Ivan Voras，博士，克罗地亚萨格勒布的开发人员
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Ivan Voras, PhD

Verified Expert  in Engineering

CTO Developer

Location
Zagreb, Croatia
Toptal Member Since
August 26, 2014

伊万拥有计算机工程博士学位. 他曾担任CTO和系统架构师，创建了多个项目和业务. 他有架构和实现服务器端解决方案的经验, 包括分布式平台, such as blockchains, chat servers, and game back-ends. 他帮助建立了Toptal区块链专业化, 担任技术筛选员, 并在Toptal学院讲学.

Back-end DevelopmentOpen SourceSoftware EngineeringBack-endWeb DevelopmentSaaSSystem AdministrationCTOAPI DesignAPI DocumentationSMTPCryptocurrencyBitcoinBack-end ArchitectureWeb ArchitecturePostgreSQLESP8266PyGameBlockchainDigital ElectronicsKeychainFirmwareMediaWikiSSLIMAP

Portfolio

ThoughtLeaders Ltd
ELK (Elastic Stack)，数据管道，数据工程，Python, Django...
Equinox Vision d.o.o.,
Go, Unity, DevOps, Management, PostgreSQL, HTTP API, Crypto，抓取...
自雇人士
PostgreSQL, Python, Go, C，数据库设计，Django，区块链，密码学...

Experience

后端架构- 20年Web应用程序架构——20年数据库设计- 18年Python - 15 yearsCTO - 11 years商业服务——10年Blockchain - 8 yearsGo - 6 years

Availability

Part-time

Preferred Environment

Visual Studio Code (VS Code), Go, Git, GCC, Vim Text Editor, Linux, Python, Back-end Development, 亚马逊网络服务(AWS)

The most amazing...

...我创建的是增强现实平台Equinox XR, 用基于gps的AR内容带来虚拟和现实.

Work Experience

Data and DevOps Engineer

2023 - PRESENT
ThoughtLeaders Ltd
  • 开发了人工智能数据处理管道，用于在开放网络和媒体平台的抓取内容中检测品牌.
  • 使用AWS服务和Elasticsearch，使AI数据处理管道水平可扩展.
  • 开发用于修改和维护Elasticsearch中的数据的工具，以支持业务流程和决策.
技术:ELK (Elastic Stack)，数据管道，数据工程，Python, Django, Databases, AWS Lambda, DevOps, 自然语言处理(NLP), Machine Learning, Elasticsearch

CTO and Founder

2019 - PRESENT
Equinox Vision d.o.o.,
  • 为公司正在开发的全球AR平台设计并开发了一个高度可扩展的后端架构，以处理数十万用户.
  • 组建了一个由开发人员、设计师和营销人员组成的团队，将公司作为创业公司推出.
  • 在公司早期管理创业公司的创始团队.
Technologies: Go, Unity, DevOps, Management, PostgreSQL, HTTP API, Crypto，抓取, System Architecture, Software Architecture, CTO, API Design, Architecture, Databases, Kubernetes, Back-end Development, Back-end Architecture, API Integration, Technical Leadership, Full-stack, Team Leadership, SaaS, APIs, Augmented Reality (AR), AR Interfaces, REST APIs, Financials, Back-end, Scripting, Docker, Docker Compose, Web Security, REST, Scalable Architecture, Due Diligence, Distributed Systems, Puppet, 不可替代令牌(NFT), Solution Architecture, GPT, Email, OpenAI GPT-3 API, 生成预训练变压器(GPT), Machine Learning, ChatGPT API, ERC-20, .NET, Leadership, Web Architecture, Web应用程序体系结构, Business Services, Full-text Search, Data Scraping, 最小可行产品(MVP)

