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Skalable

Robert Ł. logo

Robert Ł.

Available in 4-8 weeks

Technical Team Lead / Fullstack Developer / Solution Architect @ Skalable

Senior
Seniority
GMT+01:00, Katowice, Poland
Location & Timezone
$70 - $90/hr
Average Hourly Rate
Polish, English
Languages

Top skills

TypeScript
Node.js
Webpack
RabbitMQ
ElasticSearch

About

15+ years of commercial experience. Specializes in software development for new and existing projects, product development, process organization, cost optimization, and project delivery. Experienced in adapting to new programming languages, designing complete architectures, implementing workflows, and top-level IT management.

Top skills

Verified by Pangea.ai due diligence

Top SkillsCurrent UsageSeniority
TypeScript
30%15 years
Node.js
35%0 year
Webpack
10%3 years
RabbitMQ
15%11 years
ElasticSearch
10%8 years

All skills

Roles and tools, to bring ideas to life and create meaningful experiences

Marketplaces
AI & ML Solutions
Data Analytics and Visualization
Web Apps
IoT & Smart Devices
E-Commerce
Mobile Apps

Professional experience

Explore a curated selection of projects highlighting Robert Ł.'s expertise and experience. Each project aims to showcase challenges, solutions, and the final outcome, along with the tools and technologies used.

Under MNDA
Lottery platform — Technical Team Lead / Fullstack developer / Solution Architect
An online system for handling lotto games/online lotteries. Supports both standalone online games along with digital versions of retail games integrated with official games. Supports multiple integrations with betting platforms, results providers, and types of games, handling 50% of the African betting market and hundreds of thousands of bets daily. Scope of the project includes backend services, administration tools, and frontends for players.
Website Design
FinTech
Backend Development
Node.js
PostgreSQL
+2

Under MNDA
Data Warehouse — Technical Team Lead / Fullstack developer / Solution Architect
Data gathering platform for Business Intelligence, statistical, and analytical works, also serving as a data source for ML algorithms. Built based on microservices with multiple levels of data storage types and multiple data processing utilities.
AI & ML Solutions
Construction
Frontend Development
DynamoDB
PostgreSQL
+3

Under MNDA
Card Sage — Technical Team Lead / Fullstack developer / Solution Architect
The ultimate pricing tool for Magic: The Gathering singles. Involves fetching, collecting, and analyzing data on cards' prices and availability. Data collection through integration with 3rd party store API and web-scraping. Data exposed to users through an easy-to-use frontend portal created in React behind a Stripe-operated paywall.
Website Design
Gaming
Backend Development
Node.js
InfluxDB
+4

Preferred tools

View the preferred tools and apps used by Robert Ł. to assess compatibility and alignment.

Jira
Jira
Asana
Asana
Github
Github
Figma
Figma
G Suite
G Suite
Firebase
Firebase
Git
Git
Google Drive
Google Drive

Career highlights

Discover Robert Ł.’s professional journey, including employment history, certifications, and educational background.

Solution Architect
Lottery platform2013 - 2015
An online system for handling a lotto games/online lotteries. Supports both standalone online games along with digital versions of retail games integrated with official games. Supports multiple integrations with betting platforms, results providers and types of games, handling 50% of African betting market and hundred of thousands of bets daily.
Technical Team Lead / Solution Architect
Data Warehouse2017 - 2018
Data gathering platform for Business Intelligence, statistical and analytical works, also serving as a data source for ML algorithms. Build based on microservices with multiple levels of data storage types (for write speed, read speed, data retency and costs optimisation) and multiple data processing utilities.
Technical Team Lead / Solution Architect
Card Sage2021 - 2021
The ultimate pricing tool for Magic: The Gathering singles. The basic functionality consisted of fetching, collecting, and analyzing data on cards' prices and availability. Data collection was carried out both through integration with the 3rd party store API and web-scraping.

Testimonials

Anonymous

Skalable

Verified Testimonial

Robert is the kind of developer every manager hopes to have. He combines deep technical knowledge with a big-picture mindset, consistently delivering high-quality solutions while driving the team forward. Whether it's architecture, hands-on coding, or mentoring juniors, he handles it all with confidence and calm. He’s been a game-changer for our projects.

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