming the Director of Human Resource.Notable works are :- Lead team of 5 people to do the day-to-day HR operations- Formulate the organization transition framework to ensure smooth transition between ShARE presidency- Monitor the performance and well-being of 70+ ShARE members- Conduct disciplinary and correction actions to upheld the core values and integrity of ShARE member • Manage, collect, and monitor 35 members performance and feedback• Plan, conduct, and host internal events (Bonding Session, ShARE Curhat) to build member’s sense of belonging and create supportive environment

      • Director of Human Resource

        Feb 2023 - Sept 2023

      • Human Resource Staff

        Jan 2022 - Feb 2023

    • PT Jagadraya Jaring Terdistribusi

      Jan 2024 - now
      Software Engineer

      At Jagad, I'm developing blockchain solutions to bridge cryptocurrencies with local economies. As a key member of the back-end development team, I specialize in Solana integration & Express.js back-end development. Key Achievements:• Eliminated transaction errors caused by Solana network congestion, improving success rate from 88% to 100% through implementation of automatic PriorityFee calculation and durable nonce technology.• Engineered an in-house Solana PriorityFee estimation algorithm, optimizing transaction costs and achieving a 90% reduction in fees. Technical Contributions:• Implemented Account Freeze/Unfreeze feature, enhancing platform security and regulatory compliance.• Developed and integrated a comprehensive KYC (Know Your Customer) system, improving user verification processes.• Designed & developed an Account Referral system linked with KYC, adding security checks to maintain program integrity.• Built a personalized referral code feature, allowing users to generate unique codes and track referrals, boosting user engagement. Leadership:• Assumed the role of Standup Leader, facilitating daily team communications and driving project momentum. Show less

  • Licenses & Certifications

  • Honors & Awards

    • Awarded to Jonathan K.
      Best Graduate of Computer Science Study Program Bina Nusantara University Jul 2023 Honored as Best Graduate of Computer Science Study Program in the 67th BINUS Graduation Ceremony
    • Awarded to Jonathan K.
      Beswan Djarum 2021/2022 Djarum Beasiswa Plus Nov 2022 Selected as awardee (beswan) over 14.000+ registrants (Top 3%) of Djarum Beasiswa Plus from universities across Indonesia. The scholarship provides the awardee with soft skill & leadership training such as Character Building, Leadership Development, and Nation Building, Through this scholarship, awardee are expected to become the next future leader in Indonesia.
    • Awarded to Jonathan K.
      The Most Outstanding Student of School of Computer Science 2022 BINUS University Mar 2022 - Awarded as The Most Outstanding Student of School of Computer Science Bina Nusantara University 2022. Scoring basis : paper, public speaking, personality, academic and non-academic achievements. - Authored a paper titled "Pinter - Platform Peningkatan Keterampilan Kerja Mahasiswa Melalui Digitalisasi Usaha Mikro Kecil Menengah (UMKM)". The paper main focus of the paper is MSME Digitalization
    • Awarded to Jonathan K.
      Top 25% Hackathon BPJS Kesehatan 2021 - AI Category BPJS Sep 2021 - Conduct predictive analysis and create machine learning model for fraud claim detection on 249K data- Achieve 72,1% accuracy (Score : 721) on test data- Rank 25 out of 100 teams (Top 25%) competing in the AI Category Classification TaskThe leader board can be seen here https://hackathon2021.bpjs-kesehatan.go.id/
    • Awarded to Jonathan K.
      Best Freshmen Leader FYP B2024 SDC Binus University Feb 2021 Granted the honor of "Best Freshmen Leader FYP B2024"
    • Awarded to Jonathan K.
      1st Place Huawei ICT Competition 2020-2021 AI Track University Level Huawei ASEAN Academy Indonesia Dec 2020 The goal of the competition is to complete Huawei Certified ICT Associate (HCIA) AI certification and earn the highest score. Manage to complete the certification and placed 1st in the university level competition.
    • Awarded to Jonathan K.
      Top 22% Shopee Indonesia NDSC Payment Matching Challenge National Data Science Competition Indonesia by Shopee Nov 2020 • Ranks 39th (top 22%) out of 164 teams in Payment Matching Challenge held by Shopee National Data Science Competition Indonesia• Apply data science and processing technique to match 240K payment data from the bank statement with Shopee database
    • Awarded to Jonathan K.
      Top 12% Shopee Product Detection Competition Shopee Code League 2020 Jun 2020 • Ranks 99th (top 12%) out of 823 teams in Product Detection Competition held by Shopee Code League 2020• Apply data science & machine learning to build an image classification model in order to classify ~100K real life product images within 42 different categories
    • Awarded to Jonathan K.
      Top 14% Shopee Sentiment Analysis Competition Shopee Code League 2020 Jun 2020 • Ranks 49th (top 14%) out of 356 teams in Sentiment Analysis Competition held by Shopee Code League 2020• Apply data science & machine learning knowledge to build a classification model that able to determine customer sentiment and determine the rating from 1-5 stars. Use ~150K real-life product reviews as the datasets

  • Volunteer Experience

    • Proctor ICPC Asia Pacific Regional 2020

      Issued by ICPC - International Collegiate Programming Contest on Dec 2020
      ICPC - International Collegiate Programming ContestAssociated with Jonathan K.

    • Team Leader BSSC Wonder

      Issued by BINUS Square Student Committee (BSSC) on Sept 2020
      BINUS Square Student Committee (BSSC)Associated with Jonathan K.

    • Earth Hour Volunteer

      Issued by BINUS Square Student Committee (BSSC) on Feb 2020
      BINUS Square Student Committee (BSSC)Associated with Jonathan K.