顾问|区块链开发者

2015 - PRESENT
自雇人士
  • 使用PostgreSQL, Redis和Python开发了比特币浏览器工具的后端.
  • 为大公司和初创公司处理DBA和DevOps.
  • 曾在一家自雇公司担任顾问和自由职业者在web应用程序架构, 大数据处理架构, 高性能网络服务.
Technologies: PostgreSQL, Python, Go, C，数据库设计，Django，区块链，密码学, Web Services, HTTP API, Bitcoin, Cryptocurrency, Ansible, Linux, Security Policies & Procedures, Linux Servers, Amazon S3 (AWS S3), Crypto, ARM, Makefile, CMake, 亚马逊网络服务(AWS), PCB Design, Scraping, Data, System Architecture, IT Consulting, Cloud, Software Architecture, CTO, MySQL, Technical Writing, API Design, Embedded C, PCB, Microcontrollers, Architecture, Databases, Kubernetes, Flask, Back-end Development, Back-end Architecture, API Integration, Web Development, Technical Leadership, MQTT, Cassandra, Full-stack, Solidity, API Development, Team Leadership, SaaS, APIs, Open Source, REST APIs, API Documentation, Back-end, Scripting, Data Pipelines, Apache Kafka, Swagger, Docker, Docker Compose, REST, Blockchain & Cryptocurrency, Ethereum, 分散式金融(DeFi), 以太坊智能合约, Software Design, Scalable Architecture, Web Scraping, Data Engineering, Distributed Systems, Container Orchestration, 不可替代令牌(NFT), Solution Architecture, GPT, Email, G Suite, SMTP, IMAP, Raspberry Pi, 物联网(IoT), Embedded Linux, LAMP, Database Performance, ChatGPT API, ERC-20, Business Services, 自然语言处理(NLP), Elasticsearch, 大型语言模型(llm), Data Scraping

Open Source Developer

2000 - PRESENT
Freelance
  • 撰写了数十个开源项目，包括应用程序和库.
  • 创建了一个更快、更快、高性能的内存缓存服务器，具有比Memcached更多的特性.
  • 为PostgreSQL构建了一个模块(用C语言编写)，以扩展全文搜索功能，支持克罗地亚语言.
  • 为PostgreSQL开发了一个模块(用C语言写的)来支持即时运行.
  • 用JavaScript和PHP创建客户端公钥加密模块，用于不使用SSL的安全用户身份验证.
  • 为不支持浮点数的环境开发了一个C语言的定点头库.g., embedded).
  • 创建了一个加密的记事本应用程序，用于桌面和安卓编辑，直接保存加密的文件.
  • 定期在http://ivoras更新博客.net/blog/tree/.
Technologies: Java, PHP, Python, C++, C, Database Design, System Administration, Embedded Software, Bitcoin, Cryptocurrency, Linux, Crypto, Android, System Architecture, IT Consulting, Software Architecture, MySQL, Technical Writing, API Design, Django, Architecture, Databases, GDB, Valgrind, Back-end Development, Back-end Architecture, API Integration, SaaS, APIs, Open Source, REST APIs, API Documentation, Back-end, Scripting, HTML, Apache Kafka, Swagger, Docker, Docker Compose, REST, Microservices, Blockchain & Cryptocurrency, Smart Contracts, Software Design, Distributed Systems, Container Orchestration, Solution Architecture, GPT, Email, SMTP, IMAP, Raspberry Pi, Embedded Linux, LAMP, ERC-20, 自然语言处理(NLP), Full-text Search, 大型语言模型(llm), 最小可行产品(MVP)

Solidity Developer

2022 - 2023
Tinloof GmbH
  • Participated in R&D关于在区块链上管理社区.
  • 在Solidity上创建复杂的社区管理智能合约.
  • 在Solidity中使用马尔可夫链算法在区块链上使用小型版本的生成式人工智能开发了一个原型.
技术:Solidity, Python, Tokenization

高级后端开发人员和大数据架构师

2021 - 2023
OpenNovations
  • 在Go中创建了一个性能优化的日志处理器，用于实验室系统的异常检测, 每秒可以分析几十gb的数据.
  • 使用Ansible解决了一个新产品的DevOps设置问题.
  • 解决了PostgreSQL部署和性能问题.
技术:DevOps，大数据架构，大数据，Go

