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. Want to learn more about life at Klaviyo? Visit careers.klaviyo.com to see how we empower creators to own their own destiny.
Why you should join the Mobile Push Team:
The Mobile Push team, a diverse group of accomplished engineers, that focuses extensively on developing products within the space of push notification marketing. As Klaviyo continues to break into the enterprise market we need skilled engineers that are capable of self-starting on new product features and working through existing problems with a mind for high scalability. The work is cross-functional, but leans towards backend development. We work closely with other mobile teams to ensure we have end-to-end support for our features across various mobile platforms.
Over the past year, the Mobile Push team at Klaviyo has continued to scale its existing product features in support of Klaviyo’s first enterprise customers. While doing so we have also continued to create new domains (like geofencing) that will help Klaviyo support a mobile-first ecosystem for its customers. The continued expansion of product areas and scale has augmented the scope of the team’s responsibilities. With new products to cultivate and further levels of scalability to master, the team requires a highly capable software engineer to help manage the increasing demands due to working on Klaviyo’s mobile offerings.
This engineer will contribute to the expansion and maintenance of the team’s mobile push offerings, enable us to build and launch brand new mobile-first experiences and extend Klaviyo’s reach beyond traditional email marketing into a comprehensive mobile experience.
How You'll Make an Impact:
- You will be a core member of the Mobile Push team, working on high-scale problems and new product features in mobile marketing space.
- Work closely with product and design to provide the best experience for our customers.
- Take ownership of projects from inception to release.
- Work on fullstack problems in a high-scale enterprise-level GoLang microservices stack and flex knowledge in the Django (Python) framework to help build out pipelines for rendered mobile experiences.
Who you are:
Deep experience working in fullstack roles with a focus on GoLang and/or Python development
- Experience working in cloud technologies, particularly with AWS systems like EC2 and RDS
- Exposure to frontend development, mainly in React
Exposure mobile development - either Android or iOS (nice to have)
- Open to working with different technologies as needed
- Have a proven track record of leading projects and collaborating well at a cross-functional level
- Comfortable leveraging AI technologies effectively in personal contributions.
- Self-starter - As the member of the team, we are looking for someone who can bring with them expertise in fullstack development.
- Adaptability - We will be working not just in backend systems may also touch frontend UI, cloud systems, and build dev tools.
- Ambition - We are looking for people that can take an idea and have the ambition to headline it in the future.
- Learning - To be always learning is a core value at Klaviyo and this role will require someone excited to learn new technologies and expose themselves to new approaches
Technologies We Use (not exhaustive):
- GoLang
- Python, Django
- React, TypeScript, Redux
- MySQL, Redis, DynamoDB
- AWS (EC2, RDS, Aurora), Terraform
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.
Your recruiter can provide more details about the specific salary/OTE range for your preferred location during the hiring process.
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.
AI fluency at Klaviyo includes responsible use of AI (including privacy, security, bias awareness, and human-in-the-loop). We provide accommodations as needed.
By participating in Klaviyo’s interview process, you acknowledge that you have read, understood, and will adhere to our Guidelines for using AI in the Klaviyo interview Process. For more information about how we process your personal data, see our Job Applicant Privacy Notice.
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.
Top Skills
Klaviyo Boston, Massachusetts, USA Office




We're in the heart of the Financial district with easy access to public transportation and a short walk from South Station. We also have hubs in Denver, London and Sydney.
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