04/19/2023 updated

JZ
100 % available

Freelance software developer

Czech Republic
Only remote
Czech Republic
Only remote

Profile attachments

CV - Josef Zamrzla

HTMLJavaScriptApache ActiveMQApplication Programming Interfaces (APIs)Bash ShellCascading Style Sheets (CSS)ProfilingCoffeeScriptDatabasesCouchDBData StoreDistributed SystemsDjangoECMAScript (C Programming Language Family)ElasticsearchOnline BankingFault TolerancePython (Programming Language)PostgreSQLMongoDBMySQLNode.jsParsingPayment GatewayRabbitMQRedisAnsibleMemory LeaksSalesforce.ComService DiscoverySoftware EngineeringSQL DatabasesTypeScriptWeb ApplicationsWeb CrawlersWebSocketWebRTCExtensible Stylesheet Language Transformations (XSLT)React.jsIntegration TestsReact ReduxVideo StreamingRestful ApiDockerMicroservices
Ansible, ActiveMQ, API, bash, CSS, SCSS, Coffeescript, CouchDB, data stores, databases, distributed systems, Django framework, Docker, ES6, ElasticSearch, XSLT, fault tolerant, HTML, integration testing, Javascript, memory leaks, microservices, MongoDB, MySQL, Node.js, online banking, parser, parsing, payment gateway, PostgreSQL, pgSQL, Profiling, Python, RabbitMQ, Redux, React, Redis, REST API, SQL databases, Salesforce, service discovery, applications development, Software Development, Typescript, video streaming, web application, web applications, web crawler, WebRTC, websockets

Experience

Professional experience10+ years
Freelancer since2015

Languages

EnglishFluent

Project history

Software Development Engineer

Skype
REST API development, work in environment of massively scaled (sharded) PostgreSQL
databases.

Technology: PHP, Python, PostgreSql (PL/pgSQL, PgBouncer, PL/proxy)

Application developer

LMC s.r.o.
Web applications development for biggest czech job portal Jobs.cz

Technology: PHP, Javascript (AngularJS), XSLT, CouchDB, PostgreSQL, ActiveMQ, Fast ESP

PHP developer, software development manager

Internet retail a.s.
Web applications development for a network of e-shops (Kasa.cz, Hej.sk, Eurocomm.de,
Eurocomm.pl). Backoffice apps, inventory management apps, automatic price management,
automated communication with external suplliers.

Leading a team of developers.

Technology: PHP, MySQL

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