Senior QA Engineer (Platform)

Join Altruist, a fast-growing fintech company, as a Senior QA Engineer. In this hands-on role, you'll own quality for distributed backend services, working at the API, contract, event, and data layers. You'll build durable automation, partner with Platform engineers, and have a significant impact on the entire organization. Enjoy competitive compensation, health benefits, and a commitment to inclusivity.

• Assurer la qualité des services backend distribués, en travaillant aux niveaux API, contrat, événement et données.
• Construire une automatisation durable qui donne confiance aux équipes produit pour avancer rapidement.
• Collaborer avec les ingénieurs de la plateforme pour rendre les services testables par conception plutôt que vérifiés après coup.

• Assurance - Brings sound judgment and confidence to testing decisions, defect triage, and release readiness recommendations
• Strong hands-on experience testing backend services and APIs, with a demonstrated ability to uncover meaningful defects through exploratory and contract-level testing
• Resilience - Thrives in a fast-paced environment, adapts to changing priorities, and maintains a high bar for quality under pressure
• Experience - 5+ years of experience as a QA Engineer or Software Test Engineer, ideally within a B2B financial services, fintech, or SaaS organization
• Hands-on experience designing and maintaining automated regression coverage
• Experience building, maintaining, and executing test plans in partnership with cross-functional teams
• Creative problem solving - Finds practical, scalable solutions to quality challenges and uses both exploratory thinking and automation to improve outcomes
• Ownership - Takes accountability for product quality end to end and proactively drives testing strategy, execution, and follow-through
• Technical aptitude - Proficiency with SQL and comfort validating data directly in the database; proficiency with Java or another object-oriented language; hands-on experience building API automation with REST Assured and Postman; able to get up to speed on modern backend stacks (Spring Boot, Postgres, Kubernetes, Kafka, Temporal, Snowflake)
• Education - B.A. / B.S. in Computer Science or a related field
• Superb communication - Communicates clearly with engineers, product managers, and cross-functional stakeholders to clarify requirements, surface risks, and drive alignment.
• Experience working in agile environments with a regular release cadence
• Experience testing microservices and distributed systems, where failures cross service boundaries
• Don’t meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they meet every single qualification. At Altruist we are dedicated to building a diverse, inclusive, and authentic workplace, so if you’re excited about this role, but your past experience doesn’t align perfectly with every qualification in the job description, we encourage you to apply anyways. You may be just the right candidate for this or other roles
• Practiced Continuous Integration/Continuous Delivery, pipelines in GitLab a plus
• Familiarity with data encryption methodologies focused on PII
• Familiarity with tooling such as Kafka, Debezium, Temporal, and OpenTelemetry
• Performance or load testing experience against backend services
• Experience testing AI-powered applications, including chatbots, assistants, or other LLM- or ML-based systems
• Knowledge of brokerage platforms and financial services industry, including margin, options, account types, and trade lifecycle
• Experience testing behind feature flags and reasoning about coverage across flag states