Senior Software Engineer – Desktop & Browser Applications

Cresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. The world’s leading companies, including United Airlines, Cox Communications, and Marriott, use Cresta to power world-class customer experiences every day. Born from the Stanford AI Lab, Cresta has raised more than $270 million from the world’s leading investors, including a16z, Greylock, and Sequoia. Cresta’s leadership includes some of the leading minds in AI today. Our CEO, Ping Wu , founded and led Google's Contact Center AI and Vertex AI platforms before joining Cresta to build the future of AI-driven customer experiences. Over the next few years, AI is going to redefine how people all over the world interact with businesses every day. Come build that future at Cresta. About the role: The Platform Frontend team is focused on building and maintaining a robust platform that supports all frontend development. This team oversees key areas like architecture, design patterns, frameworks, libraries, UI components, development environments, tools, and deployment processes. As a member of the Platform Frontend team, this role focuses on building desktop screen capturing, auditing and analytics gathering systems for QA, legal and compliance reasons and extracting insights to automate workflows and remove inefficiencies. Responsibilities: Play a substantial role in the platform frontend engineering team. Work with Cresta product and engineering teams, build and continuously improve the Cresta platform and new product requirements. Stay closely with customers and their requirements, analyze the technical tradeoffs, own the customer facing deliverables. Constantly identifies product improvement opportunities and generates product improvement ideas. Demonstrate the engineering best practices in deliverables and daily work. Uphold others to the same high standards. Technical ownership in a substantial part of the Cresta product and platform. Enhance compliance and QA processes by building rules-based screen capturing systems to help provide detailed information about agent desktop activity. Support PII/PCI redaction through trigger conditions based on detailed desktop and browser activity. What we are looking for: Bachelor’s degree in Computer Science or related field. Strong Computer Science fundamentals. Strong experience building native desktop applications on Windows and/or macOS, including deep familiarity with OS-level APIs (Win32, AVFoundation, ScreenCaptureKit, etc.). Experience implementing screen capture and recording systems, including video/audio pipelines, performance optimization, and multi-monitor/window capture. Low-level systems programming expertise, including concurrency, memory management, IPC, and working beyond browser sandbox limitations. Proven ability to design and own complex client-side systems, making architectural tradeoffs between native, Electron, and browser-based approaches. Strong software engineering fundamentals with 8+ years of experience and a track record of technical ownership. WebRTC, Chromium, or Electron experience is a plus, but deep native desktop expertise is preferred. Perks & Benefits: We offer Cresta employees a variety of medical, dental, and vision plans, designed to fit you and your family’s needs Paid parental leave to support you and your family Monthly Health & Wellness allowance Work from home office stipend to help you succeed in a remote environment Lunch reimbursement for in-office employees PTO: 3 weeks in Canada Compensation for this position includes a base salary, equity, and a variety of benefits. Actual base salaries will be based on candidate-specific factors, including experience, skillset, and location, and local minimum pay requirements as applicable.