Courage to create a career in Mobile Development @magdamiu IWD2021 

@magdamiu 01 OOP Kotlin 02 Clean Code 03 Android Jetpack 04 05 Learning Plan 

@magdamiu About me ● Squad Leader Developer @YOXO ● Android Google Developers Expert ● Trainer & Speaker ● Co-organiser GDG Pitesti & WTM Bucharest 

@magdamiu Employment history Web Developer Aug 2010 - Oct 2010 Android Developer Nov 2010 - Aug 2015 Android Technical Lead Sept 2015 - Dec 2019 Squad Lead Developer Jan 2019 - Present GDE Android Feb 2019 - Present 

@magdamiu OOP 01 

@magdamiu ● DRY - Don’t Repeat Yourself ○ Applicable whenever we copy / paste a piece of code ● KISS - Keep It Simple and Stupid ○ Whenever we want to implement a method to do all things ● YAGNI - You Ain’t Gonna Need It ○ Don’t write code which is not yet necessary ● SOLID ○ Single responsibility (SRP) ○ Open-closed (OCP) ○ Liskov substitution (LSP) ○ Interface segregation (ISP) ○ Dependency inversion (DIP) Design Principles 

@magdamiu Design Patterns 

@magdamiu Kotlin 02 

@magdamiu 

@magdamiu ● General-purpose ● FP + OOP ● Open source (Apache 2.0) ● Developed by JetBrains ● Static typing What is Kotlin? 

@magdamiu *.kt *.java Kotlin compiler Java compiler *.class *.jar App Kotlin runtime Kotlin is 100% interoperable with Java 

12 Kotlin is about developer’s happiness and productivity 

@magdamiu Clean Code 03 

@magdamiu 

The boy scout rule Leave the campground cleaner than you found it. 

@magdamiu System System Command Query Output System Changed state Output (result) Changed state Output (result) Command Query Separation 

Every time you write a comment, a cat cries somewhere... 

@magdamiu Android Jetpack 04 

@magdamiu Android Jetpack UI Jetpack Compose Foundation AndroidX, Android KTX Architecture LiveData, ViewModel, Lifecycle, Room, Navigation, Paging, Hilt Behaviour Slices, Security, Permissions 

@magdamiu Tools for Android Development CI/CD Pipeline 

@magdamiu Learning Plan 05 

@magdamiu The “process” SWOT Where I am now Retro How it was and what’s next OKRs What I want to achieve Review What I achieved 01 02 04 03 

@magdamiu Step 1 SWOT Where I am now 

@magdamiu Personal SWOT Analysis Strengths Advantages like: skills, achievements, certifications, education, connections Weaknesses Skills that should be improved (technical or work habits) Opportunities Events, conferences, new role/project, industry growing Threats Impediments at work, changes, weaknesses lead to threats S O W T Here you can evaluate your profile 

@magdamiu Step 2 OKRs What I want to achieve 

@magdamiu OKRs (Objectives and Key Results) OKR 1 OKR 2 Key Result 1 Key Result 2 Key Result 1 Key Result 2 

@magdamiu Superpower Focus and commit to priorities Superpower Align and connect with your goals Superpower Track for accountability 1 2 3 OKRs superpowers 4 Superpower Stretch for amazing 

@magdamiu OKR sample Learn Kotlin for Android Development 6 months / weekly review Quantity Goal Quality Goal Result 1 Kotlin Koan per week Learn specific features of the language => 1 feature / week Exercise often and on a set of Koans proposed by JetBrains Write one detailed article about a specific topic per month Improve my writing skills and learn by teaching to others Learn new things, help the community and get feedback 3 code samples runned per week Get a repo with samples that I can re-check (use ktlint) Gain real experience in programming using Kotlin 

@magdamiu Step 3 Review What I achieved 

@magdamiu ● Score your results ● Keep notes of your accomplishments ● Look for feedback because development is continuous ● Surround yourself with people who motivate and inspire you ● Find a mentor Review process 

@magdamiu Step 4 Retrospective How it was and what’s next 

@magdamiu ● Did I accomplish all of my objectives? ○ YES => what contributed to my success? ○ NO => what obstacles did I encounter? ● Understand what is your WHY ● Repeat the process Retrospective 

@magdamiu How to stay up to date 📃Official Documentation from Google 🌐Blogs and Websites 💻Code Examples (Codelabs & GitHub) 📰Newsletters 📚Books & Online Courses 🎞Videos & Youtube Channels 📻Podcasts 󰞵󰠁Twitter 🎤Conferences & Meetups 🚨Troubleshooting 

@magdamiu Learn more... 

@magdamiu What Guides Me ● Set objectives and track the progress ● Focus on your strengths ● The best gift is confidence ● Find a mentor to boost your career ● Learn to say NO ● Good enough is better than perfect ● If it’s difficult, take a break, and start over Lessons Learned 

@magdamiu magdamiu.com Thank you