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Mirko Solutions

Mirko Solutions is an international IT company specializing in web and mobile development for clients in the US, Canada, EU, and Australia. We are growing rapidly and are currently looking for a Senior Automation QA Engineer (JavaScript/TypeScript) for a new international project.About the role:THE POSITION INVOLVES RELOCATION TO DUBAI (THE COMPANE ASSISTS WITH RELOCATION) We&rsquo;re looking for a senior Quality Assurance Automation Engineer who can build and scale a world-class automated testing strategy across our mobile app, backend infrastructure, and AI-driven features. You&rsquo;ll develop robust automated test suites, enforce financial-grade reliability, and thrive in an engineering environment where AI is a daily co-pilot.You should be excited about shaping how QA looks in a future where AI generates tests, accelerates debugging, enhances regression coverage, and augments human judgment.In this role, you will:<ul><li>Build and maintain automated test suites using PactumJS, Jest, and Zod for contract and payload validation.</li><li>Develop end-to-end mobile automation using Maestro (preferred) or Detox.</li><li>Implement contract tests across REST, GraphQL, SSE streaming, and WebSockets.</li><li>Test and validate serverless AWS flows (Lambda, DynamoDB Streams, Kinesis, EventBridge, Cognito).</li><li>Ensure correctness of stablecoin/blockchain payment flows, transaction accuracy, and edge-case failure handling.</li><li>Test real-time systems including chat, presence, streaming updates, and AI-driven interactions.</li><li>Use AI tools (Claude, Cursor, MCP agents) to generate tests, identify regressions, and accelerate debugging.</li><li>Work with engineering and product teams to establish quality standards, testability criteria, and release gates.</li><li>Integrate automated tests into CI/CD pipelines to ensure zero-regression deploys.</li><li>Contribute to a culture of AI-assisted QA excellence, exploring new tooling and automation strategies.</li></ul>Qualifications:<ul><li>7+ years of QA engineering experience, with a focus on automation in JavaScript/TypeScript.</li><li>Deep expertise in Jest, PactumJS, API contract testing, and TypeScript-based test suites.</li><li>Hands-on experience with mobile E2E testing (Maestro preferred; Detox acceptable).</li><li>Strong understanding of serverless architectures and event-driven testing patterns.</li><li>Experience testing financial apps, digital wallets, payments flows, or transaction engines.</li><li>Familiarity with blockchain transactions, stablecoins, or crypto payment rails (bonus).</li><li>Comfort working with AI-driven development tools &mdash; ideally already using Claude, Cursor, or AI-assisted IDEs.</li><li>Excited to push the frontier of AI-augmented QA, not just adapt to it.</li><li>Strong communication skills and a mindset focused on reliability, automation, and engineering excellence.</li></ul>We offer:<ul><li>Own the automation strategy for a production-grade neobank.</li><li>Work across mobile, backend, real-time systems, and AI features.</li><li>Operate in a modern, unified TypeScript ecosystem.</li><li>Shape the future of AI-driven QA engineering, where AI is not a helper &mdash; it&rsquo;s a multiplier.</li><li>Tackle hard problems in fintech reliability, secure data flows, and real-time systems.</li><li>Join a remote-first, senior team that values velocity, polish, and quality.</li><li>Benefits: Discretionary Annual Bonus: Up to 20% of base salary, subject to company and individual performance</li><li>Visa Sponsorship: Full employment visa + family visa sponsorship (spouse and children)</li><li>Health Insurance: Gold tier plan covering employee and family with premium provider network</li><li>Relocation Package: Flight arrangements + additional support (details can be discussed)</li><li>Annual Leave: 30 days per year (after completing 1 year of service)</li><li>Public Holidays: UAE public holidays (~12-15 days)</li><li>Working Hours: 40-hour week (reduced during Ramadan per UAE law)</li><li>End of Service Gratuity: As per UAE labor law</li><li>Employment Terms: 6-month probation period with full benefits from day one.</li></ul>Job Type: Full-timePay: AED5,600.00 - AED20,500.00 per monthApplication Question(s):<ul><li>How many years of experience do you have in QA Engineering, with a particular focus on test automation using JavaScript/TypeScript?</li><li>How many years of experience do you have in testing financial applications, digital wallets, payment flows, or transaction engines?</li></ul>

