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- ...Engineer to join our team. This role will be responsible for ensuring the quality, reliability, and performance of our products by executing both manual and automated testing across front-end and back-end systems. The ideal candidate is passionate about software quality,...PerformanceFull time
Intetics
Poland8 days ago - ...development lifecycle. You'll design and maintain automated UI tests, validate customer journeys, and ensure our web and mobile... ...applications meet the highest standards of quality, reliability, and performance. This role combines automation engineering with exploratory and...PerformanceRemote jobFull timeLocal area
- ...end-to-end and system-level validation across our communication infrastructure. Moving far beyond trivial manual interface testing, you will perform deep-dive root cause analyses on distributed, multi-channel message flows (spanning SMS, Telegram, Viber, and APIs)...PerformanceFull timeRemote workWork from home
MMDSmart
Poland24 days ago - ...built for both individual investors and institutional clients. Performance marketing is being rebuilt from first principles. The manual... ..., CRM, or lifecycle messaging systems Exposure to A/B testing and experimentation frameworks Background in fintech, consumer...PerformanceFull time
Kraken
Poland7 days ago - ...to translate requirements into development tasks and manage the product backlog Lead user testing initiatives to refine features and enhance CMS usability and performance Track key performance metrics and identify opportunities for continuous product improvement...PerformanceFull timeWorldwide
Patrianna
Poland2 days ago - ...enable scalable, consumer-oriented data access Develop High-Performance Pipelines Build and optimise batch and real-time pipelines... ...direction and mentorship Raise the bar on data quality, testing, observability, and operational excellence What We’re Looking...PerformanceFull time
Simple Machines
Poland14 days ago - ...retention strategy, customer lifecycle optimization, and email/SMS performance across sophisticated consumer brands. This is not an... ..., including segmentation strategies, automation architecture, testing plans, and customer journey optimization. Develop structured...PerformanceFull timeRemote work
Paired
Poland7 days ago - ...Role Title : UGC Creator Manager Team : Marketing - Paid Performance Who You Will Work With : Manager : Marjolaine Key Cross... ...hard, and creative is the lever. The more quality creatives we test, the more winners we find, the lower our CACs go, and the more...PerformanceRemote jobLocal area
- ...microfabrication and process-integration methods. Assess device scaling, performance, yield, and reliability considerations. Evaluate materials... ...in yield optimisation, failure analysis, or reliability testing. Experience contributing to technical publications, patents...PerformanceFreelanceRemote work
Gramian Consulting
Poland23 hours ago - ...Responsibilities Design, build, and maintain automated UI tests for web and mobile applications. Execute exploratory and manual testing to validate new features, edge cases, and customer journeys. Collaborate closely with frontend and mobile engineers throughout...SuggestedFull time
Kraken
Poland8 days ago - ...’re product creators and problem-solvers who thrive in a high-performance environment. We’re looking for exceptional talent—smart, adaptable... ...workflows, from system design and prototyping to refactoring, testing, and code review. We expect engineers to be fully comfortable...PerformanceFull timeRemote workWorldwide
Patrianna
Poland4 days ago - ...with the original game vision and design specifications. Participate in game testing, analyze results, and iterate on game features to improve player experience and product performance. Research the iGaming market, analyze competitors and industry trends, and introduce...PerformanceFull timeRemote workWorldwide
Talentgrator
Poland8 days ago - ...markets. This is a highly hands-on role for someone who thrives in performance marketing and enjoys making data-driven decisions that directly... ...creative teams to continuously improve campaign performance, test new acquisition strategies, and scale marketing investment...PerformanceFull timeRemote workWorldwideFlexible hours
Pragmatike
Poland14 days ago - ...and empower developers and agents to own and ensure application performance and reliability - from pull request to post-mortem! Checkly is... ...active reliability layer for developers and agents. We unify testing, synthetic monitoring, and observability into a single AI-...PerformanceFull timeRemote workFlexible hours
Checkly
Poland15 days ago - ...integration, end-to-end, accessibility, and visual regression testing using Vitest and Playwright . Maintain high code quality... ...Biome for linting and formatting. Monitor application performance, logging, and observability with OpenTelemetry and Prometheus...PerformanceFull timeRemote workFlexible hours
Softeta
