Milos Fec, Developer in Prague, Czech Republic
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Milos Fec

Verified Expert  in Engineering

Software Developer

Location
Prague, Czech Republic
Toptal Member Since
January 28, 2016

Milos对Android充满热情，他的工作经历也反映了这一点. He has built Java applications, 使用JNI和c#创建本地C/ c++库和Java包装器类 .NET using MonoDroid. 他曾担任团队负责人，为一个高度关注安全性的支付终端开发了一个改进的Android操作系统, including Linux hardening. Milos还引入了新的系统应用程序、服务和Android框架修改.

JavaAndroid APIAndroid SDKAndroidCGitC++JiraEmbedded SystemsLinuxAndroid StudioJNIAndroid NDKModel View ViewModel (MVVM)Embedded C++AppiumGerritEspressoMonoDevelopVisual BasicAOSP

Portfolio

Prusa
C, C++, ARM Embedded, FreeRTOS, Bootloaders, Embedded Development...
2N
Jenkins, Jira, Gerrit, Git, Linux Kernel, Java, C++, C, Android SDK...
2N
GitLab CI/CD、GitLab、Jenkins、Gerrit、Confluence、Jira、Git、c++、C、Java...

Experience

Java - 12 yearsAndroid SDK - 11 yearsLinux - 9 yearsC - 8 yearsC++ - 8 yearsAndroid NDK - 5 yearsJNI - 5 yearsKotlin - 3 years

Availability

Part-time

Preferred Environment

Git, Android Studio, Linux, MacOS

The most amazing...

...我所做的工作是为一款名为Aevi Albert的独特支付终端开发Android操作系统.

Work Experience

External Consultant | Firmware Developer

2021 - PRESENT
Prusa
  • Provided consultancy regarding development standards, workflow, 和流程，以提供高质量和可维护的解决方案.
  • 设计、记录和实现了特定于平台的安全方式来更新引导加载程序.
  • Implemented POSIX filesystem calls for small ARM Embedded platform, including FAT and LittleFS filesystem mounting.
  • 编写Python框架，使用QEMU仿真器对固件进行自动测试.
Technologies: C, C++, ARM Embedded, FreeRTOS, Bootloaders, Embedded Development, Software Design, Embedded C++, Embedded Systems, Low-level Programming

External Consultant | System Developer

2020 - PRESENT
2N
  • Identified and fixed critical bugs of Android devices (Kernel, Linux binaries, system services), preparing tools and custom builds for monitoring specific issues.
  • 合作开发一款新的Android设备(OS开发，架构，安全).
  • Consulted regarding Android API, system services, and optimizations.
Technologies: Jenkins, Jira, Gerrit, Git, Linux Kernel, Java, C++, C, Android SDK, Android NDK, Embedded Development, Software Design, Embedded C++, Embedded Systems, Low-level Programming, Kotlin

Head of Mobile Platforms

2018 - 2020
2N
  • 通过修复引导加载程序中的几个关键错误，帮助Android设备准备发布, Kernel, Android recovery, and framework.
  • 介绍了编码风格、提交风格和工作流程的质量标准.
  • Refactored legacy solutions to use Android and Linux standards, improving stability and maintainability.
  • Fixed long-term issues of older Android devices. Used Android framework and apps, Kernel drivers, and Native Daemon.
  • 在软件和硬件方面紧密合作设计新产品.
  • Cooperated with multiple departments and suppliers on software, hardware, manufacturing, and quality control.
  • 在实现之前识别安全问题，并设计解决方案改进以防止风险.
  • Led a team of five developers working on the system and Android apps.
Technologies: GitLab CI/CD、GitLab、Jenkins、Gerrit、Confluence、Jira、Git、c++、C、Java, Android API, Android NDK, Android SDK, Embedded Development, Software Design, Embedded C++, Embedded Systems, Low-level Programming, Kotlin, AOSP

Developer | Owner | CEO

2009 - 2018
Limeas
  • 根据客户的规范设计和开发J2ME应用程序.
  • 咨询正在创建Android多媒体应用程序的公司(使用DRM).
  • 开发执行广告服务、Google Analytics和Play Store应用内计费的Android应用.
  • 开发了一个运行在单独进程中的Android服务，用于大的位图操作(防止应用程序主进程中的内存碎片).
  • 创建了一个Android库，提供扩展功能(新的视图和视图组), Drawables, media manipulation, and other tools).
  • 获得各种Android库和工具(Android支持库)的经验, third-party libraries, a DDMS/Device Monitor, and MemoryAnalyzer).
  • 雇佣并指导几名开发人员开发Android应用程序、云服务和网站.
Technologies: Git, Android, C#, C, C++, J2ME, Java, Software Design, Bluetooth, Low-level Programming, Kotlin

Android Developer

2017 - 2017
Techona
  • Integrated WebView with optimizations (pre-caching of resources).
  • Implemented an advanced filter and search engine.
  • Wrote automated UI tests (Espresso and Appium).
  • Automated the build process for many build variants.
  • 为项目创建体系结构并重构它(MVP模式).
Technologies: Python, Appium, Espresso, Java, Software Design