Senior Automation QA Engineer (JavaScript/TypeScript)

Salve.Inno Consulting

Overview We are hiring experienced Senior Software Engineers (3-9 years) for ongoing, short-term remote projects with a global AI-driven platform. This initiative supports a leading technology client's LLM Evaluation & Repository Validation Program, testing and refining AI systems using curated code repositories and model feedback loops.Location: Remote - ContractWe welcome candidates from many global regions. However, due to compliance, we cannot accept applicants based on certain locations; please indicate your country residence on the application form and we will advise on the ability to proceed.Open tech stacks :<ul><li>Golang</li><li>Java</li><li>Javascript</li><li>Python</li></ul>Project Scope :<ul><li>Analyze, debug, and evaluate code repositories</li><li>Write, validate, and review high-quality code across chosen stack</li><li>Participate in AI model evaluation and prompt-based validation</li><li>Collaborate with an international team of top engineers</li></ul>Requirements :<ul><li>3 to 9 years of hands-on development experience</li><li>Strong problem-solving skills and ability to write clean, production-grade code</li><li>Professional-level English (spoken + written)</li><li>Reliable internet and ability to work remotely, independently</li></ul>

Senior Software Engineer (Multiple Stacks) - RemoteContract

Suadeo

<div>
 
 
 Company Description
 
 
 
 Suadeo is a French software company established in 2004, specializing in delivering an innovative Self BI Platform, Suadeo Designer&reg;. This platform integrates Data Governance and Data Visualization (DataViz) to empower non-IT users with autonomy in data analysis, reporting, and decision-making processes. By enabling real-time data governance, secure data lifecycle management, and easy access to a comprehensive suite of Business Intelligence tools, Suadeo provides businesses with the freedom to conduct in-depth data analytics. With headquarters in Ivry-sur-Seine, France, and offices in Switzerland and Dubai, Suadeo serves a diverse portfolio of clients in both the public and private sectors globally.
 
 
 
 
 
 
 Role Description
 
 
 
 This is a full-time on-site Senior Front-End Developer (JavaScript/JQuery) role located in Dubai. The role involves designing, developing, and implementing user-friendly front-end features using JavaScript and JQuery. The developer will work collaboratively with cross-functional teams to ensure seamless integration with back-end systems, optimize applications for maximum speed, and enhance user experiences through responsive web design. Additionally, responsibilities include troubleshooting and resolving performance issues and staying updated on emerging web development trends and technologies.
 
 
 
 
 
 
 Key Responsibilities
 
 
 <ul>
 <li>
 Design, develop, and maintain responsive, high-performance web applications using
 
 JavaScript (ES6+), TypeScript, and jQuery
 
 .
 </li>
 <li>
 Implement and optimize DOM manipulation, event handling, and dynamic UI updates for interactive content.
 </li>
 <li>
 Integrate front-end components with RESTful APIs to ensure robust and scalable client-server interactions.
 </li>
 <li>
 Use
 
 defer
 
 and
 
 async
 
 attributes appropriately for loading JavaScript files to enhance page load performance.
 </li>
 <li>
 Work with
 
 Figma or similar tools
 
 to convert modern UI/UX designs into clean, reusable, and modular components.
 </li>
 <li>
 Implement best practices in CSS, including layout techniques (Flexbox, Grid), specificity management, and cross-browser compatibility.
 </li>
 <li>
 Optimize applications for
 
 First Contentful Paint (FCP)
 
 and
 
 Time to Interactive (TTI)
 
 by understanding DNS resolution, TLS handshakes, and script execution timing.
 </li>
 <li>
 Apply advanced knowledge of JavaScript&rsquo;s
 
 event loop, callback queues, and asynchronous programming
 
 to deliver smoother UI experiences.
 </li>
 <li>
 Write and differentiate between
 
 arrow functions and traditional functions
 
 to ensure correct this binding and memory usage.
 </li>
 <li>
 Conduct thorough code reviews, write unit tests, and contribute to ongoing codebase quality and refactoring efforts.
 </li>
 <li>
 Stay updated with emerging front-end technologies and contribute to internal knowledge sharing and innovation.
 </li>
 </ul>
 
 
 
 
 
