Fast-Growing Startup Jobs in USA
Looking for Fast-Growing Startup jobs in USA? Browse our curated listings with transparent salary information to find the perfect Fast-Growing Startup position in the USA area.
Staff Machine Learning Engineer - Core Engineering
Company: Pinterest
Location: USA
Posted Nov 24, 2025
Pinterest is seeking talented Staff Machine Learning Engineers to join their Core Engineering organization. The role involves designing features, building large-scale machine learning models, and developing new techniques for inferring user interests. The company offers hands-on access to a vast amount of data and the opportunity to contribute to state-of-the-art applied machine learning systems.
Landing Page Designer
Company: ElevenLabs
Location: USA
Posted Nov 24, 2025
ElevenLabs is a leading audio AI company with significant growth and innovation, offering platforms for text-to-speech and conversational AI. The company emphasizes impact, AI-first approaches, and global opportunities for talented professionals.
Senior Director - Data Engineering (AWS)
Company: phData
Location: USA
Posted Nov 24, 2025
This Senior Director Data Engineering role at phData offers high-impact opportunities in strategic customer leadership, technical innovation, and growth. It requires expertise in cloud platforms and leadership skills, with a focus on driving business outcomes and client success.
Senior Financial Analyst - Customer Success
Company: HubSpot
Location: USA
Posted Nov 24, 2025
The role of Senior Financial Analyst at HubSpot involves partnering with Customer Success leaders to design financial strategies, lead budgeting and forecasting, deliver actionable recommendations, build dashboards, collaborate with data and operations teams, identify automation opportunities, translate financial insights, and contribute to continuous improvement. The ideal candidate should have 3+ years of experience in FP&A or related analytical roles, expertise in supporting Customer Success or Go-to-Market organizations, advanced analytical and financial modeling skills, experience with BI tools, strong business judgment, excellent communication skills, and a self-starter mindset.
Direct Mail Marketing Analyst
Company: Caribou Financial
Location: USA
Posted Nov 24, 2025
This job description outlines a Direct Mail Marketing Analyst role involving campaign planning, data analysis, and cross-functional collaboration. The position offers competitive compensation, benefits like flexible time off and mental health coverage, and opportunities for professional growth.
Senior Software Engineer - Site Discovery & Localization
Company: Webflow
Location: USA
Posted Nov 24, 2025
Webflow is building an AI-native Digital Experience Platform to empower creators and enterprises to design, launch, and optimize websites without barriers. They are looking for a Senior Software Engineer to help build intelligent content experiences and improve site discovery and localization capabilities.
Senior Strategic Account Executive - PubSec, Twilio.org
Company: Twilio
Location: USA
Posted Nov 24, 2025
The job posting is for a Public Sector Senior Strategic Account Executive at Twilio, focusing on building relationships with nonprofits and social enterprises. The role involves driving customer acquisition, developing strategic programs, and collaborating with various teams to support social impact initiatives using Twilio's products.
Staff or Principal Data Scientist
Company: Gradient AI
Location: USA
Posted Nov 24, 2025
Gradient AI is a fast-growing company revolutionizing Group Health and PampC insurance with AI-powered solutions. They are seeking Staff or Principal level Data Scientists to help shape the future of their underwriting products in the healthcare and care management space. The role involves designing and implementing predictive models, analyzing large datasets, and collaborating with cross-functional teams to deliver intelligent solutions at scale.
Senior Staff Software Engineer - Search Platform
Company: Reddit
Location: USA
Posted Nov 24, 2025
The Search Platform team at Reddit is responsible for developing and maintaining the search backend, focusing on building robust search infrastructure. They are collaborating with machine learning engineers and backend architects to create the next generation of search infrastructure, enabling various search functionalities. The team is seeking a Senior Staff Software Engineer to lead the design and development of Reddit's next-generation search engine, integrating lexical vector retrieval and Gen AI search applications.
Enterprise Support Specialist - Portuguese or Korean Speaking
Company: Figma
Location: USA
Posted Nov 24, 2025
This job description outlines a role as an Enterprise Specialist at Figma, focusing on supporting enterprise customers, collaborating with cross-functional teams, and delivering exceptional support experiences. The position requires technical expertise, language proficiency, and experience with enterprise-level systems. Figma offers competitive benefits and opportunities for growth.
Executive Assistant
Company: KoBold Metals
Location: USA
Posted Nov 24, 2025
KoBold Metals is a leading AI-driven mineral exploration company that has discovered high-quality copper deposits with less capital than the industry average. The company is seeking a highly skilled Executive Assistant to support its Chief Legal Officer and Chief Financial Officer on the East Coast.
Senior Social Media Manager
Company: Twilio
Location: USA
Posted Nov 24, 2025
Twilio seeks a Senior Social Media Manager to lead innovative B2B social strategies, creating engaging content and managing channels. The role requires creativity, data analysis, and community building skills, with a focus on growth and brand awareness.