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Josivan Silva
Senior Unity/C# Developer specializing in 3D/VR visualization and industrial automation
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About
Real-time VFX artist specializing in Unity VR/mobile optimization; shipped a Doctor Strange-inspired portal effect for a standalone Meta Quest 2 project ("Projeto Multiverso UNINASSAU") using a custom vertex-offset shader and carefully managed overdraw to hit 50+ FPS. Also building sci-fi VFX (explosions, lasers, environmental effects) for an in-development game ("Star Warfare") and uses AI tools to speed iteration, debugging, and documentation.
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Key Strengths
- Shipped Unity VR portal VFX using custom vertex offset shader (Doctor Strange-inspired)
- Performance-focused VFX optimization for Meta Quest 2 (50+ FPS target)
- Strong grasp of real-time rendering constraints (overdraw, draw calls, shader complexity, mesh/texture budgets)
- Uses GPU profiling tools to diagnose and improve performance
- Balances visual fidelity with tweakability for developers/designers
Reference Highlights
- Excellent professionally and personally
- Helpful
- Easy to communicate with
- Very intelligent
- Responsible
- Determined
- Proactive
- Polite
- Approachable
- Team-oriented
- Focused
- Experienced professional
- Accepts feedback well
- Continuously seeks self-improvement
- Strong in development and visual environments
- Reduced production costs through simulation/control
- Improved industrial processes through simulation/control
- Delivered major plant upgrade/modernization/automation project (largest biodiesel plant in Pernambuco, Brazil)
- Purposeful effects that clearly communicate game states and player actions
- Meticulous attention to detail
- Deep understanding of motion physics
- Creates believable, natural-feeling effects that enhance immersion
- Consistently high level of visual polish
- Tireless work ethic
- Extremely high personal standards
- Delivers multiple effective solutions to challenges
- Open to feedback
- Shares knowledge freely
- Effective teacher; communicates corrections pragmatically and non-violently
- Reliable iteration aligned with performance and visual constraints
- Solid grasp of timing, motion, scale, and visual readability
- Performance-aware development mindset
- Strong debugging and refinement capability
- Strong problem-solving with multiple technical approaches
- Able to explain technical trade-offs clearly to others
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