Android Developer

2016 - 2016
Datasys
  • Automated UI tests (Appium).
  • Integrated communication with the payment terminal.
  • Integrated printing using thermal printer.
  • Created custom printing library with hi quality bitmap generation.
  • 重构了XML布局和样式，使代码简洁、可重用和可维护.
  • Implemented synchronization of local database with the server.
Technologies: Appium, Java, Bluetooth

Android Team Lead

2016 - 2016
Chess.com
  • Analyzed and refactored code to use the MVP pattern.
  • Created reusable views and components using a common app style.
  • 增加新功能，注重长期稳定性和可维护性.
  • Cleaned up Git branches, specified and applied Git workflow.
  • 为问题跟踪、Jira工作流程、应用程序版本控制和发布计划建立流程.
  • 撰写项目结构、代码风格、提交风格等标准文档.
  • 建立Android应用程序的质量保证和发布流程.
  • Led team of five Android developers, all working remotely.
技术:Fabric, Amplitude, Dagger, Android, Java，软件设计

SW Architect | Team Leader

2013 - 2015
Wincor Nixdorf
  • Optimized an app UI for better HW acceleration performance.
  • 创建了一个Android库，用于与使用异步拨号调制解调器连接到银行服务器的异步拨号USB调制解调器通信.
  • Cooperated with an external company providing security features, implemented Linux hardening on an Android 4.0操作系统，修改权限满足要求，并获得PCI认证.
  • 引入了新的系统应用程序和服务，以保持超出常规Android操作系统范围的安全功能.
  • 修改了一个Android框架，特别是UI和后端功能.
  • 领导一个由七人组成的团队开发Android操作系统.
技术:C、c++、Java、软件设计、嵌入式系统、低级程序设计、AOSP、Gerrit

Mobile Developer

2008 - 2013
Resco.net
  • Created Windows Mobile applications (C/C++).
  • Built a library for communication with Bluetooth headsets (AVRCP).
  • Developed Android applications (Java).
  • 开发了一个Android本地代理服务器，用于互联网广播流媒体，增加了读取元标签(歌曲信息)和记录流同时播放的功能.
  • Worked on a multi-platform project Mobile CRM (Windows Mobile, Windows Phone, Android, iOS) using MonoDroid.
  • 使用相应的Java库构建本地库(C/ c++)(使用JNI), integrated Java libraries into C# MonoDroid project.
Technologies: MonoDroid, .. NET, c#， Java, C, c++，软件设计，蓝牙，低级编程

Excel Macro Specialist

2007 - 2008
IBM
  • Created Excel macros using Visual Basic for Applications.
  • Worked with IBM Lotus Notes.
  • 建立MS Excel和IBM Lotus Notus之间的连接(使用Microsoft组件对象模型).
  • 创建了一个自动Excel文档导出与更多Excel文件的合并数据.
  • 开发自动电子邮件，根据附加的Excel文档生成内容和收件人.
Technologies: Visual Basic, Microsoft Excel

Resco Mobile CRM

http://www.resco.net/mobilecrm/
Microsoft Dynamics CRM的多平台移动应用程序.

Aevi Albert

A new kind of payment terminal using Android OS.

Clean It

A simple Android game released in December 2011 which gained 250,000 downloads within the first month.

Slidey

A sliding puzzle Android game supporting image importation, optimized for low-end devices, and handles large bitmap loading in a separate process.

Chess.com

http://play.google.com/store/apps/details?id=com.chess
与全球超过1000万玩家下棋，解决超过5万个谜题. 您可以访问数千个视频和顶级大师的互动课程以及更多功能.

Indoor Touch 2.0

http://www.2n.cz/en_GB/products/answering-units/2n-indoor-touch-2
The 2N® Indoor Touch 2.0 answering unit guarantees reliable video door communication. The Android OS, more powerful hardware, 简单的用户界面使其易于集成2N®Indoor Touch 2.0 with third-party applications. For example, 家庭自动化系统可以在钢化玻璃制成的7英寸触摸屏上舒适地操作.

Languages

C, Java, C++, Kotlin, Embedded C++, Visual Basic, Python, C#, SQL, XML

Frameworks

Android SDK, JNI, .NET, Espresso, Appium, Dagger, Dagger 2, GStreamer

Libraries/APIs

Android API, Fabric, FFmpeg

Tools

Git, Jira, Android Studio, Android NDK, Microsoft Excel, Confluence, Gerrit, Jenkins, GitLab, GitLab CI/CD, U-Boot, TeamCity, Subversion (SVN), Eclipse Memory Analyzer, MonoDevelop, TFS, Eclipse IDE

Platforms

Android, Linux, J2ME, NetBeans, Android TV, MacOS

Other

Low-level Programming, Embedded Development, Software Design, Embedded Systems, MonoDroid, Amplitude, Linux Kernel, Linux Kernel Drivers, ARM Embedded, FreeRTOS, Bootloaders, OkHttp, Digital Rights Management (DRM), Bluetooth, AOSP

Paradigms

模型视图视图模型(MVVM)，模型视图演示器(MVP)， Scrum，敏捷软件开发

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