
Patryk Porębski
Verified Expert in Engineering
Technical Leadership Developer
New technologies enthusiast with a strong technical and business background. Over fifteen years of professional experience in delivering complex technical projects, strong knowledge of all technology stack layers, expertise with scalable, highly-available and fault-tolerant configurations and cloud infrastructure. Passionate about emerging artificial intelligence and big data technologies. Highly product oriented and focused on achieving goals through an iterative approach for quick delivery.
Portfolio
Experience
Availability
Preferred Environment
Amazon Web Services (AWS), iOS, Python, Node.js, React, React Native, Next.js, Remix, Django, Swift
The most amazing...
...feeling is when you get the product you've built into the hands of the users.
Work Experience
Owner and Freelance Developer
Hilgrow
- Architected, implemented, deployed and maintained complex web/mobile applications and entire IT systems for companies ranging from small startups to Fortune 500 corporations. Led teams from 2 - 20 people.
- Developed high capacity data collection/analytics platform capable of ingesting hundreds of millions of events using AWS Kinesis, Firehose, DynamoDB, Lambda, Redshift. The collected data was then used for Machine Learning training purposes.
- Led implementation of AI recommendation system using LightFM and AWS Personalize, which was exposed via Python/Flask REST APIs.
- Led a team to develop AI driven marketing system (based on Reinforcement Learning) that works across multiple marketing channels, using Python/Django, Django Rest Framework, Pandas, Numpy, XGBoost, ORTools, DuckDB and React.
- Built and managed a big scale video rendering and streaming pipeline. Managed a cluster of more than 1,000 rendering machines within AWS, Azure, GCP cloud providers. Used AWS Media Convert, S3, Cloudfront and Adobe After Effects rendering.
- Built multiple mobile applications for both iOS and Android using React Native (including native modules), and purely native iOS mobile applications using Swift/SwiftUI.
- Built multiple web applications in Javascript/Typescript/Node.js, using frameworks like React/Next.js/Remix, Redux, Bootstrap, Tailwind CSS, etc.
- Built multiple backend systems and APIs (both REST and GraphQL) using Node.js/Express.js/Apollo, as well as Python/Django/DRF/Flask. Utilized relational (Postgres, MySql, AWS RDS) and no-SQL databases (DynamoDB, MongoDb) and used multiple ORM tools.
- Built e-commerce systems and custom storefronts with Shopify, Magento.
- Conducted large scale load/stress testing for large, global company using jMeter.
IT Development and Maintenance Coordination Agency Manager
Orange Poland
- Coordinated IT development and maintenance department work.
- Managed the CAPEX/OPEX budget of a large-scale organization.
- Allocated resources and tracked resource capacity.
- Managed IT development and maintenance processes within the organization.
- Oversaw change management and reporting of strategic initiatives.
Senior Project Manager
Orange Poland
- Implemented SAP HCM in Polish Telecom and Orange Poland.
- Planned and managed the implementation project, including budget, scope, and resources.
- Reported to the project stakeholders and sponsors.
- Successfully implemented the SAP HCM system at Polish Telecom and Orange Poland.
- Managed projects and consulted on several projects within the organization.
IT Specialist
SAP
- Created optimization models for IT infrastructure usage.
- Managed IT infrastructure and software for Polish SAP entity.
- Provided IT support for SAP employees and clients.
Experience
Boston Consulting Group
Technologies: Node.js, React, PostgreSQL, Python, Django, Django ORM, DuckDB, Kubernetes, Terraform, MLflow, Apache Airflow, Huey, Celery, Azure, AWS, Azure Pipelines, Azure Artifacts.
Jumprope
Technologies: Node.js, Express.js, Amazon Web Services (CloudFront, API Gateway, WebSockets, HTTP, Lambda, S3, DynamoDB, MediaConvert, Kinesis, Redshift, GraphQL API), Postgres, serverless.com, Docker, React Native, Native modules, Redux, Apollo, Azure, Adobe Aerender, ExtendScript.
Band Studio
https://bandstudio.appTechnologies: React Native, Native modules, Redux, Apollo, Node.js, Express.js, Python, GraphQL API, Amazon Web Services (CloudFront, API Gateway, WebSockets, HTTP, Lambda, S3, DynamoDB, EC2), serverless.com.
Harman International
Technologies: Python, Java, Bash, Apache JMeter, Grafana, Docker, Atlassian Jira, Bitbucket, Confluence, Bamboo, Artifactory, Apache, Tomcat, PostgreSQL.
Hammerquist Studios
Technologies: Magento, Redis, AWS, VPC, EC2, RDS, IAM, Redis, Python, PHP, Bash.
Gociety Social App
Technologies: JavaScript, Angular, Java, Grails/Groovy, REST API, Hibernate, Quartz, ActiveMQ, AWS Elastic Beanstalk, EC2, RDS, DynamoDB, ElastiCache, S3, CloudFront, VPC, Route53, IAM, iOS, HTML5, CSS3.
