This position is no longer available
Singapore Remote (Global)

EWA Learn languages was looking for a Backend QA Engineer

The position involves backend and integration testing across web, mobile, and backend services within a rapidly scaling educational technology environment. The engineer will ensure quality through systematic validation and active participation in product development.

Responsibilities

  • Conduct functional testing with an emphasis on backend components
  • Verify connections and data exchange between internal services and third-party systems
  • Test end-to-end workflows spanning web interfaces, mobile apps, and backend services, including payments, user authentication, matching logic, push notifications, and messaging
  • Examine system logs and performance metrics using tools like Grafana and Sentry
  • Identify, document, and monitor bugs using Jira
  • Develop and update test documentation in Qase.io, including test cases, checklists, and test plans
  • Engage directly in the product development lifecycle
  • Participate in discussions to refine QA methodologies and tooling

Requirements

  • Minimum of two years of hands-on experience in backend testing
  • Solid understanding of test case design methodologies
  • Proven experience testing integrations between services, including asynchronous communication via message brokers and event streams
  • Extensive experience working with RESTful APIs
  • Proficiency in SQL with experience in ClickHouse, MongoDB, and PostgreSQL
  • Familiarity with log analysis and troubleshooting
  • Experience testing payment processing systems or subscription-based models across platforms
  • Understanding of quality assurance at each phase of the software development lifecycle
  • Demonstrated responsibility, precision, and focus on delivering results
  • Strong written and spoken English skills

Nice to Have

  • Experience testing mobile applications and web conversion funnels
  • Background working with CRM systems
  • Prior work in fast-paced, consumer-oriented, data-centric startups

Tech Stack

REST APIs, ClickHouse, MongoDB, PostgreSQL, Grafana, Sentry, Jira, Qase.io, message brokers, event streams

Benefits

  • Work remotely on a growing EdTech platform with a transparent and collaborative culture, free from bureaucracy and hierarchical structures
  • Earn income in USD with full remote flexibility
  • Receive 28 calendar days of vacation annually
  • Enjoy 100% coverage for up to 30 sick leave days per year after probation
  • Be part of a product-focused environment with modern technical infrastructure
  • Access corporate English language training
  • See the direct impact of your contributions

Compensation

USD, remote work

Work Arrangement

global — Fully remote

Team

Collaborates cross-functionally with Billing and CRM teams

  • Friendly and transparent work environment
  • Absence of bureaucracy and rigid hierarchies
  • Strong product-oriented mindset
  • Use of modern technology stack
  • Emphasis on visible impact and measurable outcomes

Additional Information

  • Proficiency in English, both written and spoken, is mandatory
  • After probation, 30 sick leave days per year are fully covered
Required Skills
REST APIsMongoDBPostgreSQLGrafanaJira
About company
EWA Learn languages
International EdTech company developing a language learning app (iOS & Android) since 2017, with over 70 million users and the app translated into 40 languages. It helps people learn languages effectively through snippets of popular movies, TV shows, and memes.
All jobs at EWA Learn languages Visit website
Job Details
Department Information Technology
Category qa_testing
Posted 4 months ago