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Actively AI

Senior Web Engnieer

Actively AI, New York, New York, us, 10261

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About Actively

Actively is building superintelligence for GTM teams.

We train custom reasoning agents to think like a company's best sales reps, and then use them to evaluate millions of datapoints about every single prospect account in the company's TAM to identify and execute the optimal actions each day to maximize revenue.

Our customers include some of the fastest-growing companies out there - Ramp, Verkada, Justworks, Ironclad, etc. - for whom we've driven hundreds of millions of dollars in added revenue in the past year.

We've raised over $22.5M in funding, including a recent Series A led by Bain Capital Ventures.

The base salary range for this full-time position based in New York is: $160,000 - $220,000. About the Role

We're looking for a

Senior Web Engineer

to build the foundational systems that power Actively's customer-facing UI. Historically, our system has been headless - integrating recommendations directly into tools like Salesforce and Outreach. We're now expanding into owning the full UI layer to enable deeper interaction, visibility, and configurability for our customers.

You'll be at the forefront of inventing a new class of UIs purpose-built for AI agents in the revenue org - blending familiar interfaces with new interaction paradigms where AI agents act as collaborators and co-workers. Your work will form the backbone of how customers onboard, understand, trust, and use multi-agent systems at scale.

This is a high-impact, foundational role where you'll own the web stack end-to-end, work across engineering, product, and GTM, and help define the future of human-agent collaboration. What You'll Do Design, build, and own

high-quality, scalable web applications - fromReact/TypeScript frontends to coordinating with backend APIs. Invent new UI paradigms

for AI-human collaboration, including agent inboxes, chat interfaces, feedback loops, and agent debugging tools. Partner closely with product and design

to bring new features and research capabilities to life. Design and build efficient, reusable front-end systems

that power complex web applications at scale. Plan and deploy front-end infrastructure

necessary to build, test, and ship high-quality software. Own the web systems roadmap , proposing new architecture, driving technical improvements, and increasing dev velocity. Work closely with GTM stakeholders

to tailor UI experiences for customers, and build tooling that automates and accelerates customer onboarding. Collaborate cross-functionally

across engineering and customer-facing teams to ship experiences that drive measurable value. Who You Are 5+ years of experience in

web development , with a track record of building and scaling user-facing products in fast-paced environments. Strong proficiency in

TypeScript, React , and modern web architectures. Product-minded

- you care about great UX and know how to make complex things simple. Execution-oriented

- you move quickly, ship incrementally, and balance quality with speed. Comfortable

building complex systems from scratch

- even with limited existing infrastructure or constraints. Naturally

curious and self-directed , with a deep desire to learn and a talent for sharing knowledge clearly and concisely. Comfortable navigating

ambiguous and fast-changing environments , and thrive in bringing order, clarity, and structure when it's needed. Strong ability to work

autonomously , drive outcomes, and collaborate effectively across engineering, product, and GTM teams. Bonus Points Experience working with Python backend systems and APIs. Prior experience at an early-stage startup or building scalable web products from the ground up. Exposure to agentic UI systems, such as chat interfaces, agent inboxes, or task orchestration UIs. Passion for LLMs, AI agents, and building interfaces that amplify human + machine collaboration. Benefits Competitive Early-Stage Equity Health, Dental, Vision Coverage Unlimited PTO + Recharge Days Catered Lunch on Tuesday & Friday w/ Dinners Everyday! Fully Stock Kitchen Cutting-Edge Tech & Tools Annual Off-sites & Monthly Events Commuter Benefits Beautiful Office in NYC

This position is eligible for incentive stock options, subject to the terms of Actively AI's applicable plans. Actively AI offers the following benefits for this position, subject to applicable eligibility requirements: health, dental and vision insurance, retirement benefits, and unlimited PTO. Additionally, this role may be eligible for additional benefits such as a commuter stipend. Please discuss with your recruiter for more information.

Note on Pay Transparency: Actively AI provides an estimate of the compensation for roles that may be hired as required by state regulations. Compensation may vary based on (a) location, as Actively AI factors in specific location when benchmarking compensation for most roles; (b) individual candidate skills and qualifications; and (c) individual candidate experience. Additionally, Actively AI leverages current market data to determine compensation, so posted compensation figures are subject to change as new market data becomes available. The salary, other compensation, and benefits information is accurate as of the date of this posting. Actively.ai reserves the right to modify this information at any time, subject to applicable law.