10/10/2023 updated

**** ******** ****
100 % available

One man orchestra - Full stack web apps

Cracow, Poland
Germany +5
info: Germany, Austria, Switzerland, United Kingdom, USA, Netherlands
MSc of Computer Science (Lodz University of Technology)
Cracow, Poland
Germany +5
info: Germany, Austria, Switzerland, United Kingdom, USA, Netherlands
MSc of Computer Science (Lodz University of Technology)

Profile attachments

Daniel_Grad_CV.pdf

HTMLJavaScriptLTE (Telecommunication)Apache ActiveMQApplication Programming Interfaces (APIs)Amazon Web ServicesHTML5C++ (Programming Language)Cascading Style Sheets (CSS)GitHubIBM WebSphere MQMongoDBMySQLNetwork ProgrammingNode.jsVaultTechnical ManagementTypeScriptWeb ApplicationsWebRTCGoogle CloudReact.jsGitWebpackAngularJSKubernetesHashicorpFull Stack DevelopmentGraphQLFront End Software DevelopmentMochaSoftware LibraryDocker
Professional Software developer with since 2013 pecializing in web apps development.
I have a history of team/technical leadership (3 years), own endeavors and AWS Developer Associate certificate.
Experienced with product companies and startups.

JavaScript, ReactJS, HTML, CSS, APIs, code libraries, Node.js, AWS, GCP, Docker, Git, Github, Hashicorp Vault, Kubernetes, WebRTC, TypeScript, React, HTML5, CSS3, GraphQL, MongoDB, MySQL Webpack, frontend, ActiveMQ, Jest, Mocha, C++, Versant, IBM MQ, Network programming, AngularJS, Bootstrap3, LTE, C++ Developer, 2G

Experience

Professional experience10+ years
Freelancer since2023

Languages

GermanGoodEnglishFluent

Project history

Founder/Freelancer

Master Key

Development Team Leader

Kaholo Ltd.

10-50 team member

Duties:
- Team mentoring, technical guidance and work supervision
- Close cooperation with a PO and designs proposal based on established
requirements
- Development and maintenance of Kaholo plugins (APIs integration)
- Rapid customers requests handling and delivery
- Recruitment process
Achievements:
- Reorganized the development process cycle improving its performance and
plugins' quality
- Mentored a junior engineer's development into a strong mid level engineer
- Designed a common code libraries (released as an NPM package), which
enhanced and simplified the plugins development experience
Technology stack: Node.js, Jest, AWS, GCP, Docker, Git, Github, Hashicorp Vault,
Airtable, Kubernetes, Helm,

Senior Full Stack Developer

Kodify Media Group
Duties:
- Development and maintenance of a video streaming platform handling tens of
thousands concurrent users.
Achievements:
- Co-redesigned legacy core domain billing service following DDD principles
Technology stack: JavaScript (ES6), TypeScript, React.js, Redux, HTML5, CSS3,
GraphQL, Node.js, ExpressJS, MongoDB, Webpack, Jest, Docker.

Senior Software Engineer/Group Manager/Tech leader

Mobica Limited Sp. z o.o.

500-1000 team member

Duties:
- Close cooperation with customer, gathering the requirements and delivering
suitable solutions
- Group management (cross-project line management)
Achievements:
- Tech led a semi-distributed project; developing it from 2 to 8 members; customer
located 8 timezones apart; long term tasks and features planning;
- Reimplemented customer's frontend application boosting it's performance up to
300%; Designed the frontend's architecture;
- Encouraged the customer to extend and prolong the contract, by maintaining
high quality relationship and delivering robust application improvements on time;
- Prevented few employees (group members) from leaving
Technology stack: JavaScript (ES6), React.js, Redux, HTML5, CSS3, GraphQL,
Node.js, MongoDB, ActiveMQ, AWS, Webpack, Jest, Mocha.

Software Developer

Hewlett Packard Enterprise/DXC Technology
Project : Development and design of Airline's Ticket Sales system.
Tech : C++, Versant, IBM MQ, Distributed System, Sockets, Network programming;

Project: Development of a frontend part of a data and documents exchange tool.
Tech: AngularJS, JavaScript, Bootstrap3, HTML5, CSS3;

Junior/Regular Software Developer

Junior C++ Developer


Certificates

AWS Developer Associate

Amazon Web Services

2023


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