- Leading internal backend technologies, in collaboration with Technical Director. Includes technologies used and implementation
- Developing server side features, both on game server and services hosted in thec cloud
- Implementing productivity features for the wider game team
- Developing internal plugins for Unreal Engine


Senior Software Engineer

- Leading, reviewing and driving technical direction of internal projects
- Management of Junior and Intermediate engineers - mentorship, career planning, 1:1s
- Communication to studio leadership on project timelines, results, status updates
- Contributing back to existing .NetCore/ASP.Net backend services with Postgres and MongoDB
- Driving load testing best practices specific to AAA gaming

Demonware is a middleware company, a subsidiary of Activision, working on back-end systems for franchises such as Call of Duty, Diablo, Guitar Hero, Call of Duty: China and Crash Team Racing.

- Taking a 'Title Lead' role for Tony Hawk Remastered 1+2. Involved working with leadership to scope work for project, design efficient, scalable online solutions for the game. Studio visits to work directly with Vicarious Visions to integrate Demonware solutions into their game
- Developing and designing server side applications in Python
- Working with distributed systems to scale applications to handle 100s of thousands of concurrently connected users
- Experience operating SQL systems
- Effectively communicating with global partners to integrate client code and triage issues
- Consistent communication with team members and leads to successfully reach team objectives
- Provided presentations regarding internal technologies and third party platforms such as Kubernetes

Software Engineer

Senior Software Enginer (Backend and Server) in the Games Industry

Stephen-Terepaii O'Sullivan

- Provided backend features for reading leaderboards
- Backend system support and collaboration with Blizzard 

Diablo 3 (PS3 and XBox 360)

- Designed the 'Rival Seasons' backend component of online services
- Worked with and iterated on the design of backend features for the game to meet the needs of the studio
- Backend systems support for Freestyle Games

Guitar Hero Live

- Worked with Raven and Tencent on several backend features for the game around antibot, feature banning, and team marketplace (never used in production)
- Made studio visits to our offices in Shanghai to work directly with Raven on features and build relationships with our Shanghai colleagues
- Participated in the merging of 4 datacenters into 1. Involved mapping out how each zone's data would be merged and resolving conflicts
- Proved out load testing concerns of our backend systems in the Shanghai datacenter using our most up-to-date tooling.
- Established best practices in load testing on the team which ended up being used in later projects

Call of Duty: Online

- Put on secondment to one of our product teams to help launch the Storage system for Black Ops 4
- Contributed to backend features and participated in the design of client code, server code and longer term plans for the product
- Successfully supported the team right up to launch

Call of Duty: Black Ops 4

- Worked with Team Lead to adopt our new internal Kubernetes platform
- Developed charts and propped title environments
- Worked on communicating internal plans to the team with our Kubernetes platform
- Established our best practices with monitoring and alerting on Kubernetes which we've brought forward to future titles
- Presentations on internal Kubernetes platform, monitoring and metrics 

Crash Team Racing

- Assuming a title lead role for this project
- Designed system usage for Create-A-Park. Client side caching, timings, usage of existing backend services. Identifying gaps in requirements and communicating these to service providers.
- Studio visits on L1 visa
- Working with lead online engineers at Vicarious Visions to make sure our backend systems are fit for purpose
- Communicating backend design to Online team
- Exposing client SDK through Unreal Engine 4 
- Ensuring internal team are aware of the scope of the project
- Communicating with Demonware leadership on the progress of the project
- Project planning
- Presentation roadmap to get company on board and able to support the project
- Leading the loadtesting effort and using this as an opportunity to mentor our interns

Tony Hawk 1+2 

- Developing UE4 interfaces for backend services
- Backend service support 

Crash Bandicoot 4: It's About Time

- Management of backend engineering team
- Backend development
- Building relationships with our Singapore studio to integrate online solutions into Skull and Bones
- Load testing

Personal details

Stephen-Terepaii O.

Summary

Technical skills

Work Experience

Personal Projects