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About the Role

Zynga is seeking a Principal Software Engineer to develop and maintain core client technology, engine-level systems, and infrastructure for a new casual game. This role requires a passion for engineering excellence, comfort with diagnosing and solving deep technical problems, and the ability to work independently on complex initiatives.

Responsibilities

• Define, architect, and develop core systems and client infrastructure in Unity and C#
• Diagnose and resolve complex, game-wide technical issues such as slow load times, low frame rates, memory pressure, and build/runtime stability
• Own the evaluation, upgrade, and maintenance of third-party libraries, SDKs, and engine dependencies
• Design and implement foundational architecture changes that enable future feature roadmaps
• Produce technical design documentation and implementation plans for infrastructure and systemic initiatives
• Scope and cost work accurately from loosely defined requirements, presenting estimates with clear assumptions and identified risks
• Adapt plans and technical approaches when requirements or platform constraints change
• Review code, technical design documentation, and implementation plans for other team members
• Proactively profile, optimize, and refactor code to meet team performance and stability KPI goals
• Explore, develop, and integrate new technologies and tools that benefit the broader engineering team
• Work closely with other engineers to lead multi-week or month-long infrastructure and tooling efforts
• Give team and divisional tech talks on architectures that you’ve built
• Work to improve and evolve team process and engineering standards
• Help to mentor other engineers

Requirements

• B.Sc. in Computer Science, Engineering, or equivalent education / work experience
• 6+ Years game industry / mobile app experience as a software developer
• Shipped titles and/or live games experience, especially mobile (iOS / Android)
• Expert knowledge in C#
• 3+ Years Unity experience, including engine-level and low-level systems work
• A solid understanding of client/server architecture in modern mobile games
• Understanding, interest and knowledge of server-side architecture in mobile games
• Solid foundation in data structures, algorithms and software methodologies
• Demonstrated experience diagnosing and resolving performance issues such as load times, frame rate, and memory usage
• Experience upgrading, integrating, or maintaining third-party libraries, SDKs, or engine versions
• Experience with the AWS ecosystem, Kubernetes, and back end monitoring technologies such as Datadog
• Excellent communication skills and comfort working in a collaborative environment
• Excellent ability to foresee and proactively resolve blockers, technical risk, and points of failure
• Excellent ability to function in an asynchronous distributed work environment while still tuning in to key team meetings
• Experience with git
• Experience with performance profiling and optimization tools

Skills

• Unity
• C#
• Client/server architecture
• Server-side architecture
• Data structures
• Algorithms
• Software methodologies
• Performance diagnosis and resolution
• Third-party library integration
• AWS
• Kubernetes
• Datadog
• Git
• Performance profiling
• Optimization
• Unity engine source modification
• Custom engine forks
• Build pipeline
• CI/CD
• Dev tooling for game teams
• Casual game development
• AI coding tools

Location

• Austin
• Eugene
• Toronto
• San Mateo
• Carlsbad
• Chicago

Work Type

• Full-time

Experience Level

• Principal Software Engineer
• 6+ Years game industry / mobile app experience
• 3+ Years Unity experience

Education Level

• B.Sc. in Computer Science, Engineering, or equivalent education / work experience

Salary/Compensations

• Toronto: $114,300 - $164,300 per Year
• California: $133,900 - $180,000 per Year
• Illinois: $120,600 - $170,000 per Year

Benefits

• World-class benefits package
• Medical, dental, vision, and basic life insurance coverage
• 14 paid holidays per calendar year
• Paid vacation time (15 to 25 days) or eligibility for discretionary time off
• Up to 10 paid sick days per calendar year
• Paid parental and compassionate leave
• Wellbeing programs for mental health and wellness support
• Family planning support through Maven
• Commuter benefits
• Reimbursements for fitness-related expenses
• Eligibility to participate in our 401(K) plan
• Eligibility to participate in Employee Stock Purchase Program

About the Company

• Zynga brings people together through the power of play as a global leader in interactive entertainment and a label of Take-Two Interactive.
• Founded in 2007 and headquartered in California, Zynga's games have been downloaded over 6 billion times, connecting players in 175+ countries.
• Zynga's diverse game portfolio includes titles like FarmVille™, Words With Friends™, Zynga Poker™, and many more.
• Zynga's teams span North America, Europe, and Asia, working together to craft unforgettable gaming experiences.

Equal Opportunity

• Zynga is proud to be an equal opportunity employer, committed to creating and celebrating diverse thoughts, cultures, and backgrounds.
• Employment is based on substantive ability, objective qualifications, and work ethic, not on protected characteristics.
• Zynga provides necessary support and accommodation to qualified individuals with disabilities, health conditions, or impairments.
• Please contact accommodationrequest@zynga.com to request accommodations or for support related to your application.