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Senior Full Stack Web Developer

Lucas R.

  • $
  • Helsinki, Finland
  • 10 years
  • Full-time (40 hrs/week)
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Lucas is an experienced and highly skilled developer with a passion for creating innovative software solutions. With a strong background in both frontend and backend technologies, Lucas is proficient in languages such as JavaScript, Python, HTML, CSS, and SQL. He has a deep understanding of modern web development frameworks and tools, including React, Angular, Vue.js, Node.js, Django, and Flask.

Lucas's expertise lies not only in coding but also in designing efficient and user-friendly interfaces. He follows best practices for UI/UX design and stays updated with the latest trends and technologies in the field. Lucas can create visually appealing and responsive websites that provide a seamless user experience across different devices and browsers.

When it comes to backend development, Lucas is well-versed in building robust and scalable server-side applications. He has a solid understanding of database management systems and can effectively design and optimize database schemas. Lucas is skilled in writing efficient algorithms and implementing secure authentication and authorization mechanisms to ensure data integrity and user privacy.

Apart from technical skills, Lucas is an excellent problem solver and critical thinker. He enjoys analyzing complex requirements and finding elegant solutions to challenges. Lucas is also a great communicator and collaborator, always ready to work in a team and share knowledge with others. He takes pride in mentoring junior developers and helping them grow their skills.

Overall, Lucas is a dedicated and versatile developer who strives for excellence in every project he undertakes. His strong technical skills, attention to detail, and commitment to delivering high-quality code make him a valuable asset to any development team.

Skills and experiences

Skills and experiences

Full Stack Developer

Wunder May 2021 - July 2023
  • Developed and enhanced full-stack web applications using modern technologies such as React, Node.js, and MongoDB.
  • Collaborated closely with cross-functional teams, including designers and product managers, to deliver high-quality software solutions.
  • Led the development of an e-commerce platform that resulted in a 30% increase in online sales, contributing to a revenue boost of $500,000 annually.
  • Implemented performance optimizations resulting in a 20% decrease in page load time, improving user experience and conversion rates.
  • Integrated third-party APIs to automate processes, reducing manual effort by 50% and improving data accuracy.
  • Mentored junior developers, conducting code reviews and providing guidance on best practices, resulting in higher-quality codebase.
     

Backend Developer

Thrive Feb 2019 - Apr 2021
  • Built RESTful APIs using Node.js and Express framework to support front-end applications.
  • Implemented authentication and authorization mechanisms using JWT and OAuth, ensuring secure access to resources.
  • Designed and optimized database schemas using MongoDB, improving query performance by 30%.
  • Developed automated data pipelines using Python and Apache Kafka, resulting in a 50% reduction in data processing time.
  • Integrated third-party payment gateways into the e-commerce platform, increasing conversion rates by 15%.
     

Front End Developer

Ikius Feb 2017 - Feb 2019
  • Developed responsive web pages using HTML, CSS, and JavaScript frameworks like AngularJS and Bootstrap.
  • Designed and implemented intuitive user interfaces, collaborating closely with the design team to ensure consistency and usability.
  • Improved website performance by implementing lazy loading techniques, resulting in a 40% decrease in initial page load time.
  • Optimized SEO by implementing schema markup and meta tags, leading to a 20% increase in organic search traffic.
  • Conducted A/B tests to measure the impact of UI changes on conversion rates, resulting in a 15% improvement in user engagement.

Web Developer Intern

Ikius Mar 2016 - Oct 2016
  • Assisted in front-end development tasks, including building responsive web pages and implementing UI/UX improvements.
  • Collaborated with senior developers to fix bugs and optimize website performance.
  • Contributed to the development of new features, following agile methodologies and participating in sprint planning meetings.
  • Implemented automated regression tests using Selenium, reducing manual testing efforts by 50%.
     

Educations and Certifications

Bachelor's degree in Computer Science

University of Turku 2011 - 2015
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