Accounting Co-op (Spring 2026)

At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying.

Accounting Co-op (Spring 2026)

Location: Boston, MA 

This is a 6-month (January 5th-June 26th, 2026) paid co-op experience out of our Boston, MA headquarters. 

As an Accounting Co-op, you'll be a part of our Corporate Accounting team and help drive vital accounting processes and financial operations forward. 

You’ll build hands-on experience in general ledger accounting and financial reporting, playing an active role in our critical month-end and quarter-end close activities. You will gain exposure to a broad range of accounting activities by supporting initiatives such as process enhancements, financial analysis, and special projects beyond routine close responsibilities. You’ll also partner with FP&A, procurement, and billing teams, gaining insight into how accounting connects across the business.

How you will make an impact:

• Play a key role in our month-end and quarter-end close by preparing essential journal entries and performing meticulous balance sheet account reconciliations.
• Ensure our general ledger accurately reflects financial transactions in line with GAAP principles.
• Collaborate closely with the Accounting team and FP&A, contributing to a complete and accurate close process.
• Jump into ad-hoc projects that focus on building new processes, improving efficiency, and solving real business challenges.
• Contribute to process improvements by identifying gaps, recommending solutions, and helping us streamline workflows.
• Share your fresh perspective to help us find smarter ways of working, whether that’s improving spreadsheets, organizing data, or suggesting new approaches.
• Support SOX compliance and assist with financial statement audit procedures.
• Provide data and reporting support for external stakeholders, including financial statement auditors.

Who You Are:

• Undergraduate student with a BA/BS in Accounting or Finance, graduating in May 2027 or May 2028
• Proficient in Excel and Google Suite - you'll be leveraging your proficiency daily to analyze data and streamline processes
• Takes initiative, is resourceful, and is excited to contribute to our collective success.
• Ambitious to build and improve; you'll contribute to creating new processes and automating improvements utilizing AI tools
• Exhibits strong curiosity and willingness to learn
• Detail-oriented and organized

We use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC, certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3, 2025.

Please see the independent bias audit report covering our use of Covey here

Massachusetts Applicants:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Our salary range reflects the cost of labor across various U.S. geographic markets. The range displayed below reflects the minimum and maximum target salaries for the position across all our US locations. The base salary offered for this position is determined by several factors, including the applicant’s job-related skills, relevant experience, education or training, and work location.

In addition to base salary, our total compensation package may include participation in the company’s annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility. Please visit Klaviyo Rewards to find out more about our Total Rewards package.

Your recruiter can provide more details about the specific salary/OTE range for your preferred location during the hiring process.

Base Pay Range For US Locations:$30—$30 USD

Get to Know Klaviyo

We’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable like never before. We see limitless potential for the technology we’re developing to nurture personalized experiences in ecommerce and beyond. To reach our goals, we need our own crew of remarkable creators—ambitious and collaborative teammates who stay focused on our north star: delighting our customers. If you’re ready to do the best work of your career, where you’ll be welcomed as your whole self from day one and supported with generous benefits, we hope you’ll join us.

Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex (including pregnancy), gender identity, sexual orientation, physical or mental disability, veteran or active military status, marital status, criminal record, genetics, retaliation, sexual harassment or any other characteristic protected by applicable law.

IMPORTANT NOTICE: Our company takes the security and privacy of job applicants very seriously. We will never ask for payment, bank details, or personal financial information as part of the application process. All our legitimate job postings can be found on our official career site. Please be cautious of job offers that come from non-company email addresses (@klaviyo.com), instant messaging platforms, or unsolicited calls. You can find our Job Applicant Privacy Notice here.   By clicking "Submit Application" you consent to Klaviyo processing your Personal Data in accordance with our Job Applicant Privacy Notice.  If you do not wish for Klaviyo to process your Personal Data, please do not submit an application. You can find our Job Applicant Privacy Notice here.