# Nan Wu > Senior Software Engineer @ Docusign Location: Redmond, Washington, United States Profile: https://flows.cv/nanwu Self-motivated and accomplished software engineer with 7 years of work experience in the information technology and services industry. Proven ability of requirements gathering and analysis, technical design, and development. Diverse project experiences. Extensive background in LTE/5G software system. Skilled in C#, Java, C/C++, JavaScript, React JS, Python, SQL, Spring Boot, Hibernate, Android, Tomcat, AWS, Git, Jenkins, Linux, Test, Troubleshooting, Multi-threads coding, Embedded Systems, Agile Methodology. ## Work Experience ### Senior Software Engineer @ Docusign Jan 2024 – Present | Seattle, Washington, United States ### Senior Software Engineer @ Lexion Jan 2022 – Present | Seattle, Washington, United States ### Software Engineer - KTH Master Thesis Project @ KTH Royal Institute of Technology Jan 2021 – Jan 2021 | Redmond, Washington, United States Tuning the Canvas Docker Ecosystem Tuning and optimization suggestions ### Software Engineer @ Unknown Jan 2020 – Jan 2020 | Redmond, Washington, United States Reactivities: a .Net Core and React based Social Network • Built a multi-project solution with .Net Core; Client-site with React and Mobx. • Built a Web API in .Net Core with Clean Architecture using the CQRS + Mediator pattern. • Used AutoMapper and MediatR in the .Net projects. Used Entity Framework Core as the Object Relational Mapper. Switched DB provider for Entity Framwork between Sqlite, MySql and SQL. • Implemented token-based registration/login/logout using .Net Core Identity. • Implemented features such as "Create activity", "Following/Follower", "Paging, Soring and Filtering" and “Photo upload”. • Integrated ASPNET Core SignalR for real time web communication. • Deployed to Azure and Linux; got an A rating from a SecurityHeaders site scan. ### Software Development Engineer- Silk @ Amazon Web Services (AWS) Jan 2019 – Jan 2020 | Seattle Working on the AWS Silk team, developing software to make the next generation silk browser give unique and awesome experience. •Built, tested and deployed scalable, highly available software product.(Java, Android) •Developed Silk browser CI/CD System based on google Chromium.(Python) •Developed tools/scripts to improve Silk build, test and release process. (Java/GO/Ansible) •Migrated build and test system from local hosts to AWS (Android/Ubuntu/EC2/S3/Docker/ADB) ### Software Engineer @ Smart Ticket (Java Web Service Development. Self-Motivated Project) Jan 2019 – Jan 2019 | Redmond, WA Java Web Service Development —Event Search and Ticket Recommendation. Full-Stack • Developed an interactive web page for users to search events and purchase tickets (HTML, CSS and JavaScript) • Improved personalized business recommendation based on search history and favorite records Back End: • Created Java servlets with RESTful APIs to handle HTTP requests and responses • Built relational and NoSQL databases (MySQL, MongoDB) to capture real business data from Ticketmaster API • Designed algorithms (e.g., content-based recommendation) to implement business recommendation • Deployed server side to Amazon EC2 to handle 150 queries per second tested by Apache JMeter. Front End: • Designed an interactive web page utilizing AJAX technology (HTML, CSS and JavaScript) ### Software Engineer @ OnlineShop (A Spring and Hibernate based Shopping and Ordering system. Self-Motivated Project) Jan 2018 – Jan 2019 | Redmond, WA Used Spring framework to build a web application for users to shop and order items online. • Built a web application based on Spring MVC to support item search and listing (dependency injection, inversion of control, REST API etc.). • Used Spring Security to implement JDBC authentication workflow • Utilized Hibernate to provide better support of database operations • Integrate with Ads system and implement bidding algorithm to deliver best ads to users ### Software Engineer - Validation/Troubleshooting/New Product Introduction @ Ericsson AB Jan 2017 – Jan 2018 | Bellevue WA, US • Customer support in T-Mobile Bellevue Lab • Testing and Validation of new Ericsson software and hardware products in customer T-Mobile lab. • Performing regression tests as part of 4G/5G Continuous deployment. Reviewing MOPs and executing test instructions for new 3GPP features. • Collection and extensive analysis of UE logs and eNB logs using tools like QXDM, Wireshark,Moshell as part of troubleshooting issues encountered in the lab and/or field • KPI monitoring for field upgrades, identifying KPI degradation if any and presenting the root cause analysis on daily KPI review meeting with customers. ### Software Engineer, Scrum Master @ Ericsson AB Jan 2011 – Jan 2017 | Stockholm, Sweden 6 years' industry experience in programming, statistical analysis and multivariable modeling. Proficient in C/C++, Java, Python, JavaScript, CSS, HTML, Linux, Git/SVN, Jenkins, Agile Methodology, 4G/5G. • Algorithm design and development experience in 4G/LTE and 5G software system. • Deep knowledge of LTE baseband Uplink and Downlink Physical layer, Scheduler, Mac layer signal processing on multi-core DSP digital boards. • Strong knowledge of 3GPP protocols. • IOT feature system design and implementation. • On-site-Support in customer lab experience • Work in a cross functional team, have knowledge about how feature verification works, Scrum Master experience. ## Education ### Master of Science - MS in Computer Engineering KTH Royal Institute of Technology Jan 2008 – Jan 2010 ### Bachelor's degree in Electronic Science And Technology Xi'an Jiaotong University Jan 2004 – Jan 2008 ### Master Program in System-On-Chip Design KTH Royal Institute of Technology Jan 2008 ## Contact & Social - LinkedIn: https://linkedin.com/in/nan-wu-5a707026 --- Source: https://flows.cv/nanwu JSON Resume: https://flows.cv/nanwu/resume.json Last updated: 2026-03-22