Inworld AI · 2 weeks ago
Senior NodeJS Engineer
Mountain View, CA
Full-time
Hybrid
Senior Level
$200K/yr - $250K/yrInworld AI is a company focused on transforming static software into AI systems that evolve to better serve users. They are seeking a Senior NodeJS Engineer to contribute to their new platform for consumer AI applications, particularly the @inworld/runtime NPM package, which involves challenges in streaming, concurrency, and performance.
Artificial Intelligence (AI)Developer APIsDeveloper ToolsGenerative AIMachine LearningMobile Apps
Hiring Manager
Kyla Salac
Responsibilities
Establishing prioritized feature scope: Collaborate with the PMs, engineers and leads to determine the biggest product needs to focus on now. This is not a one-way flow, please participate with gusto!
Collaborating, executing, delivering: This is the core of the building loop. We aim to optimize for both speed and quality, despite it being decidedly non-obvious how to manage that tradeoff exceptionally well
Reflecting and driving improvements: Advocate for and realize foundational improvements, even while staying busy with feature work
Qualification
Required
Excellent programming skills and experience in JavaScript and TypeScript
A solid grasp of NodeJS fundamentals: events, the event loop, streams, async, etc
Excellent verbal and written communication skills, can collaborate and coordinate with other roles and engineer with ease, trusted and well-regarded teammate
Preferred
Comfortable with C++ programming
Experience with Node interop with C++ code via the Node API
Familiarity with Cursor or other AI-assisted coding tools
Experience building AI-centric web apps and familiarity with AI and ML concepts
Benefits
Equity
Benefits
Company
Inworld AI
Inworld AI is an AI runtime powering massive consumer applications.
Founded in 2021
51-200 employees
H1B Sponsorship
Inworld AI has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (2)
2023 (2)
Funding
Current Stage
Growth StageTotal Funding
$123.2MKey Investors
Lightspeed Venture PartnersComcast NBCUniversal LIFT LabsDisney Accelerator
2023-08-02Series A· $56M
2023-06-27Non Equity Assistance
2022-08-23Series A· $50M
Leadership Team
Michael Ermolenko
Chief Technology Officer
Ilya Gelfenbeyn
Executive Chairman
Recent News
2025-12-18
Company data provided by crunchbase