高级PHP开发主管

2016 - 2021
立足点科技有限公司.
  • 解决一个大型web应用程序的性能问题和日常数据库问题.
  • 与DevOps团队合作并咨询解决与Linux内核和PostgreSQL内部相关的难以捕获的问题.
  • 参与系统管理/运维活动和需求的规划和设计.
  • 使用气流和雪花管理一个数据处理管道.
Technologies: PHP, SQL, PostgreSQL, Snowflake, Embedded Software, System Architecture, IT Consulting, 亚马逊网络服务(AWS), Software Architecture, Architecture, Databases, Back-end Development, Back-end Architecture, Web Development, Technical Leadership, Full-stack, Data Pipelines, Web Security, REST, JavaScript, CSS, HTML5, Data Science, Scalable Architecture, Data Engineering, Solution Architecture, LAMP, Performance Tuning, Database Performance, Web Architecture, Web应用程序体系结构

C Developer

2015 - 2018
EvoBits信息技术有限公司
  • 使用Python和PostgreSQL开发区块链浏览器产品的后端.
  • 创建了一个系统，定期将区块链数据导入到PostgreSQL中进行分析.
  • 开发了比特币代码库的分支，以作为山寨币.
Technologies: C, Bitcoin, Unit Testing, CentOS, Bash, Python, Bitcoind, IT Consulting, Back-end Development, Back-end Architecture, REST, Blockchain & Cryptocurrency, Smart Contracts, Software Design, Distributed Systems, C++, Puppet, Performance Tuning, Database Performance

CTO and Founder

2014 - 2016
Akira Industries
  • 为物联网产品开发PCB板的多次迭代.
  • 组装和测试预生产PCB板，并使其准备生产.
  • 与中国制造商(JLCPCB)一起管理PCB制造和预生产PCB样品的组装.
技术:电子产品, Digital Electronics, PCB Design, CTO, Embedded C, PCB, Microcontrollers, Architecture, Back-end Development, Back-end Architecture, Renewable Energy, Technical Leadership, Team Leadership, REST, Software Design, Container Orchestration, Puppet, Raspberry Pi, 物联网(IoT), IoT Protocols, Performance Tuning, Database Performance, Leadership, Web Architecture, Web应用程序体系结构, Business Services, Elasticsearch, 最小可行产品(MVP)

Kernel Developer

2007 - 2015
FreeBSD
  • 编写处理存储系统(GEOM)的内核端代码.
  • 设计并实现了一个设备级日志模块.
  • 设计并实现了虚拟存储模块.
  • 在FreeBSD年度会议上发表关于我在存储系统(GEOM)方面的工作的演讲.
  • 参与了充满活力的国际用户和开发者社区.
Technologies: C, SQLite, FreeBSD, System Architecture, Software Architecture, API Design, GDB, Valgrind, API Development, REST APIs, API Documentation, Back-end, Scalable Architecture, C++, Raspberry Pi, Embedded Linux, Performance Tuning, Database Performance

互联网服务架构师

2001 - 2015
University of Zagreb
  • 在web内容管理系统还是一个新概念的时候，设计并实现其核心(2001-2002).
  • 作为技术和产品架构师，设计了学院网站和学生信息系统.
  • 设计了一个非常模块化的web应用框架.
  • 设计并优化数据库的设计，使其包含最新的PostgreSQL特性.
  • 设计并实现了基于FreeBSD的服务器端环境，实现了高性能和正常运行时间.
  • 将新技术应用到现有产品和工艺中.
  • 完成了高效多线程客户机-服务器架构的博士学位.
技术:PostgreSQL, PHP，数据库设计，系统管理，安全策略 & Procedures, Architecture, Back-end Development, Back-end Architecture, Technical Leadership, API Development, Team Leadership, Open Source, Web Security, REST, JavaScript, CSS, HTML5, Software Design, Scalable Architecture, Email, SMTP, IMAP, Performance Tuning, Database Performance, Leadership, Web Architecture, Web应用程序体系结构, Full-text Search, Elasticsearch

