Senior Full Stack Software Engineer

Alex L

Information

Available hours \ week
40 h/w
Seniority level
Senior
Years of experience
9 yrs.
Location
Poland, Warsaw
Timezone
(GMT+01:00) Warsaw

Languages

English
Upper-Intermediate (B2)

About

Alex is a seasoned Senior Full Stack Software Engineer with extensive expertise in JavaScript, Node.js, React.js, and Python. With 9 years of experience in various industries including healthcare, finance, and robotics, he adeptly crafts scalable, cloud-based solutions that enhance operational efficiency and user engagement. He has successfully led teams in migrating legacy systems to modern architectures, resulting in significant performance improvements. His work also includes developing intuitive front-end interfaces and integrating machine learning functionalities into web applications, which elevated client satisfaction and reduced delivery times. Alex is well-versed in various frameworks such as Vue.js and Next.js, and has practical knowledge of DevOps practices and cloud platforms like AWS. This blend of skills equips him to deliver tailored software solutions that meet complex client needs effectively. He holds a Bachelor of Computer Science from Warsaw University of Technology.

Experience

Picknik

Senior Full Stack Software Engineer

About the Project

Project Goals: Develop cloud-based engineering tools for robotics and AI-powered automation solutions, enhancing deployment efficiency; Scope: The project focused on creating scalable tools for robotic applications, including system migrations and cloud-native architecture development; Product & Functionality: The product is a suite of engineering tools for automation and robotics. I worked on architecting front ends using React.js/Angular and back ends powered by Python, Node.js, Java, and Golang; Target Audience: Robotics engineers and AI researchers needing efficient deployment tools for automation processes; Main Features/Services: Cloud-based engineering platforms, serverless APIs, increased deployment efficiency by 30%.

Responsibilities

- Spearheaded the development of cloud-based engineering tools for robotics applications, resulting in a 30% increase in deployment efficiency; - Architected a couple of React.js/Angular front ends for the Serverless APIs and REST APIs using Python, Node.js, Java, and Golang; - Led a team of 10 engineers in migrating legacy systems to a cloud-native architecture, improving scalability and performance by 40%.

Skills & technologies

X-Team

Senior Full Stack | Machine Learning Engineer

About the Project

Project Goals: Provide full-stack solutions tailored to client needs and integrate machine learning into web applications; Scope: Designed and implemented various client-facing solutions, with a focus on reducing project delivery times and enhancing user engagement through ML features; Product & Functionality: Full-stack web applications enhanced by machine learning. These apps were designed for performance and engagement; Target Audience: High-growth companies requiring expert development teams to scale their operations quickly; Main Features/Services: 20% reduction in project delivery times, ML-driven user engagement features, and tailored software solutions that achieved high client satisfaction scores.

Responsibilities

- Designed and implemented full-stack solutions for multiple clients, leading to a 20% reduction in project delivery times; - Worked with machine learning-driven features for web applications, enhancing user engagement by 25%; - Collaborated with cross-functional teams to deliver tailored software solutions that met diverse client needs, consistently achieving high client satisfaction scores.

Skills & technologies

RIOS

Senior Full Stack Software Engineer

About the Project

Project Goals: Develop large-scale automation systems and integrate predictive maintenance using machine learning; Scope: Build cloud-based platforms to support automation systems, focusing on increasing operational efficiency and system scalability; Product & Functionality: An intelligent platform for factory automation, utilizing ML for predictive maintenance and reliability; Target Audience: Factories and industries looking to automate processes and improve operational efficiency through intelligent systems; Main Features/Services: 35% increase in operational efficiency, predictive maintenance using ML (reducing downtime by 20%), and scalable e-commerce platform for reliable automation solutions.

Responsibilities

- Engineered cloud-based platforms to support large-scale automation systems, resulting in a 35% increase in operational efficiency; - Implemented machine learning algorithms for predictive maintenance, reducing downtime by 20%; - Played a key role in developing an e-commerce platform that enhanced system reliability and scalability.

Skills & technologies

Lexset

Software Engineer

About the Project

Project Goals: Develop AI and computer vision solutions for synthetic data generation to accelerate AI model training; Scope: Worked on cloud-based tools that enabled synthetic data generation to optimize AI training pipelines; Product & Functionality: Synthetic data generation platforms aimed at speeding up AI model training; Target Audience: AI researchers and developers needing efficient tools for training computer vision models; Main Features/Services: 30% acceleration in AI model training, optimized cloud infrastructure for high-throughput data processing (reducing costs by 25%), and seamless integration of ML APIs into production environments.

