Sierra

Sierra is the conversational AI platform for businesses. We help companies elevate their customer experience with AI.

sierra.ai

Sierra

Sierra is the conversational AI platform for businesses. We help companies elevate their customer experience with AI.

sierra.ai

HQUS

Team Size428

Open Jobs8

Total Funding$635M

Latest FundraiseUnknown

TL;DR

Product: Enterprise conversational AI platform (Agent OS: Agent Studio, SDK, Data Platform) for customer support across chat, voice, SMS, email

Founders: Bret Taylor and Clay Bavor

Funding: $635,000,000 total reported

Valuation signals: $4.5B (Oct 2024 round) and ~$10B (Sep 2025 round) reported

Customers / traction: Reported enterprise customers and ~ $100M ARR by Nov 21, 2025

Company Overview

Problem Domain

Customer experience and enterprise customer support automation using conversational AI agents.

Founded

2023

Industry

Software Development

Funding Track Record

- 2024-10-28

$175,000,000

Round reported at a ~$4.5B valuation

- 2025-09-04

$350,000,000

Round reported at about a $10B valuation

Investor Signal

“Participation by Greenoaks Capital, Sequoia, Benchmark, ICONIQ and Thrive Capital reported”

Founders

What we do

TL;DR

Company Overview

Funding Track Record

Founders

What we do

Sierra

Sierra is the conversational AI platform for businesses. We help companies elevate their customer experience with AI.

sierra.ai

Sierra

Sierra is the conversational AI platform for businesses. We help companies elevate their customer experience with AI.

sierra.ai

HQUS

Team Size428

Open Jobs8

Total Funding$635M

Latest FundraiseUnknown

TL;DR

Product: Enterprise conversational AI platform (Agent OS: Agent Studio, SDK, Data Platform) for customer support across chat, voice, SMS, email

Founders: Bret Taylor and Clay Bavor

Funding: $635,000,000 total reported

Valuation signals: $4.5B (Oct 2024 round) and ~$10B (Sep 2025 round) reported

Customers / traction: Reported enterprise customers and ~ $100M ARR by Nov 21, 2025

Related Companies

Company	HQ	Industry	Total Funding
Sema4.ai	🇺🇸US	Data and AnalyticsDeepTechInformation TechnologySoftware	$56M
Resolve AI	🇺🇸San Francisco, US	Data and AnalyticsDeepTechInformation TechnologySoftware	$35M
Pallet	🇺🇸US	—	$48M
Cleric	🇺🇸US	Data and AnalyticsDeepTechInformation TechnologySoftware	-
Sana	🇸🇪SE	Education	$138M

Company Overview

Problem Domain

Customer experience and enterprise customer support automation using conversational AI agents.

Founded

2023

Industry

Software Development

Funding Track Record

- 2024-10-28

$175,000,000

Round reported at a ~$4.5B valuation

- 2025-09-04

$350,000,000

Round reported at about a $10B valuation

Investor Signal

“Participation by Greenoaks Capital, Sequoia, Benchmark, ICONIQ and Thrive Capital reported”

Founders

What we do

Join the Team

GTM Operations Analyst

On-SiteSG

On-Site • SG

What You'll Do:

Drive end-to-end strategic projects such as building business cases and execution plans for new markets, performing financial and data analysis on product performance, and developing frameworks for annual planning.
Act as a thought partner to leaders across the company to improve business planning, performance & execution
Master Sierra’s daily operations, identify inefficiencies and improve our capabilities by optimizing existing processes and introducing new ones.
Coordinate with Sales, Marketing, Product, and Engineering teams to ensure seamless execution of cross-functional projects.

Teeming tracks opportunities at over 24,000 AI startups, then works with you to find (and land) the one you'll love.

Software Engineer

ContractBerlin, DE

Contract • Berlin, DE

Mobile Developer

Full-timeJerusalem

Full-time • Jerusalem

Mobile Developer

InternshipHamburg, DE

Internship • Hamburg, DE

Software Engineer

Part-timeUtrecht, NL

Part-time • Utrecht, NL

Software Engineer

Full-timeHaifa

Full-time • Haifa

Backend Developer

InternshipMunich, DE

Internship • Munich, DE

5-10 years of experience in investment banking, management consulting, private equity, corporate strategy, or business operations; and 2+ years of investment banking or consulting experience required.
Outstanding communication skills with the ability to distill complex ideas and problems into straightforward, actionable recommendations, especially to executives.
High EQ with a resilient approach allowing you to overcome challenges and setbacks in a fast-paced environment quickly.
A methodical, process-driven mentality that is focused on both accuracy and efficiency. Ability to multitask and meet deadlines with quality products.