Youcef Debbah Email and Phone Number
By the night ๐ a geek who enjoys coding for hours, and by the day ๐ข a social collaborator who can keep long meetings engaging and productive. Also publicly known as an enthusiastic full-stack Android developer with 6+ years of experience.I have a proven track record of delivering software features through clean and testable code. With 3 years of Android experience encompassing native Android development using Java and Kotlin, as well as modern mobile app development using Jetpack Compose and Compose Multiplatform. Complementing my frontend expertise, I have been crafting reliable and scalable backends for more than 4 years using MongoDB and MySQL databases. This includes 2 years of hands-on experience with building web apps using Java EE technologies and 2 years of implementing GraphQL and REST/RESTful APIs using Spring framework.๐ ๐'๐บ ๐ฒ๐ ๐ฐ๐ฒ๐ฝ๐๐ถ๐ผ๐ป๐ฎ๐น๐น๐ ๐ด๐ผ๐ผ๐ฑ ๐ฎ๐: ๐โ Identifying bottlenecks and performing micro-optimizations.โ Implementing high-performance and thread-safe data structures.โ Investigating and resolving subtle bugs and memory leaks.โ Coaching junior developers and performing code reviews.โ Designing modern icons that are meticulously optimized for the Android runtime.๐ค ๐'๐บ ๐ฎ๐ฑ๐ฒ๐ฝ๐ ๐ฎ๐ ๐๐ผ๐ฟ๐ธ๐ถ๐ป๐ด ๐๐ถ๐๐ต ๐ผ๐๐ต๐ฒ๐ฟ๐ ๐๐ผ: ๐คโ Brainstorm innovative ideas to conceptualize new features.โ Assess feature requests according to their feasibility and priority.โ Propose, plan, and participate in strategic migrations to newer technologies.โ Explain complex technical subjects to my colleagues without oversimplifying to help them make confident decisions.๐ ๐ข๐ฎ ๐ฆ๐ข๐จ๐ฆ๐ณ ๐ต๐ฐ ๐ฃ๐ณ๐ฐ๐ข๐ฅ๐ฆ๐ฏ ๐ฎ๐บ ๐ฑ๐ณ๐ฐ๐ง๐ฆ๐ด๐ด๐ช๐ฐ๐ฏ๐ข๐ญ ๐ฉ๐ฐ๐ณ๐ช๐ป๐ฐ๐ฏ๐ด ๐ฃ๐ฆ๐บ๐ฐ๐ฏ๐ฅ ๐ต๐ฉ๐ฆ ๐๐ญ๐จ๐ฆ๐ณ๐ช๐ข๐ฏ ๐ฎ๐ข๐ณ๐ฌ๐ฆ๐ต, ๐ช๐ฅ๐ฆ๐ข๐ญ๐ญ๐บ ๐ฃ๐บ ๐ค๐ฐ๐ฏ๐ต๐ณ๐ช๐ฃ๐ถ๐ต๐ช๐ฏ๐จ ๐ต๐ฐ ๐ข ๐ฑ๐ณ๐ฐ๐ซ๐ฆ๐ค๐ต ๐ธ๐ฉ๐ฆ๐ณ๐ฆ ๐ฎ๐บ ๐ข๐ค๐ค๐ฐ๐ฎ๐ฑ๐ญ๐ช๐ด๐ฉ๐ฎ๐ฆ๐ฏ๐ต๐ด ๐ค๐ข๐ฏ ๐ญ๐ฆ๐ข๐ท๐ฆ ๐ข ๐ด๐ถ๐ฃ๐ด๐ต๐ข๐ฏ๐ต๐ช๐ข๐ญ ๐ช๐ฎ๐ฑ๐ข๐ค๐ต.
