Andrew is available for hire

Andrew Crosio

Verified Expert in Engineering

Software Developer

Location

Chonburi, Thailand

Toptal Member Since

August 6, 2015

在过去的15年里，Andrew用各种语言为各种设备开发软件应用程序. 在过去的六年里，他曾在国家和地区市场领先的网络公司和初创公司工作. 安德鲁曾在各种在线行业的大大小小的项目中工作并领导过各种规模的团队. 他为自己能按时、按高质量标准制造出强大的产品而感到自豪.

Test-driven Development (TDD)Python Behavior-driven Development (BDD)JavaScript Testing Redis Django ORM Django AngularJS Docker RSpec Slim CSS PostgreSQL Scrum CouchDB

Portfolio

Ouibring

Amazon Web Services (AWS)， PostgreSQL, JavaScript, Serverless, Python

Agoda

Elasticsearch, Grafana, Graphite, Vertica, Scala, Hadoop, C#

Insydo

Redis, PostgreSQL, Elasticsearch, Docker, Swift, AngularJS, Python

Experience

Python - 8 years JavaScript - 7 years HTML - 7 years Django - 4 years Ruby on Rails (RoR) - 3 years AngularJS - 3 years Ember.js - 2 years Vue - 1 year

Availability

Part-time

Preferred Environment

Amazon Web Services (AWS), Git, Xcode, Atom, OS X

The most amazing...

...我创立并投资的是一家共享经济物流公司.

Work Experience

CTO & Founder

2016 - PRESENT

Ouibring

Built from the ground-up with modern technologies.
Joined a successful accelerator as part of Ouibring.
Successfully acquired seed funding.
使用CI/CD环境来自动部署和测试代码.

技术:亚马逊网络服务(AWS)， PostgreSQL, JavaScript, Serverless, Python

Development Manager

2015 - 2015

Agoda

领导跨职能团队维护遗留产品并实现新功能.
Designed the software architecture of new features.
Prototyped a transformation-based service for page branding.
促进软件实现和测试的最佳实践.
Participated in the hiring process for software engineers.

技术:Elasticsearch, Grafana, Graphite, Vertica, Scala, Hadoop, c#

Director of Technology

2014 - 2015

Insydo

为基于web的共享设备API创建了一个三级RESTful API.
Created an internal workflow and information management system, including aspects of research, editorial, and approval processes for processing all information.
为分布式信息的扇出和聚合模式创建一个小型框架. Implemented this framework for creating social newsfeeds.
构建一个持续部署系统，在将容器部署到生产系统之前，通过运行高级特性测试来验证Docker容器.
领导开发了一个推荐搜索系统，集成了NumPy等工具, SciPy, and Elasticsearch, and techniques such as word vectorization, machine learning (clustering), and lexical databases.
Created the alpha version iOS application using Swift for iOS.

技术:Redis, PostgreSQL, Elasticsearch, Docker, Swift, AngularJS, Python

VP of Engineering

2014 - 2014

Qordoba

Implemented a dynamic image resizing library for Django.
Assisted in creating a custom ebook viewer for books.
Advocated containerization of services using Docker.
使用各种NLP库(如NLTK)原型化NLP服务.
管理远程团队，在不到两个月的时间内将姊妹产品付诸实践.

Technologies: Amazon Web Services (AWS), Natural Language Toolkit (NLTK), Docker, HTML, CSS, JavaScript, Redis, PostgreSQL, AngularJS, Elasticsearch, Django, Python

Technical Team Lead

2012 - 2014

Dubizzle

为网站的核心Place-An-Ad组件创建了新的用户体验和界面, 这是重新设计的第一步，也是通过这个特定渠道获得大量转化的巨大福音.
Analyzed and improved the mobile UX for the jobs vertical, leading to a 650% increase in engagement within a year.
为用户生成的内容实施一系列质量分析措施，以衡量为增加所述内容而设计的产品更新的效果.
管理将在web平台上发布的许多功能的多变量测试.
创建了第一个完整的网站分析集成，涵盖所有用户行为数据.
创建了一个基于容器和云资源的可扩展分布式任务调度系统.
管理发布过程，包括几个团队的部署和代码审查.
创建了一个高级BDD特性测试框架，允许产品所有者和开发人员使用Gherkin解析器编写可测试的用户故事.

