Sendbird is on a mission to build the AI workforce of tomorrow. Sendbird is the omnichannel AI agent platform enterprises choose to elevate the customer experience by initiating autonomous support & sales conversations, keeping humans in the loop for complex inquiries, and re-engaging customers with proactive business messages. We are the omnichannel AI agent platform enterprises choose to elevate customer experience. Trusted by 4,000+ of the world’s most popular apps—including industry leaders like Match Group, Rakuten, Yahoo, and Coupang—Sendbird powers over 7 billion messages every month.
Quality Engineers at Sendbird ensure the reliability and performance of our products by applying strong engineering principles to testing, collaborating closely with development teams, and implementing robust test automation and performance testing practices. As a QE, you will not only execute and improve test coverage but also drive quality initiatives, manage internal and external teams, and influence quality standards across the organization. You will play a key role in strengthening our testing strategy, optimizing test efficiency, and elevating the overall software development lifecycle.
What you will do
- Create user-centric test scenarios, test cases, and test plans, and perform functional, non-functional, and performance testing across web and mobile platforms.
- Analyze and track issues to resolution, reviewing requirements and technical documents to provide early, engineering-focused feedback.
- Develop, maintain, and execute automated tests and frameworks, integrate them into CI pipelines, and introduce tools that improve test scalability and efficiency.
- Manage test environments, equipment, monitoring tools, and internal QA documentation.
- Lead QE projects, coordinate testing activities, and ensure consistency in engineering-driven quality standards and practices.
- Establish and improve QE policies, processes, and prioritization criteria aligned with Sendbird’s standards; continually drive productivity, efficiency, and technical excellence.
- Collaborate closely with engineers and PMs to shift testing left and embed quality earlier in the development process.
- Communicate effectively in English with global team members, conduct meetings, and handle team-related responsibilities such as performance reviews, training, and staffing.
- Collect, analyze, and interpret quality and performance-related data to support decision-making and continuous improvement.
Who you are
- QE professional with 7+ years of experience in SaaS product quality engineering, with solid knowledge of testing methodologies, tools, and software quality processes.
- Skilled in Web, iOS, and Android testing, with a background in computer science or equivalent technical experience.
- Experienced in test automation using Swift, Kotlin, Python or JavaScript, and familiar with CI systems such as CircleCI or GitHub Actions; capable of extending frameworks and contributing to engineering workflows.
- Proficient in Jira, Slack, Confluence, and other collaboration and workflow tools.
- Capable of leading QE projects and teams, including managing external tester teams and defining test strategies, technical priorities, and quality direction.
- Fluent in English with strong communication skills for collaborating with global teams and conducting team-related discussions.
- Detail-oriented, responsible, and proactive, with strong ownership and the ability to work across engineering functions to drive process and quality improvements.
- Experienced in analyzing and documenting evidence data, performance metrics, and test results, using them to align cross-functional teams and propose technical strategy and direction.
Our KR benefits include (but are not limited to)
- Silicon Valley's equity program (1-year cliff)
- Be Your Best Self: 3.9 million won (prorated by start date) for expenses ranging from professional development classes and training, to personality assessments, to gym memberships, to books, to fitness classes, to mental health services, to massages
- Learn a Language benefit - up to 3.6 million won per year towards language lessons
- Weekly team lunch cost
- Monthly team-building cost
- Partial support for commuting costs
- Free parking at the Seolleung office
- Group insurance support that covers employees, spouses, and children
- Medical checkup support, including MRI and genetic testing - for the employee and one family member
- Seven additional paid holidays in addition to annual leave (Boost leave, Birthday leave, etc.)
- Support for the latest work devices, such as MacBook Pro (special support options for each job position)
- Unlimited snack bar filled with snacks, beverages, and instant noodles every day
- 12-week paid parental leave support (available for both mothers and fathers)
- Other support programs for congratulations and condolences
Flexible Work Policy
We offer a flexible work schedule at Sendbird. We also value collaboration and relationship building. With those values in mind, we require all employees to gather with their team in the office three days per week as a minimum. Some of our roles require a more frequent in-office schedule. Please work with your manager to understand the office time requirements for your position.
What diversity and inclusion mean to us
There is no such thing as a perfect candidate and the best employees come from a wide range of backgrounds, experiences, and skill sets. Sendbird is a place where everyone can learn and grow. We respect, promote, and encourage diversity for equal employment opportunities and encourage you to apply if this role excites you.
About Sendbird
Combining omnichannel AI and battle-tested, award-winning communication APIs, Sendbird enables businesses to build AI agents and meaningful customer connections at scale. Trusted by 4,000+ leading apps—including DoorDash, Match Group, Noom, and Yahoo Sports—Sendbird powers over 7 billion conversations every month, offering exceptional reliability, security, and compliance that meet enterprise-level demands. Headquartered in California, Sendbird is backed by ICONIQ, SoftBank, Tiger Global, Y Combinator, and other reputable investors.
Top Skills
What the Team is Saying
What We Do
At Sendbird, we are building the most scalable and powerful chat API in the world with a mission to build connections in a digital world. Conversations have always been the way people build relationships and get things done and our goal is to put the power of conversations in the hands of every developer and brand by making apps more social through chat, voice and video.
Sendbird is a rapidly growing unicorn start-up headquartered in San Mateo, CA with additional offices in; Seoul, London, Singapore, and Bengaluru and has raised over $220M with a $1 Billion+ valuation from leading investors, including: ICONIQ Capital, STEADFAST Capital Ventures, Tiger Global Management, Shasta Ventures, Softbank Vision Fund 2, and Y Combinator.
Why Work With Us
At Sendbird, we are a diverse group of humble, friendly, and hardworking individuals united by a shared purpose to build the next generation of mobile & social technologies, across chat, voice, and video, that are changing the way we work and live.
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Sendbird Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
We are remote-friendly. We have office space available in all regions we operate in for collaboration or to provide a quiet, focused place to work.