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Full Stack Android DeveloperNexatech Apr 2022 - PresentStaoueli, Algiers, AlgeriaI have contributed to several projects at Nexatech, leveraging a wide range of technologies including native Android development (Java/Kotlin), modern mobile development with Compose Multiplatform, and backend development using Spring (REST/GraphQL). My responsibilities encompassed implementing new features, optimizing performance, and migrating legacy codebases.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐๐๐ฅ๐ข๐ฆ๐ฆ ๐๐๐ ๐ฃ๐ฅ๐ข๐๐๐๐ง๐ฆ ๐โ Implemented an efficient in-memoryโฆ Show more I have contributed to several projects at Nexatech, leveraging a wide range of technologies including native Android development (Java/Kotlin), modern mobile development with Compose Multiplatform, and backend development using Spring (REST/GraphQL). My responsibilities encompassed implementing new features, optimizing performance, and migrating legacy codebases.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐๐๐ฅ๐ข๐ฆ๐ฆ ๐๐๐ ๐ฃ๐ฅ๐ข๐๐๐๐ง๐ฆ ๐โ Implemented an efficient in-memory cache that achieved 72.4% higher throughput with similar latency compared to โConcurrentSkipListMapโ.โ Reduced the app bundle size of an Android app (Reporter PDF Maker) by 43% (from 40 MB to 28.3 MB) by performing meticulous tuning (to ProGuard rules) that is guided by in-depth code analysis.โ Migrated a sizeable legacy codebase (89 KLOC) from Java locks API to Kotlin Coroutines in just one week, implementing a custom ReadWrite Mutex.โ Identified and resolved multiple bottlenecks and memory leaks using Firebase Performance Monitoring, JMH benchmarks, and live profiling.๐๐ฉ๐ฆ๐ค๐ฌ ๐ฐ๐ถ๐ต ๐ต๐ฉ๐ฆ "๐๐ณ๐ฐ๐ซ๐ฆ๐ค๐ต๐ด ๐ด๐ฆ๐ค๐ต๐ช๐ฐ๐ฏ" ๐ง๐ฐ๐ณ ๐ฎ๐ฐ๐ณ๐ฆ ๐ฅ๐ฆ๐ต๐ข๐ช๐ญ๐ด ๐ฐ๐ฏ ๐ฆ๐ข๐ค๐ฉ ๐ฑ๐ณ๐ฐ๐ซ๐ฆ๐ค๐ต! Show less
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Startup ManagerDalti Mar 2021 - Mar 2022I founded a start-up and served as both the manager and the main Android developer. Our main product was a mobile app that keeps users updated on the real-time status of waiting queues at Algerian Post Offices, the users can receive a push notification or an SMS when their turn approaches. All in all, I was the glue that held together my amazing teammates in the face of hostile bureaucrats amidst legal and financial challenges.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐โ โฆ Show more I founded a start-up and served as both the manager and the main Android developer. Our main product was a mobile app that keeps users updated on the real-time status of waiting queues at Algerian Post Offices, the users can receive a push notification or an SMS when their turn approaches. All in all, I was the glue that held together my amazing teammates in the face of hostile bureaucrats amidst legal and financial challenges.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐โ ๐ ๐๐น๐๐ถ-๐๐ฎ๐๐ธ๐ถ๐ป๐ด: Founded my own startup, serving as both the manager and a developer. Consistently contributed to product design and software development while overseeing daily operations and resolving emerging disruptions.โ ๐ฃ๐ฒ๐ฟ๐๐ฒ๐๐ฒ๐ฟ๐ฎ๐ป๐ฐ๐ฒ: Despite my team management duties, I consistently wrote code while adeptly leading a team of five talented individuals amidst an unfair legal dispute.โ ๐ ๐ฒ๐ป๐๐ผ๐ฟ๐ถ๐ป๐ด ๐ป๐ฒ๐ ๐ต๐ถ๐ฟ๐ฒ๐: Hired two fresh graduates and mentored them as junior developers. Taught them about advanced algorithms and data structures, performance optimization, and handling memory leaks. Show less -
Platoon LeaderAlgerian National Army (Logistics Corps) Jan 2020 - Jan 2021Tlemcen, AlgeriaI served as a Platoon Leader in the Logistics Corps during my military service in the Algerian National Army. Despite the challenges posed by the COVID-19 pandemic, I demonstrated a strong work ethic, sound decision-making, and an innovative sense of workflow optimization.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐โ Consolidated a dozen MS Excel docs into a Java Swing app for efficient HR management at the HQ (3,500+ military personnel across 24 units).โ Planned and executed 2โฆ Show more I served as a Platoon Leader in the Logistics Corps during my military service in the Algerian National Army. Despite the challenges posed by the COVID-19 pandemic, I demonstrated a strong work ethic, sound decision-making, and an innovative sense of workflow optimization.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐โ Consolidated a dozen MS Excel docs into a Java Swing app for efficient HR management at the HQ (3,500+ military personnel across 24 units).โ Planned and executed 2 emergency response drills, which prepared me to lead my platoon as the first on the scene during a real-world emergency when the residence of the unit commander caught fire. Show less
