Hi, I'm Xinlu 👋
I'm a seasoned Full Stack Engineer with 12 years of experience in developing scalable, efficient, and robust web applications using JavaScript, Python, and PHP. I specialize in leveraging cloud platforms like AWS, Azure, and Google Cloud, and excel in leading development teams to deliver innovative solutions that enhance user experiences and operational efficiencies.
Sunnyvale, CA
Available for new projects
About me
Curious about me? Here you have it:
As a seasoned Full Stack Engineer with 11 years of experience, I have developed a deep expertise in both front-end and back-end development, specializing in creating scalable, efficient, and robust web applications. My comprehensive skill set includes advanced proficiency in JavaScript, Python, and PHP, coupled with extensive experience in modern frameworks and libraries.
I am adept at architecting and deploying applications on cloud platforms like AWS, Azure, and Google Cloud Platform, leveraging services such as EC2, S3, Lambda, and Kubernetes to enhance application scalability, reliability, and performance. My strong background in cloud services is complemented by a proven track record of leading development teams through full project lifecycles, ensuring seamless integration and deployment processes.
I excel at driving innovations that improve user experiences and operational efficiencies, consistently delivering projects that meet and exceed business objectives. My approach integrates best practices in code quality, security, and maintainability, making me a valuable asset to any forward-thinking organization looking to innovate and grow in the tech space.
Experience
Here is a quick summary of my most recent experiences:
Senior Software Engineer
Fortunes Tech
Aug 2021 - Present
- Developed and maintained scalable web applications for high-traffic online auction platform using message queuing techniques, enhancing user experience and operational efficiency.
- Led the microservices-based backend system development, resulting in an improvement in system resilience and reduction in latency.
- Spearheaded adoption of containerization technologies like Docker and Kubernetes, and integrated Continuous Integration/Continuous Deployment (CI/CD) pipelines, streamlining deployment processes, enhancing development to production workflows, and ensuring seamless, automated updates and scalability.
- Successfully integrated multiple payment gateways into ecommerce platform to support global transactions, implemented a powerful search feature using Elasticsearch for real-time, accurate product searches, and seamlessly integrated various marketing tools including Google Analytics and Mailchimp to enhance campaign effectiveness and drive sales growth.
- Collaborated with cross-functional teams on UI/UX design and customer support, implementing responsive design principles that led to an increase in mobile user engagement.
- Directed a team of software engineers and mentored junior developers through code reviews contributing to an increase in team productivity and skill enhancement.
Senior Software Engineer
Hippo Insurance
May 2019 - Aug 2021
- Led the design and implementation of homeowners, property and life insurance underwriting software, which streamlined risk assessment processes and reduced underwriting time by 30%, enhancing client satisfaction and throughput.
- Spearheaded the implementation of API integration with multiple insurance carriers, enhancing quick quoting features that reduced quote generation time by 30% for agents.
- Collaborated with data engineering teams to develop an AI-driven tool using satellite imagery analysis, improving wildfire risk assessments by 40% and supporting underwriting decisions.
- Led the development and integration of online signature capabilities using Dropbox Sign, achieving a 35% increase in document processing speed and enhancing customer experience.
- Implemented a seamless integration with Ivans to automate data exchanges, which enhanced data accuracy by 20% and reduced manual data entry by 50%.
Software Engineer
Mango Languages
May 2014 - Nov 2017
- Designed a comprehensive analytics dashboard that provides educators and administrators with real-time insights into student performance, engagement levels, and course effectiveness, enabling data-driven decision making.
- Implemented gamification elements like points, badges, and leaderboards, which increased daily active users by 40% by making learning more fun and competitive.
- Developed interactive 3D visualizations of complex educational content using Three.js and BabylonJS, enhancing user engagement and understanding by providing dynamic, manipulable models in web-based learning platforms.
- Engineered a virtual classroom environment with interactive features like live polling, breakout rooms, and real-time feedback using WebRTC and Socket.io, enhancing the quality of remote instruction and student participation.