技术:Memcached, Redis, MySQL, Elasticsearch, Docker, Django, Python

Web Developer

2010 - 2012

Siamland Pty., Ltd.

为内部物业管理创建了物业管理CRM.
使用OpenUP计划框架管理项目需求和估算.
创建了一个面向用户的网站，用于查看可用的房产列表.
实现了一个基于社区的推荐系统，用于搜索房产列表.
Created a fully BDD-based regression testing environment.

Technologies: Heroku, Ruby on Rails (RoR), Ruby

Web Developer

2008 - 2010

Vida Homes

利用JavaScript和Flash搭建了一个跨平台的图片上传系统.
Created a feedback service for uploads to show upload progress.
Created website using Ruby on Rails.
使用Solr搜索函数实现加权的、可定制的搜索.
Comprehensively tested application using RSpec and Cucumber.

技术:jQuery, JavaScript, CSS, HTML, Solr, Ruby on Rails (RoR)， Ruby

Experience

Dubizzle Place-an-Ad

http://dubai.dubizzle.com/place-an-ad/

我与一个团队合作，为中东最大的在线分类网站的核心列表放置漏斗创建了一个新的UI和UX. 作为这个项目的结果，转化率显著提高. This was the first stage in a product-wide redesign.

Python Form Management Library

用于管理表单的Python库的开发是出于对直接和简化的表单管理解决方案的需求. 它与基于动态模式的数据库平台即服务(PaaS)一起构建。, comparable to Parse or Firebase.

Insydo

http://www.insydo.com

Insydo is your one-stop shop for learning about your city. Currently only available in Dubai, Insydo基于测量和动态调整的原则，并根据内容和协同过滤(推荐系统)向用户显示内容。.

SugarMoo

http://sugarmoo.com

SugarMoo是一个基于Ovation PaaS的糖果订购服务, which is modelled similar to Parse, running on Couchbase.

Ouibring

Ouibring是一个全球性的市场，将没有行李空间的旅行者与想要国际物品的人配对. Ouibring is a successfully accelerated and funded started.

Coins.ph

http://www.coins.ph

Banking for the masses. Coins offers cryptocurrency everyone can use, 是亚洲加密货币领域的一家主要金融科技公司. 我的主要职责是处理欺诈、KYC和身份核查软件.

Publication

使用AWS Lambda的面向服务的体系结构:一步一步的教程

http://r0jm.wxzjnt.com/aws/service-oriented-architecture-aws-lambda

Skills

Languages

Python, Ruby, JavaScript 6, HTML, JavaScript, CSS, Swift, c#， Scala

Frameworks

Slim, Serverless Framework, AngularJS, Django, Ruby on Rails (RoR), JavaScript MVC, Django Channels, Ember.js, Hadoop, Electron

Libraries/APIs

Django ORM, Natural Language Toolkit (NLTK), jQuery, Vue

Tools

JavaScript Testing, RSpec, Atom, Xcode, Git, Grafana, Solr

Paradigms

Serverless Architecture, Test-driven Development (TDD), Behavior-driven Development (BDD), Service-oriented Architecture (SOA), Microservices Architecture, Microservices, Scrum

Platforms

Docker, Amazon Web Services (AWS), OS X, Heroku

Storage

Redis, CouchDB, PostgreSQL, Couchbase, Elasticsearch, Memcached, Vertica, Amazon DynamoDB, MySQL

Other

平台即服务(PaaS)，数据架构，石墨，无服务器，加密货币

Education

2009 - 2011

Bachelor of Information Technology Degree in Computer Science

Charles Sturt University - Sydney, Australia

2006 - 2008

Diploma of Network Administration in Network Administration

Lidcome T.A.F.E - Australia