Poland15 days ago - ...Liven to help build the next generation of creative production. Performance marketing is changing faster than ever. A few years ago, the... ...entire creative production system from research and ideation to testing, iteration, and scaling. This role is for someone excited by...PerformanceFull timeWorldwideShift work
Liven
Poland2 days ago - ...join SP full-time. This role sits at the center of a fast-moving, test-and-learn environment — you'll help shape creative strategy for... ...up rather than following an existing playbook. Translate performance signals and channel-specific nuances into creative direction, even...PerformanceFull time
Welltech
Poland1 day ago - ...release, monitoring, experimentation, and iteration. Drive A/B testing and experimentation strategies forming hypotheses, designing... ...high-quality code — functional correctness, accessibility, performance, and testability are non-negotiables. Mentor engineers across...PerformanceRemote jobFull timeLocal areaWorldwide
- ...results in email marketing, while gaining deep exposure to high-performance e-commerce environments. This is an ideal role for someone... ...the setup of automated workflows, segmentation, and A/B testing to drive engagement and conversions. Collaborate with the senior...PerformanceFull timePart timeCurrently hiringRemote workHome office
Foxelli Group
Poland23 hours ago - ...conversion, retention, engagement, and monetisation Define success metrics before launch, analyse feature performance, and use experimentation and A/B testing to continuously optimise engagement mechanics Ensure Engineering and CRM teams remain aligned on...PerformanceFull time
B2Spin
Poland12 days ago $35k
...with SIEM platforms, vulnerability management tools, or penetration testing coordination Benefits Base salary: Approximately $35,000 USD per year (calibrated for target regions). Performance bonus: Opportunity to earn up to 100% of base salary in performance-based...PerformanceFull timeRemote workAjaia
Poland18 days ago- ...developing and optimizing backend services and APIs, improving the performance and reliability of existing components, and taking operational... ...to finish, including speccing, architecture, development, testing, deployment, release and monitoring. Experience working...PerformanceFull time
Mimica
Poland2 days ago $72k - $108k
...must have full access to Siemens Healthineers' client sites to perform the essential functions of this position. Many clients require... ...COVID-19, Hep B, MMR, Varicella, Influenza, Tetanus) Annual TB testing Healthcare training. If this is a commission eligible position...PerformanceRemote jobTemporary workWork at officeLocal areaNight shiftWeekend workWeekday work$500 - $700 per month
...path toward multi-9-figure enterprise scale. Driven by a founder-led, high-performance corporate philosophy that values absolute execution ownership, data-backed results over ego, and rapid testing loops where iterations beat hours, the firm provides process-driven media...PerformanceFull timeContract workFor contractorsWork at officeRemote workWork from homeShift workRescale Media
Poland24 days ago- ...and e-commerce growth accelerator specialized in scaling high-performing visual content structures. We partner with fast-growing international... ...ad performance analytics dashboards, loop metrics, or split-testing data trends. Grounded background managing localized audio...PerformancePermanent employmentFull timeContract workFor contractorsWork at officeRemote workWork from homeHome officeShift work
Creatunity
Poland24 days ago - ...collection (audio, text, image) and LLM evaluation (RLHF, SFT, safety testing). Track and report on KPIs like data throughput, accuracy... ...Google Sheets and the ability to write SQL queries to analyze performance data. ~ Proven track record of using Agile, Scrum, or Kanban...PerformanceContract work
Lilt
Poland22 days ago - ...productivity Architect systems, design database schemas, and optimize performance-critical queries Integrate and manage third-party APIs (e.g... ...optimization Establish best practices for code quality, testing, documentation, and deployment pipelines Mentor developers,...PerformanceContract workFor contractorsRemote workWork from homeHome office
ERG Media
Poland7 days ago - ...Maven and Jenkins automation tools. Code Verification & Unit Testing: Secure platform stability by covering existing and newly... ...Full corporate shipment of elite computing workstations, high-performance accessories, and legal IDE licenses at zero cost to you. Flexible...PerformanceFull timeRemote workFlexible hours
Innovecs
Poland24 days ago - ...comparable technologies. Improve consistency across development, testing, staging, and production environments. Build and maintain... ...involving infrastructure, networking, application deployment, performance, capacity, or cloud services. Participate in incident...PerformanceFull time
Solvd
Poland23 hours ago - ...development and coordinates intradepartmental quality management and performance improvement initiatives related to the respective specialty... ...build exports or migrations between Development, Training, Testing, and Production systems Demonstrates proficiency in...PerformanceFull time