- Architected and implemented a robust content management system for the platform that allows educators to easily create, update, and manage digital content, including video lessons and downloadable resources, streamlining the content delivery process.
- Led the initiative to ensure all web applications meet WCAG 2.1 accessibility standards, implementing features like text-to-speech, highcontrast modes, and keyboard navigability to support learners with various disabilities.
Software Engineer
Toptal
May 2014 - Nov 2017
- Designed and developed over 5 mobile and SaaS applications improving average customer engagement and receiving 4.5֡ star ratings on app stores.
- Collaborated with cross-functional teams in Agile environments, enhancing project delivery speed and improving team satisfaction scores.
- Integrated with CMS solutions for content-heavy websites including Directus, Strapi, Sanity, CoreUI and KeystoneJS allowing for faster content updates and an increase in SEO rankings.
- Developed a dynamic integration between CRM services like Zoho, HubSpot and Zendesk, enabling real-time customer data updates and personalized marketing campaigns, resulting in an increase in customer retention.
- Led the initiative to make a flagship web application fully compliant with WCAG 2.1 guidelines, enhancing accessibility for users with disabilities and increasing the user base.
- Developed and maintained a comprehensive suite of unit tests and end-to-end tests achieving over high code coverage, which significantly reduced the number of post deployment bugs, reliability and fast deployment speed.
Software Engineer
Mango Languages
Jul 2013 - May 2014
- Introduced microservices-based solutions to modernize legacy insurance systems, allowing insurance carriers to improve flexibility, reduce operational costs, and accelerate the launch of new insurance products.
- Collaborated with insurance carriers to customize API integrations, meeting unique business requirements and regulatory compliance needs, resulting in an improvement in data processing times and reduction in manual data entry errors.
- Developed and maintained robust APIs for Majesco's insurance platform, enabling seamless integration with external systems, such as third-party underwriting, claims management, and customer service applications, enhancing the interoperability of insurance carriers' ecosystems.
- Implemented analytics and monitoring tools for API usage, providing insights into performance bottlenecks, usage patterns, and opportunities for optimization, leading to an improvement in API response times and enhanced service reliability.
Software Engineer
Mango Languages
Jun 2012 - Jul 2013
- Collaborated with a cross-functional team to develop and a mobile app for policy management, which led to increase in customer engagement and an improvement in customer satisfaction scores.
- Contributed to a team project that redesigned the claim processing workflow, incorporating automation tools that sped up claim resolution, significantly improving customer satisfaction during the claim process.
- Spearheaded the integration of third-party agent portals with Homesite's underwriting system, facilitating real-time data exchange and streamlining the underwriting process for agents, which led to an increase in underwriting efficiency and agent satisfaction.
- Integrated with an AI-driven model for wildfire risk detection, utilizing satellite imagery and environmental data to assess property risks accurately, reducing underwriting errors and enhancing policy pricing accuracy.
Work
Some of the noteworthy projects I have built:
Bookvid
Bookvid is an AI-powered marketplace to help entrepreneurs monetize video sessions up to 100,000 people. It allows clients to easily schedule and pay for group calls, masterminds, packages or 1:1 video calls.
Next
Radix UI
Styled Component
React Query
Next Auth
Typescript
Flask
Python
SQLAlchemy
MySQL
Livekit
Daily
CometChat
Stripe
GCP
Testimonials
Nice things people have said about me:
"Working with Xinlu Gui was a pleasure. Their deep technical expertise and dedication were evident throughout the project. They delivered an outstanding solution that not only met but exceeded our expectations, and did so ahead of schedule."
Jesse Linson
Founder - Bookvid
"Xinlu Gui's professionalism and attention to detail made a significant impact on our project. They consistently provided innovative solutions to complex problems. The results were exceptional, and their commitment to delivering high-quality work was evident in every aspect of the project."
Eric Button
COO - Pirate Wires
Get in touch
What’s next? Feel free to reach out to me if you are looking for a developer, have a query, or simply want to connect.
xinlugui615@gmail.com
+1 (435) 363-9580
You may also find me on these platforms!