Gociety Marketplace
Technologies: PHP, Magento, PayPal API, Amazon Web Services.
180Find
Technologies: Java, Grails/Groovy, JavaScript, jQuery, HTML5, CSS3, Apache Lucene, PayPal API, Moneris API, Google Maps API, Amazon Web Services (Elastic Beanstalk, EC2, RDS, S3)
Logideals
Key functionalities: Auction system, keyword text search, multicriteria search, alerts according to specified criteria, users and companies’ profiles, advanced integration with Google Maps, credit card payments, PayPal payments, multilanguage, multicurrency. Responsive design for mobile devices.
Technologies: Node.js, Express.js, React, JavaScript, jQuery, Java, Grails/Groovy, HTML5, CSS3, Apache Lucene, PayPal API, AIB Merchant Services API (credit card payment), Google Maps API, Facebook API, Apache, Tomcat, MySQL, Debian.
SalsaLibre
http://salsalibre.plKey functionalities: advanced social mechanisms, activity stream, relation graph, dedicated groups for course attendees, Facebook integration, YouTube integration, Pinterest integration, integration with Financial system and course planning system through EAI, CMS
Technologies: Java, Grails/Groovy, JavaScript, jQuery, HTML5, CSS3 Responsive design, Apache Lucene, Google Maps API, Facebook API, Apache ActiveMQ, Apache, Tomcat, MySQL, Debian.
TEDxWarsaw
Key functionalities: event registration, speakers suggestion form, notifications to event participants, live video stream from the event, multilanguage, CMS. Responsive design for mobile devices.
Technologies: Java, Grails/Groovy, JavaScript, jQuery, RWD, HTML5, CSS3, Facebook API, YouTube API, Apache, Tomcat, MySQL, Debian.
ZbiorowePozwy
Key functionalities: Formulation of group, revealing group representative, formulation of demands, identifying claims, news module, alerts, and notifications. Responsive design for mobile devices.
Technologies: HTML5, CSS3, JavaScript, jQuery, RWD, Java, Grails/Groovy, Przelewy24 API, Facebook API, Apache, Tomcat, MySQL, Debian.
PZM
Functionalities: Integration with proximity card system, scoring of juries based on their activities at motor and rally sports events.
Technologies: PHP, Drupal, MySQL, HTML5, CSS3, JavaScript, Java Applet, Mifare.
Skills
Languages
TypeScript, GraphQL, SQL, Groovy, Java, JavaScript, Bash, ECMAScript (ES6), Python, Swift
Frameworks
Hibernate, Grails, Redux, Express.js, React Native, Angular, Swagger, Django, Spring, Next.js
Libraries/APIs
Node.js, jQuery, Apache Lucene, NgRx, React, REST APIs, Facebook API, Mandrill API, Quartz, PayPal API, Google Maps API, Django ORM
Tools
Sequelize, GitHub, AWS IAM, Jira, Bitbucket, Git, HipChat, Apache Tomcat, Amazon ElastiCache, Amazon CloudFront CDN, Apache JMeter, Atlassian, Amazon Virtual Private Cloud (VPC), ActiveMQ, AWS Simple Notification Service (SNS), Terraform, Apache Airflow, Celery
Paradigms
Responsive Web Design (RWD), Agile Software Development, REST, Stress Testing, Load Testing, Object-relational Mapping (ORM), Object-oriented Programming (OOP), Functional Programming, API/Services Architecture, Management
Platforms
Amazon EC2, AWS Elastic Beanstalk, Unix, Amazon Web Services (AWS), Docker, Firebase, Google Cloud Platform (GCP), JVM, iOS, Linux, Microsoft, Kubernetes, Azure
Storage
Amazon S3 (AWS S3), MySQL, PostgreSQL, Redshift, Amazon DynamoDB, MongoDB, Redis, NoSQL, Microsoft SQL Server
Other
APIs, Performance Analysis, Fault Tolerance, Load Balancers, Full-stack, Full-stack Development, Technical Leadership, Software Architecture, Leadership, Cost Control, IT Project Management, Scheduling, Back-end, Mailchimp API, Software & Hardware Maintenance, Relational Database Services (RDS), Amazon Route 53, SAP, DuckDB, MLflow, Huey, Azure Pipelines, Azure Artifacts, Firebase Cloud Functions, Remix
Education
PMI Associate's Degree in Project Management
George Washington University Management Training Development Center - Warsaw, Poland, Europe
Master's Degree in Computer Engineering
Warsaw University of Technology - Warsaw, Poland, Europe
Certifications
ITIL Foundation
CT Partners
Leadership in Project Management
George Washington University/MTDC
Scheduling and Cost Control
George Washington University/MTDC
Project Management Applications
George Washington University/MTDC
Managing Projects
George Washington University/MTDC