LLInformatics

Backend Engineer

• Implementing new functionalities on our client’s platform.
• Solving complex programming challenges while improving your knowledge.
• Conducting regular code reviews / PR reviews for your colleagues.
• Maintaining existing code and fixing bugs.
• Writing unit, integration, and E2E tests.
• Contributing to frontend components using React when needed.
• Supporting rapid iteration, experimentation, and data-driven development initiatives.
• Optimizing application performance, reliability, and scalability.
• Collaborating with Product Managers and cross-functional teams to align engineering execution with product vision.

Ruby on Rails Developer – Mid/Senior

SDET

• Design, develop, and maintain UI test automation frameworks for complex systems
• Work extensively with Python-based frameworks (e.g., PyTest, Playwright) and enhance existing automation libraries
• Apply strong Linux and networking knowledge in daily testing and debugging
• Write complex SQL queries for test data validation and automation support
• Deliver high-quality defect reports with logs, root cause analysis, and reproduction details
• Work with event-driven systems (e.g., Kafka in payments-related domains)
• Use and promote tools such as Jira, TestRail, Sentry, Git, and CircleCI within CI/CD workflows
• Independently deliver automation across multiple product areas
• Identify gaps in test coverage and proactively mitigate automation risks
• Continuously improve automation effectiveness and contribute to QA KPIs
• Drive reliability improvements in frameworks, tools, and test suites
• Communicate risks, blockers, and technical issues
• Take full ownership of quality for assigned areas
• Collaborate closely with engineers, architects, DevOps, and product teams
• Participate in cross-team discussions to improve system testability and design
• Share knowledge and best practices across engineering teams
• Oversee consistency and quality of Python-based automation frameworks
• Define and evolve automation standards and best practices
• Guide teams in selecting high-value test cases for automation
• Track and report key automation and quality metrics
• Support onboarding of new engineers and ensure smooth ramp-up

Ruby on Rails Developer – Mid/Senior

Senior QA Automation Engineer