一本关于在东欧经营早期创业公司的书

http://www.amazon.com/European-VC-Funded-Startup-Guide-Eastern-ebook/dp/B0C2XT3BV1?crid=3UR2IQ4LWZD2Z
探索东欧国家的创业环境，回顾有限责任公司和公司股权在接近市场的概念上的差异. 这个快速参考指南是围绕主要作者构建的, Ivan Voras, 附加章节由客座合作者撰写. 这些章节简明扼要，专注于克服创业公司可能面临的各种障碍. 你会从与地区相关的建议中受益，找到值得创业解决的问题, how to hire people, 如何融资, 以及如何寻找并与投资者沟通.

Daisy Blockchain

http://github.com/ivoras/daisy
一个私有区块链，其中块是SQLite数据库，在Go中.

ESP8266 3LED

http://easyeda.com/84e3e8ee/ESP8266_3LED_1_3-9442fb3e6844443299208137daf8dcda
围绕esp12s模块(带ESP8266)的物联网板，由9V-18V直流插孔供电, 带有三个WS2812 led信号, two buttons, an OLED display, a beeper, 还有一个温度和湿度传感器. 该板的作用是充当一个集线器，连接到其他有更多传感器的设备.

Bullet Cache

内存缓存服务器比Memcached更快(在其时间范围内)，并且具有更多的特性, 例如缓存记录标记和标记过期. 它还对多个缓存项具有更灵活的操作.

My Electronics Blog

http://ivoras-electronics.tumblr.com/
Since late 2015, 我一直在用Arduinos和类似的电子产品做越来越多的工作. 我创建了一个博客来分享我学到的东西，并从评论中学习!

我目前对低功耗设计和太阳能很感兴趣.
在IIS上安装Django的图片:一步一步的教程出版物
Publication

在IIS上安装Django:一步一步的教程

http://uw.joyerianicaragua.com/django/installing-django-on-iis-a-step-by-step-tutorial
多处理网络服务器模型指南出版物图像
Publication

多处理网络服务器模型指南

http://uw.joyerianicaragua.com/software/guide-to-multi-processing-network-server-models
随处软件开发的图像:我的分布式远程工作场所出版物
Publication

软件开发无处不在:我的分布式远程工作场所

http://uw.joyerianicaragua.com/remote/software-development-anywhere-my-distributed-remote-workplace
与ESP32音频采样出版物工作的图像
Publication

工作与ESP32音频采样

http://uw.joyerianicaragua.com/embedded/esp32-audio-sampling

Languages

Go, SQL, Python, C, Snowflake, Stored Procedure, Regex, PL/pgSQL, Embedded C, Solidity, C#, PHP, Java, Bash, HTML, JavaScript, CSS, HTML5, C++

Frameworks

姜戈，击倒(击倒).js)， Flask, Bootstrap, Swagger， .NET, .NET Core, Unity3D, Unity

Libraries/APIs

API Development, REST APIs, Social Media APIs, LibC, Sockets, HTTP API, POSIX, Arduino RTC, Python Imaging Library, LocalStorage, AES, Puppet.. js, Social API, Pygame, FFmpeg, SDL, Google API, pcap, ZeroMQ

Tools

Ansible, PuTTY, Vim Text Editor, Git, Apache, GitHub, Django-admin-tools, Trac, Subversion (SVN), Bitbucket, KVM/Qemu, NGINX, Mercurial, SQL Prompt, VirtualBox, Makefile, CMake, Valgrind, MQTT, Docker Compose, Puppet, Apache Airflow, Postfix, Notepad++, MediaWiki, HSQLDB, cURL Command Line Tool, Trello, GCC, VPN, GDB, G Suite, ELK (Elastic Stack)

Paradigms

Concurrent Programming, Back-end Architecture, Database Design, REST, Hosting, Web Architecture, Web应用程序体系结构, 面向对象编程(OOP), DevOps, Socket Programming, Microservices, Real-time Systems, 高性能计算, Refactoring, Clean Code, Data-driven Programming, 面向对象设计(OOD), Management, Unit Testing, Data Science

