Freelancers para contratação em Poland
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Mostrando 6 resultados
Freelancers Patrocinados
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✅ 15+ years of experience ✅ 70+ projects delivered ✅ 10k+ Hours ✅ 100% Success Score ✅ 5 Stars ✅ Backed by a skilled team for handling complex projects Doubtful about finding a developer who can handle complex challenges or pick up the pieces from a previous failure? Wondering if it's possible to have a bug-free,...✅ 15+ years of experience ✅ 70+ projects delivered ✅ 10k+ Hours ✅ 100% Success Score ✅ 5 Stars ✅ Backed by a skilled team for handling complex projects Doubtful about finding a developer who can handle complex challenges or pick up the pieces from a previous failure? Wondering if it's possible to have a bug-free, scalable solution? I've seen and solved it all. With a commitment to deliver and a track record of success, I am here to protect your project from common setbacks and elevate it to its highest potential. Hi! I'm a Senior Full-stack developer with over a decade of experience in the tech industry. I specialize in delivering comprehensive frontend and backend solutions, from concept to deployment, bolstered by solid experience as a Solution Architect and a Dev Lead. In 2015, I gathered my own web dev team from the ground up, as an extension of my software developer expertise and wisdom. Now, with over70 successful projects behind us, we focus on creating IT solutions for businesses to guarantee their growth and prosperity. ---=== Why I Stand Out: ===--- - Unmatched Reliability: Every project I undertake is guaranteed to reach completion, irrespective of the initial condition or challenges encountered along the way. - Continuous Support: My relationship with clients extends beyond project completion. I offer ongoing support to ensure continued success and adaptability in an ever-evolving digital landscape. - Scalable Team Leadership: While I thrive as a sole developer, I also lead a talented team of developers, ready to scale according to your project needs. This flexibility allows me to tackle projects of any size and complexity, delivering high-quality solutions on time and within budget. - End-to-End Solutions: From initial consultation to final delivery, I manage all phases of the development cycle. ---=== My Technical Foundation: ===--- - Frontend Expertise: Proficient in HTML, CSS, JavaScript, TypeScript, and an array of frameworks & libraries including React.js (with Redux, Thunk, Sagas, Next.js), Bootstrap, Material UI, CSS in JS, Tailwind, and React-Admin. - Backend Proficiency: Skilled in Node.js, Express.js; along with Feathers.js, RESTful API, GraphQL development, Socket.IO, Strapi, and BullMQ. - Data Visualization Mastery: Experienced with D3.js, Chart.js, GSAP, Three.js, React Three Fiber, and techniques involving Canvas and SVG. - Database Management: Competent in managing data using SQL, PostgreSQL, MongoDB, and ElasticSearch. -DevOps & Deployment: Knowledgeable in Docker, Kubernetes, and implementing CI/CD pipelines with GitHub, GitLab. menos
Contratar rostcompany
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I am a graphic designer taking the first steps in the world of design. My head is open to many concepts and ideas. There is no project for me that would be impossible, I invite you to cooperation :)I am a graphic designer taking the first steps in the world of design. My head is open to many concepts and ideas. There is no project for me that would be impossible, I invite you to cooperation :) menos
Contratar mendlakarolina
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My name is Mateusz Zdrenka. I am 34 years old, and I live in Szczecin, Poland. I have a master's degree in Computer Science and Econometrics. Above that, I also have a postgraduate degree in Data Science. I have very rich experience with database administration and database programming. For more than 7 years I have...My name is Mateusz Zdrenka. I am 34 years old, and I live in Szczecin, Poland. I have a master's degree in Computer Science and Econometrics. Above that, I also have a postgraduate degree in Data Science. I have very rich experience with database administration and database programming. For more than 7 years I have been working as a SQL Developer / Database Administration for various companies. The most experience I have is with a PostgreSQL database. I worked as a PostgreSQL Database Administrator /SQL Developer for about 6 years in the company which provides iGaming industry solutions. I was responsible of more than 100 PostgreSQL clusters. Including production, test and RC environments. Most databases were several hundred GB and the largest reached 1.5TB. My daily duties included: - Installation and configuration of new PostgreSQL clusters. - Creation of database replication - streaming and logical. - Routinely checking that all databases are working properly. Including the fallowing: keeping an eye on monitoring (Zabbix plus our internal solution), responding to alerts, maitanace of monitoring (adding new things to monitoring and improving current ones), routinely checking of databases logs, catching and optimizing slow queries. - Maintenance of existing PostgreSQL clusters. Including the fallowing: changing the databases' configurations, creating new databases' replications. - Maintenance of existing PostgreSQL databases. Including the fallowing: maintenance of database indexes, tables, views, functions, procedures and triggers. - Creation of new databases objects such as: tables, views, procedures, functions, indexes and triggers. - Creating new and maintenance existing reports. Above that, I have a lot of experience as a SQL Developer with BigQuery and Snowflake databases. I also know Databricks and DBT - I was creating repots for the USA iGaming market regulators using these tools. My strengths are analytical thinking, good work organisation, focus on solving problems, and personal development. Professionally I am interested in Big Data and Data Science, so I think that will be the direction of my development. My hobby is astronomy, ancient history and travel. I hope you liked my profile, please do not hesitate to contact me. Best regards. menos
Contratar mrowa890
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I am a versatile and highly skilled software developer with a strong command over a wide range of domains including Web development, Desktop applications, Automation, Mobile app development, Machine Learning, Chatbots, Web Scraping, and Graphical User Interface (GUI) design. With a proven track record of delivering...I am a versatile and highly skilled software developer with a strong command over a wide range of domains including Web development, Desktop applications, Automation, Mobile app development, Machine Learning, Chatbots, Web Scraping, and Graphical User Interface (GUI) design. With a proven track record of delivering innovative solutions, I thrive in creating cutting-edge software that not only meets client needs but exceeds their expectations. My passion for technology and dedication to staying at the forefront of industry trends drive my commitment to delivering excellence in every project I undertake. menos
Contratar andrew16543
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Hello! My business is helping clients to hop on the next step, to grow their revenue within the visuals, to beat their competitors (not literally, of course). And if we compare my expertise to fashion - I'm a cosmetologist who treats and makes the faces of the business fresh, modern, and shiny. Being able to see and...Hello! My business is helping clients to hop on the next step, to grow their revenue within the visuals, to beat their competitors (not literally, of course). And if we compare my expertise to fashion - I'm a cosmetologist who treats and makes the faces of the business fresh, modern, and shiny. Being able to see and understand the needs of a company as a business owner greatly strengthens my ability to provide my clients with the versatile mindset necessary for success. Don't hesitate to ask any questions you may have. Thank you! menos
Contratar Dmytrozap
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I have been creating various types of graphics for 5 years and I am constantly developing in this direction. Every day I learn different styles and types of graphics. I have knowledge of many graphic programs such as Adobe Photoshop... I have already made many successful graphic designs, logos, banners, photo editing...I have been creating various types of graphics for 5 years and I am constantly developing in this direction. Every day I learn different styles and types of graphics. I have knowledge of many graphic programs such as Adobe Photoshop... I have already made many successful graphic designs, logos, banners, photo editing and many others. menos
Contratar KBOOM04
