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2000 $
...Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform,... ...We are hiring a Software Engineer for Distributed Systems Testing with a passion for building and validating resilient...- ...interactions. We are creating a new architecture and set of systems that will guarantee consistency across multiple areas and services... ...build long-term and sustainable solutions; Design, develop, test, deploy, maintain and improve services focusing on performance,...Remote job
- ...7702 smart contracts, Rust ERC 4337 Bundler & Paymaster, Relayer system, FlexGas and more. We are looking for a hard-working, sharp... ...for smart contracts. Implement thorough unit/integration/fuzz tests for smart contracts. Write formal verification for smart contracts...
- ...Job Summary We are building advanced AI systems that understand, generate, and debug Python code at a senior engineer level. We need... ...world Python tasks (LeetCode-style, open-source repos, internal tests suites). Develop internal tooling (FastAPI, CLI tools,...
- ...final UI execution. Conduct advanced user research, usability testing, and A/B experiments to validate and refine design solutions.... ...Design scalable UI components and contribute to our evolving design system. Advocate for accessibility (A11y) and inclusive design...
- ...synthetic data generation by writing adversarial examples that stress-test model reasoning. Mentor junior annotators on JS best... ...fine-tuning AI/ML models (LLMs, code-generation models, or NLP systems). ~ Hands-on with annotation tools (Label Studio, Prodigy, or...
2000 $
...Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform,... .... We strive for high quality in both design, documentation, tests, and performance as we enhance operations code packages and Ubuntu...2000 $
...architectures from small embedded devices to standard desktop/server systems to large scale cloud environments, mainframes and... ...Ubuntu Linux kernel plan, execution, benchmarking and stress testing Optimised kernels for key silicon and cloud partners Confidential...- ...months: Lead the design and implementation of complex backend systems. Drive improvements to engineering quality, maintainability,... ...Review code and provide actionable feedback. Advocate for testing, operational excellence, and engineering best practices. Collaborate...
- ...DevOps, and QA teams to deliver reliable, scalable, and secure systems. As an Engineering Manager, you will do the following: Lead... ...continuous improvement in delivery practices (agile, DevOps, testing). Build an inclusive, collaborative, and high-performing team...Remote job
- ...Brazil ! The Darwin team is responsible for the central nervous system of our company. We build and maintain the internal backoffice... ...and enforce "gold standards" for TypeScript development, testing, and CI/CD pipelines to ensure Darwin remains stable and maintainable...Remote job
2000 $
...Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform,... ...in multiple areas including security updates, patching, and testing. The successful candidate will have a background in software...2000 $
...Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform,... ...new software as they are with packaging, integrating, testing and shipping the incredible catalog of open source software provided...- ...DevOps, and QA teams to deliver reliable, scalable, and secure systems. As a Backend Software Engineer, you will do the following:... ...and support teams. Ensure high code quality through automated testing, peer reviews, and CI/CD best practices. Contribute to...Remote job
- ...authentication (Firebase), provider verification workflows, and booking systems Support React Native mobile app backend needs and Expo... ...React Native/Expo ecosystem familiarity Automated testing frameworks (Jest, Mocha) Google Play Console and App Store Connect...Remote job
- ...shaping the ML and experimentation strategy behind our engagement system, including ML models (e.g., contextual bandits, reinforcement... ...nudge content and conversational interventions. A/B Testing & Experimentation: Design and analyze large-scale A/B tests and...Remote job
- ...with modern infrastructure deployment automations or with traditional Linux systems administration, operations, and package management. You are passionate about quality and automatic testing. Work with one of the industry's pioneers in open source with intelligent...
- ...and user segments. Collaborate with the Head of CRM to refine messaging strategies based on performance analytics. Continuously test subject lines, CTAs, and messaging structures to improve engagement and conversion rates. Analyze open rates, click-through rates...
- ...designers on what ad creative needs to accomplish Identify creative fatigue and recommend refresh timing before performance drops Test creative variations systematically and report on what is working and why Reporting and Communication Provide regular...Remote job
- ...responsibilities Experience leveraging AI-assisted engineering tools and best practices (e.g., LLM coding assistants, AI-driven code review/testing, prompt patterns/guardrails) Strong security fundamentals and hands-on experience implementing cloud and Kubernetes security best...
- ...Responsibilities Collaborate with cross-functional teams to define, design, and ship new features Develop and execute unit tests to ensure its robustness, including edge cases, usability, and general reliability Interface directly with end-users and developers...
- ...JavaScript and Node.js. Extensive experience with Git, GitHub and GitLab Implement automated unit, integration, and end-to-end tests Create pull requests (While you’re at it, review your teammates’ pull requests too, mentoring the more junior members of our...
- ...Consultant would provide the technical, epidemiological, health systems, and policy leadership needed to ensure that the investment... ...not charge any application, processing, training, interviewing, testing or other fee in connection with the application or recruitment...
- ..., keep reading. What You'll Be Owning Know the platform, and the people who use it First 90 days: get deep on the API. Make test calls, read the docs like a merchant would, and find every spot where integration hurts. Sit with our biggest merchants. Learn why...
- ...functional teams to define data requirements and implement scalable analytical solutions. Monitor model performance, conduct A/B tests, and implement improvements to maintain accuracy and reliability. Document methodologies, workflows, and data dictionaries to ensure...Remote job
- ...consistent messaging across channels. Analyze campaign data and report key performance metrics to senior stakeholders. Conduct A/B testing and implement optimization strategies to maximize campaign effectiveness. Requirements ~ Bachelor’s Degree in Marketing,...Remote job
- ...end-to-end Collaborate on solution architecture and contribute to high-impact technical decisions Ensure code quality through tests, design reviews, and performance improvements Work closely with backend, blockchain, and product teams to ship secure client-server...
- ...and over half a billion exercises completed daily. Beyond our core learning product, we have also entered into English proficiency testing with the Duolingo English Test, Math, Music and now Chess. We are passionate about educating our users, making fact-based decisions...Remote job
- ...experience in customer service, customer relations, or a similar role. ~ Proficiency in Microsoft Office, Google Workspace, and CRM systems is an added advantage. Key Competencies: Excellent communication and interpersonal skills. Strong customer service...
- ...insight to inform better product and technical decisions. Engineering standards You will help define engineering standards, testing practices, CI/CD pipelines, and release processes that form the foundations of a scalable engineering function. Nice to have The...Remote job