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Javaee Software DeveloperNgnex-Soft Solution Nov 2018 - Jan 2020Bejaรฏa, AlgeriaI joined Ngnex-Soft as a contractor and independently developed a web application prototype for a challenging client. Upon client approval of the prototype, I was promoted to a full-time Java EE Software Developer. Collaborating with senior developers at Ngnex-Soft, I optimized and prepared the prototype for production. I maintained the application as it scaled to serve thousands of users and also contributed to migrating several other projects to enhance stability and reduce hostingโฆ Show more I joined Ngnex-Soft as a contractor and independently developed a web application prototype for a challenging client. Upon client approval of the prototype, I was promoted to a full-time Java EE Software Developer. Collaborating with senior developers at Ngnex-Soft, I optimized and prepared the prototype for production. I maintained the application as it scaled to serve thousands of users and also contributed to migrating several other projects to enhance stability and reduce hosting costs.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐โ Developed a web app prototype independently and applied significant optimizations to reduce its average response time from 3.4 sec to 250 ms.โ Led the migration of a legacy web app from Oracle Database and Payara server to MySQL and WildFly, achieving a 34% reduction in hosting expenses.โ Got promoted 2 times in less than one year after driving substantial business growth through strategic planning and technical problem-solving. Show less
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Web DeveloperFreelance Dec 2017 - Oct 2018As a fresh graduate, I began my career as a freelancer. I undertook two website projects, building the first from scratch and utilizing a similar template for the second. While the websites were relatively basic, I employed Java EE for their implementation to gain practical experience with enterprise-grade technologies.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐โ Created an original UI design using basic HTML/CSS (without any CSS frameworks), giving the plain JSF components aโฆ Show more As a fresh graduate, I began my career as a freelancer. I undertook two website projects, building the first from scratch and utilizing a similar template for the second. While the websites were relatively basic, I employed Java EE for their implementation to gain practical experience with enterprise-grade technologies.๐ ๐ก๐ข๐ง๐๐๐๐ ๐๐๐๐๐๐ฉ๐๐ ๐๐ก๐ง๐ฆ ๐โ Created an original UI design using basic HTML/CSS (without any CSS frameworks), giving the plain JSF components a fresh and elegant look.โ Employed many best practices in modern software development, including clean architecture, proper software testing, adherence to HTML5 standards, and support for multiple UI languages. Show less
Youcef Debbah Education Details
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A+ (Ranked 3Rd)
Frequently Asked Questions about Youcef Debbah
What company does Youcef Debbah work for?
Youcef Debbah works for Nexatech
What is Youcef Debbah's role at the current company?
Youcef Debbah's current role is Full Stack Android Developer at Nexatech | Java, Kotlin, Jetpack Compose.
What schools did Youcef Debbah attend?
Youcef Debbah attended Kasdi Merbah University - Ouargla.
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Youcef Debbah
Algiers -
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Youcef Debbah
Algiers
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