The Senior Software Development Engineer in Test will automate tests, develop testing frameworks, collaborate on features, and mentor junior team members.
About Sayari:
Sayari is the transparency company providing the public and private sectors with immediate visibility into complex commercial relationships by delivering the largest commercially available collection of corporate and trade data as a dynamic model of global ownership and trade activity. Sayari’s solutions harness this model to enable risk resilience, complex investigations, and clear-eyed business decisions. Sayari is headquartered in Washington, D.C., and its solutions are used by thousands of frontline analysts in over 35 countries.
Our company culture is defined by a dedication to our mission of using open data to enhance visibility into global commercial and financial networks, a passion for finding novel approaches to complex problems, and an understanding that diverse perspectives create optimal outcomes. We embrace cross-team collaboration, encourage training and learning opportunities, and reward initiative and innovation. If you like working with supportive, high-performing, and curious teams, Sayari is the place for you.
POSITION DESCRIPTION
Sayari is seeking a Senior Software Development Engineer in Test (SDET) to join our Application Engineering team and reinforce the quality, reliability, and performance of our products. This role requires an experienced software engineer with a strong development background who can design and implement robust automated testing frameworks, effectively test complex systems, and collaborate closely with developers to deliver high quality features. Our ideal candidate is highly skilled at designing, building and deploying automated test cases, while being capable of executing tests manually where appropriate.
Our application tier is built primarily in TypeScript (backend and frontend), running in Kubernetes and backed by PostgreSQL, Cassandra, Elasticsearch, and Memgraph. The data ingest tier operates on Spark, processing terabytes of data from hundreds of sources. The platform supports a large-scale knowledge graph sourced from millions of records across over 200 countries and 30 languages. As part of this team, you’ll also contribute to our open-source projects, including our WebGL-powered network visualization library, sayari-analytics.github.io/trellis.
Please note that we cannot provide H1B and/or Visa Sponsorship for this role at this time.
Job Responsibilities
- Automate regression tests where possible, performing manual tests when necessary.
- Design, develop, and maintain scalable automated testing frameworks to validate features across the application stack.
- Write and execute advanced test scripts for REST APIs and database interactions, ensuring reliability and performance at scale.
- Collaborate with engineers to integrate tests into CI/CD pipelines, enabling rapid and dependable releases.
- Create and optimize complex SQL based test cases to validate data integrity and performance across PostgreSQL, Cassandra, and Elasticsearch.
- Perform root cause analysis on defects, working alongside developers to reproduce issues, suggest fixes, and verify resolutions.
- Lead test planning and strategy for new features, ensuring comprehensive coverage of functional, integration, and performance requirements.
- Mentor junior team members on testing best practices, automation techniques, and quality assurance processes.
- Analyze system performance under load and contribute to scalability testing, identifying bottlenecks and recommending optimizations.
Required Skills & Experience
- 6+ years of experience solving complex technical problems, with 4+ years focused on test automation and software quality assurance.
- Proven expertise in developing and maintaining automated testing frameworks for large web applications and REST APIs.
- Proficiency in TypeScript, with the ability to write clean, maintainable test code.
- Willing to explore use of GenAI to aid in automation test case development, as well as automation harness development.
- Extensive experience with data validation and testing complex database queries against systems like PostgreSQL, Cassandra, and/or Elasticsearch.
- Strong knowledge of system architecture and performance testing.
- Proficiency in writing unit, integration, and end-to-end tests, paired with expertise in DevOps practices, including CI/CD pipelines, Docker, and Kubernetes.
- Familiarity with debugging and profiling tools to isolate issues in distributed systems.
- A proactive mindset for identifying edge cases, ensuring robustness, and advocating for quality throughout the development lifecycle.
Benefits:
· 100% fully paid medical, vision, and dental for employees and their dependents
· Generous time off; we observe all US federal holidays, close our office for a winter break (12/24-12/31), in addition to granting 18 PTO days and 10 sick days
· Outstanding compensation package; competitive commissions for revenue roles and quarterly bonuses for non-revenue positions
· A strong commitment to diversity, equity, and inclusion
· Eligibility to participate in additional benefits such as 401k match up to 5%, 100% paid life insurance (up to $100,000 coverage),, and parental leave
· A collaborative and positive culture - your team will be as smart and driven as you
· Limitless growth and learning opportunities
Sayari is an equal opportunity employer and strongly encourages diverse candidates to apply. We believe diversity and inclusion mean our team members should reflect the diversity of the United States. No employee or applicant will face discrimination or harassment based on race, color, ethnicity, religion, age, gender, gender identity or expression, sexual orientation, disability status, veteran status, genetics, or political affiliation. We strongly encourage applicants of all backgrounds to apply.
Top Skills
Cassandra
Ci/Cd
Docker
Elasticsearch
Kubernetes
Memgraph
Postgres
Spark
Typescript
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