Responsibilities

- Contributed to the development of cloud-based synthetic data generation tools, accelerating AI model training by 30%; - Collaborated closely with data scientists to integrate machine learning APIs into production environments; - Optimized cloud infrastructure to support high-throughput data processing, resulting in a 25% reduction in operational costs.

Skills & technologies

Ericpol

Senior Software Developer

About the Project

Project Goals: Enhance telecom-related cloud services and refactor food delivery systems to improve customer traffic; Scope: Development of cloud servics aimed at improving system availability and optimizing a food delivery platform; Product & Functionality: Cloud-based telecom services and a refactored food delivery system with improved reliability and customer traffic; Target Audience: Telecom industry and food delivery services; Main Features/Services: 40% improvement in system availability, 10% increase in customer traffic, and high-quality software solutions for telecom clients.

Responsibilities

- Development of telecom-related cloud services, enhancing system availability by 40%; - Increased customer traffic by 10% year-over-year by refactoring the food delivery system using React, Node.js, PostgreSQL, and AWS services; - Completed with developers in delivering high-quality software solutions for clients in the telecommunications sector.

Skills & technologies

CTS Companies

Senior Software Developer

About the Project

Project Goals: Develop cloud-based applications for healthcare and finance sectors to improve data accessibility and performance; Scope: Build applications that optimize both front-end and back-end performance while meeting specific client needs; Product & Functionality: Cloud-based apps focused on data accessibility and load-time performance; Target Audience: Healthcare and finance professionals needing reliable, cloud-based software solutions; Main Features/Services: 35% improvement in data accessibility, optimized application performance, and increased customer retention through tailored solutions.

Responsibilities

- Developed cloud-based applications for healthcare and finance sectors, improving data accessibility by 35%; - Enhanced application performance by optimizing both front-end and back-end components, resulting in improved load times and overall efficiency; - Worked closely with clients to ensure software solutions met their specific requirements, leading to an increase in customer retention.

Skills & technologies

Bytes Technology Group

Software Engineer

About the Project

Project Goals: Improve developer productivity and implement DevOps processes for agile project execution; Scope: Develop internal tools, CI/CD pipelines, and cloud-based solutions for enterprise clients; Product & Functionality: Cloud-based tools for developer productivity and system efficiency, with a focus on agile processes; Target Audience: Enterprise clients and internal developer teams; Main Features/Services: 15% improvement in developer productivity, streamlined CI/CD processes, 20% increase in system efficiency, and high-throughput debugging tools.

Responsibilities

- Contributed to the development of internal tools that improved developer productivity by 15%; - Participated in the design and implementation of CI/CD and DevOps processes for agile projects; - Worked with technologies and platforms such as Python, JavaScript, Git, Linux, Docker, Kubernetes, Nginx, Jenkins, and AWS. Utilized debugging tools to expedite debugging, reducing time by 50%; - Played a key role in developing cloud-based solutions for enterprise clients, leading to a 20% increase in system efficiency.

Skills & technologies

Britenet

Software Engineer Intern

About the Project

Project Goals: Develop web applications with front-end and back-end integration, focusing on client engagement and satisfaction; Scope: Build full-stack projects that incorporated user feedback mechanisms, driving client adoption and satisfaction; Product & Functionality: Web apps with user-friendly interfaces and robust back-end support, improving customer satisfaction; Target Audience: General users and business clients adopting new web platforms; Main Features/Services: 1,000+ user adoption within 2 months of launch, 15% increase in customer satisfaction, and scalable, maintainable codebase.

Responsibilities

- Assisted in the development of web applications, contributing to front-end and back-end tasks; - Developed tailored cloud-based applications that improved client engagement, with over 1,000 users adopting the new platforms within the first 2 months of launch, driving significant improvements in customer satisfaction metrics; - Built a comprehensive full-stack project that integrated user feedback mechanisms, leading to a 15% increase in customer satisfaction scores; utilized cutting-edge technology to ensure a scalable and maintainable codebase.

Skills & technologies

Education

Warsaw University of Technology

2008 - 2013
Bachelor of Computer Science