Platforms

Blockchain, Ubuntu, Linux, LAMP, Raspberry Pi, BSD, Red Hat Linux, Debian Linux, CentOS 6, CentOS, Kubuntu Linux, Linux RHEL/CentOS, Unix, FreeBSD, 亚马逊网络服务(AWS), Docker, Ethereum, Embedded Linux, Xen, Django CMS, Android, Raspbian, Kernel Programming, Keychain, Arduino, Kubernetes, Apache Kafka, Visual Studio Code (VS Code), Hyperledger, AWS Lambda

Storage

PostgreSQL, Database Performance, SQLite, Memcached, Cache, FlatFile, 数据库管理(DBA), Databases, SQL Stored Procedures, Database Modeling, NoSQL, LevelDB, DB, Redis, smbd, MySQL, Amazon S3 (AWS S3), Data Pipelines, Elasticsearch, Cassandra, SQL Performance, MySQL Daemon, Internal Databases, Database Replication, JSON, Apache Derby, Firebird, LVM, CouchDB, Berkeley DB, MongoDB

Other

Performance Tuning, Software Architecture, Cryptocurrency, Cryptocurrency发展, Architecture, Version Control, IMAP, SMTP, TCP/IP, SSL, Bitcoind, Back-end Development, System Architecture, HTTP, Open Source, Bitcoin, System Administration, SSH, Memory Mapped Files, IT Consulting, Software Engineering, Linux Servers, Data, CTO, Technical Writing, API Design, API Integration, Web Development, Technical Leadership, SaaS, APIs, API Documentation, Back-end, Scripting, Software Design, Scalable Architecture, Solution Architecture, Email, 最小可行产品(MVP), Podcasting, Game Back-end, Documentation, White Papers, Security Policies & Procedures, ESP8266, Hardware, Electronics, Firmware, Network Programming, WebSockets, Bluetooth, 分布式文件系统, Cryptography, Ethernet, Networks, Web Services, UDP, Encryption, 传输控制协议(TCP), Embedded Systems, Site Speed Optimization, Public-key Cryptography, SFTP, FTP, GNU, Unix / Linux虚拟化, RSync, Multithreading, Writing & Editing, iSCSI, Hash, Regular Expressions, HTTP Server, Data Structures, Prototyping, Embedded Software, Crypto, Cryptocurrency APIs, Blockchain & Cryptocurrency, Scraping, Cloud, Team Leadership, Augmented Reality (AR), AR Interfaces, Web Security, WhatsApp, Smart Contracts, 分散式金融(DeFi), 以太坊智能合约, Web Scraping, Data Engineering, Distributed Systems, Container Orchestration, 不可替代令牌(NFT), Computer Science, GPT, 物联网(IoT), IoT Protocols, OpenAI GPT-3 API, ChatGPT API, ERC-20, Leadership, Business Services, 自然语言处理(NLP), Full-text Search, 大型语言模型(llm), Data Scraping, Social Media Analytics, Data Warehousing, Data Warehouse Design, Consulting, Digital Electronics, Algorithms, ARM Embedded, Apache Cassandra, Electrical Engineering, System Design, NFS, Unix Shell Scripting, Genetic Algorithms, RPC, Memory Profiling, 社交媒体整合, Single Sign-on (SSO), Protocol Buffers, RSA, OAuth, Peer-to-peer Networking, Lean Development, Embedded Hardware, Software Consulting, Technical Consulting, ARM, PCB Design, PCB, Microcontrollers, Renewable Energy, Full-stack, Financials, Due Diligence, 生成预训练变压器(GPT), Machine Learning, Polygon, Tezos, Tokenization, Big Data Architecture, Big Data

2006 - 2011

计算机工程博士学位

萨格勒布大学-克罗地亚

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与你选择的人才一起工作，试用最多两周. 只有当你决定雇佣他们时才付钱.

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