John Dalin Email & Phone Number

United States

Seattle, Wa, Us

Projects- Information Security Payments team: Secure cloud-based payments services to handle payments made by Amazon customers globally.- Alexa Games team: Alexa Blueprints (blueprints.amazon.com), Live Trivia Game Show, Gamer identity system, Alexa Skill Flow Builder.Achievements- Designed, implemented and handled project management for the integration of the cloud-based payment processor integration service with upstream payment services within Amazon.- Designed and implemented CI/CD systems for Amazon payments services that reduced chance of inside security threats occurring by having a separation of duties ownership model.- Co-ordinated and aligned with teams of payments services engineers all around the world.- Mentored and trained junior/intern engineers and worked with them on designs for CI/CD, ‘Infrastructure as Code’ components, DAO layer, Cert Auth layer, and secret data and configuration management layer, and Client On-boarding and Self-Service System.- Created multiple documents such as ramp-up documentation for new engineers and design templates.- Designed and implemented data collection system for Alexa Skill Flow Builder for machine learning and Business Intelligence analysis.- Developed multiple voice app prototypes, including adding player scoring system to Jeopardy Alexa game to demonstrate Gamer Identity system.Technology- Java, Javascript/Typescript, Python, Tomcat/Apache, RESTful APIs, Swagger, NodeJS, VueJS, ReactJS, React Native, AWS (EC2, ECS/Fargate, Lambda, DynamoDB, S3, KMS, Kinesis, CloudFormation, CDK), Security & Crypto (AES, RSA, TLS and X.509 Certs, JWT, OAuth), Alexa Skill Development.

Perth, Western Australia, Au

Project- Personal Finance System Redevelopment: Redevelopment of the Cash Converters Personal Finance System to support the creation and management of small loans.Achievements- Designed and implemented multiple features including: In-store and online customer applications, loan application assessment and loan eligibility, direct-debit repayments and disbursements, failed loan collections, accounting reports.- Conducted sessions/presentations to align team members on architectural designs.Technology· C#, WPF MVVM, Azure, SQL Server, Event Sourcing and CQRS, Microservices Architecture.

Perth, Western Australia, Au

Project- Minemax product suite: Mine scheduling, planning and optimization products. Achievements - Implemented and released the Planner software application.- Fixed multiple UI bugs to stabilize the performance and usability of all Minemax products.Technology- C#, C++, Java, T-SQL, WPF MVVM.

South Brisbane, Queensland, Au

Project- Patient Administration System for Western Australian Hospitals: A new patient administration system being created by the WA Department of Health for WA hospitals and clinics.Achievements- Implemented multiple SQL extracts and reports to satisfy clients at the WA Health Department.Technology- Oracle, PL/SQL, MS SQL Server, T-SQL.

New York, Ny, Us

Project- Radar and Surveillance Tracking System for Oil Platform Security: A multi-server/multi-user system for tracking friendly and hostile vessels in an oil field on a field map and via live video streams.Achievements- Simplified the design of the Alarm sub-systems, contacts (vessel data) sub-system, recording sub-system, and camera sub-system by using common software modules.- Created routines for synchronizing vessel identification and classification data and alarm state between servers.- Overhauled the design of the GUI so that it was more user friendly and aesthetically pleasing.- Developed the software for a video wall display.Technology- C#, Multi-threaded, Windows Services, Microsoft SQ Server 2008, T-SQL, ADO.net, WPF MVVM.

Perth, Western Australia, Au

Projects- Worked on many projects in the development of advanced training simulators for the mining industry.Achievements- Created a new component-based software architecture for new underground vehicle simulation groups with ability to retro-fit existing vehicle simulation groups.- Implemented many features on top of the physics engine that created an abstraction and allowed rapid development of business logic.- Refactored the audio sub-system so that it wrapped the DirectSound API and allowed abstraction.- Delivered a new design and implementation for AI-Controlled trucks within the simulation.- Increased the efficiency of shadow volume rendering by using culling techniques to get the frame rate to an acceptable 60 FPS level.- Created a refactoring plan for the graphics engine with details on a design to consolidate the design of the graphics engine and a step-by-step plan on how to achieve this.Technology- C++ (Boost, STL), DirectX, Vortex Physics Engine, TCP/IP, C#, WinForms, ADO.net

Chicago, Illinois, Us

Projects- iDEN Mobile Phone Chinese Character Display Project: Porting Chinese character display to an iDEN Mobile Phone for the Chinese market.- Dual CDMA/iDEN Mobile Phone Project: A dual-chip mobile phone to be sold in the US market.Achievements- Integrated the software driver software for a Dual CDMA / iDEN Mobile Phone.- Prototyped a simple design for a Chinese Character Display and implemented it.Technology- C/C++, Solaris Unix.

Au

Project- Transport and Control System Software Project: A control system for a Singapore train line.Achievements- Refactored applications to separate business logic from technical logic allowing code reuse for different sub-projects.Technology- C++, CORBA, SQL Server, Windows, Solaris Unix.

Adelaide, South Australia, Au

Project- Submarine Tactical Display Project: A graphical display of contact information for submarine command.Achievements- Designed and implemented the Submarine Tactical Display and demonstrated it to DSTO management and to Murdoch University lecturers.Technology- C++, POSIX Threads, Red Hat Linux, OpenGL, Motif, TCP/IP.