Justin Hansen

Full Stack Software Engineer @Freelancer

✔️ ITSystem Architect🧨 ConsultingBackend DeveloperFrontend DeveloperProject ManagerWeb Developer

I am a seasoned web developer with over a decade of experience in designing, developing, and maintaining websites and web applications. Proficient in front-end and back-end development, I deliver responsive and dynamic user experiences. As a Senior Consultant at Improving and Mattress Firm, I led the creation of automated testing frameworks, optimized development cycles, and implemented critical features that saved millions in opportunity costs. At LexisNexis, I revamped internal tools, integrated modern web practices, and significantly improved user satisfaction and efficiency. My versatile tech stack shows my adaptability to produce results on any team. I excel in Agile methodologies, project management, and mentoring, and I am passionate about solving problems and refining processes to enhance team productivity and deliver impactful solutions.

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Work Background

Self-employedProfessional Freelancer

Feb. 2023Garner, North Carolina, United StatesI design, develop, and maintain websites and web applications using modern web technologies and best practices. I implement responsive designs with HTML, CSS, and JavaScript frameworks (React, Next.js, Angular, Vue.js) to ensure seamless user experiences across devices. I develop robust back-end systems using GraphQL, Node.js, Python, and databases like MySQL, MongoDB, and PostgreSQL to support dynamic web applications. Additionally, I integrate third-party APIs to enhance website functionality, enabling features such as payment gateways, social media integration, and data synchronization. I conduct thorough testing and debugging to ensure websites and applications are error-free, secure, and performant. Working closely with clients, I understand their needs, provide technical advice, and deliver customized solutions that align with their business goals. I manage multiple projects simultaneously, ensuring timely delivery and adherence to project timelines and budgets. Moreover, I optimize websites for search engines and improve load times through best practices in coding and content management. I have also been doing smart home and home security installations, and 3d printing services as well. Tech Stack: JavaScript, Typescript, HTML5, CSS3, Regex, jQuery, React.js, Next.js, Angular, Vue.js, GraphQL, Node.js, Python, MongoDB, MySQL, PostgreSQL, WordPress, Foursquare, JSON, XML

ImprovingSenior Consultant

Jan. 2022 - Feb. 2023Ohio, United StatesAs a Technical Lead and Mentor at Improving and Mattress Firm, I've been instrumental in driving team growth and improvement through my technical expertise and leadership. My role encompassed a wide range of responsibilities, resulting in significant organizational achievements. Here are the key highlights of my contributions: Improving Responsibilities: -Technical Interviewer: Conducted rigorous technical interviews, ensuring top-tier talent recruitment and enhancing organizational capabilities. -Mentorship and Advisement: Provided guidance and mentorship to consultants, fostering professional growth and ensuring high team performance. Mattress Firm Responsibilities: -Automated Testing: Recognized the need for automated front-end testing using Selenium, leading the creation of a robust testing framework to enhance product quality and reliability. -Agile Leadership: Played a pivotal role as a team leader, ensuring adherence to Agile practices, resulting in improved project efficiency and collaboration. -Code Review Process: Established a comprehensive code review process, elevating code quality and reducing development cycle errors. -Feature Implementation: Successfully orchestrated the implementation of a critical new product feature, addressing a potential $1 million weekly opportunity cost. Leveraged Agile principles and effective leadership, delivering a minimum viable product in just one week within a three-month timeline. -Development Cycle Optimization: Significantly increased development cycle speed by eliminating redundant gatekeepers, streamlining code deployment to lower environments for QA testing. -Data Source Consolidation: Advocated for an internal API for data aggregation, becoming the sole source of truth for the front-end, improving data consistency and accuracy. -Technical Planning: Assumed responsibility for planning and sizing technical efforts to meet business specifications, ensuring on-time and on-scope project delivery.

SimplifeyeSoftware Engineer

Oct. 2021 - Dec. 2021New York, United StatesMade updates to API calls. I was hired based on an unwritten agreement that would bring more work to the startup. When that agreement fell through, they had no choice but to lay me off.

LexisNexisSoftware Engineer

Sep. 2015 - Sep. 2021Raleigh, North Carolina, United StatesDesigned and developed web applications for CRM and internal tools. Built and maintained Java programs responsible for syncing data between backend databases. Worked around limitations of OpenUI framework through transitioning team to developing traditional web apps with HTML/CSS/JavaScript frontend and PHP backend. Participated in Agile Software Development from sizing of stories to retrospectives focused on improving productivity for future sprints. Advocated internally for reduction of piling technical debt. Collaborated with the QA team to write automated functional test scripts for Salesforce code.

WinWholesaleFull-stack Developer

Jun. 2012 - Aug. 2015Dayton, Ohio, United StatesBuild and maintain both client side and server side code of web application using Grails framework. Typically carried an application from conception (bullet point wish-list of features) all the way through launch and support. Applications developed include a geographical visual analysis tool and an email distribution management tool.

WinWholesaleFull-stack Developer

Sep. 2011 - Jun. 2012Dayton, Ohio, United StatesSame as above except I was work part time while attending college classes.

WinWholesaleFull-stack Developer

Jun. 2011 - Sep. 2011Dayton, Ohio, United StatesSame as above except I was work over summer break from college.

Columbus ZooRevenue Verifier

Aug. 2008 - Sep. 2010Counted money in registers from across the park and compared against expected totals. Prepared tender to be used as change for every register. Helped prepare vault payback and deposits.

Columbus ZooConsessions

Mar. 2006 - Aug. 2008Worked register and prepared food at multiple location around the park. Provided guests with answers to questions or the best means to get their question answered.

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