 Required Qualifications
 
 
 <ul>
 <li>
 
 5+ years
 
 of professional experience as a Front-End Developer.
 </li>
 <li>
 Strong command of
 
 JavaScript (ES6+), TypeScript, jQuery, HTML5, and CSS3
 
 .
 </li>
 <li>
 In-depth understanding of the
 
 DOM, event loop, async/defer
 
 , and browser rendering processes.
 </li>
 <li>
 Experience integrating and managing asynchronous data via
 
 REST APIs
 
 .
 </li>
 <li>
 Familiarity with concepts like
 
 DNS resolution
 
 and
 
 TLS handshake
 
 and their impact on performance.
 </li>
 <li>
 Proficient in CSS methodologies (
 
 BEM, SCSS
 
 ) and responsive design patterns.
 </li>
 <li>
 Strong experience working with
 
 Git, Agile/Scrum
 
 , and CI/CD practices.
 </li>
 <li>
 Solid understanding of
 
 arrow functions vs traditional functions
 
 and their implications on scope and this binding.
 </li>
 <li>
 Hands-on experience with
 
 Figma, Adobe XD
 
 , or similar prototyping tools.
 </li>
 <li>
 Excellent debugging, optimization, and performance tuning skills.
 </li>
 <li>
 Strong communication and teamwork capabilities.
 </li>
 </ul>
 
 
 
 
 
 Preferred Qualifications
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Computer Science, Information Technology, or a related discipline.
 </li>
 <li>
 Familiarity with tools such as
 
 Webpack, ESLint, Prettier
 
 , and modern front-end build pipelines.
 </li>
 <li>
 Experience performing front-end performance audits using
 
 Lighthouse, Chrome DevTools
 
 , and Core Web Vitals.
 </li>
 </ul>
 
 
 
 
 Note: Only Candidate inside the UAE
 
</div>

Senior Front-End Developer (JavaScript/JQuerry)

Talents of Endearment

A multinational technology firm is seeking a Senior Java + React Engineer to develop scalable web applications. This role involves full-stack development with a focus on Java and React, mentoring junior engineers, and contributing to architectural decisions. Candidates should have 5-7 years of experience and a Bachelor's degree in a related field. Competitive salary packages range from AED 17,000 to AED 35,000 based on experience.

Senior Java + React Full-Stack Engineer

mLabs

<div><h3 class="jobSectionHeader">Senior Multichain Backend Web3 Engineer</h3>
Location: Remote - US/Europe/Latam/Dubai but must have 5hrs overlap with EST
Compensation: $150K - $200K
Join a well-funded, expert-led team building the foundational yield engine for the crypto economy. We are creating the unified layer that intelligently and continuously reallocates capital across Decentralized Finance (DeFi) protocols to maximize returns. This is a ground-floor opportunity to architect the transition to a multi-chain Web3 future.
This is a high-impact role with immense ownership over the most complex and critical aspects of our platform. You will be responsible for designing and building the scalable infrastructure required to connect and manage assets across various blockchain networks, ensuring security, reliability, and efficiency for all on-chain interactions. This role is ideal for engineers who thrive on technical problem-solving in a fast-paced, high-ambiguity environment.
Key Responsibilities &amp; Impact:<ul>
<li>
Platform Architecture: Architect and build a comprehensive multichain yield platform, a key piece of DeFi infrastructure.</li>
<li>Protocol Integration: Design and implement robust backend systems to interface directly with various on-chain protocols and smart contracts across multiple networks.</li>
<li>Complex Transaction Management: Own and optimize intricate transaction flows, including secure interaction with RPC nodes, managing state, and ensuring reliable, idempotent on-chain execution.</li>
<li>Future Definition: Play a key role in defining and implementing the next generation of on-chain yield strategies and products.</li>
<li>Security &amp; Quality: Maintain the highest standards for security, quality, and robustness for all production-grade Web3 systems.</li>
</ul>
Requirements
We are seeking an experienced Web3 backend specialist with a deep understanding of EVM and multi-chain interaction, coupled with a strong bias for action and autonomy.
Essential Qualifications:<ul>
<li>
Production Web3 Experience: 3+ years of demonstrable experience building and releasing production-grade Web3 backend systems.</li>
<li>Protocol Integration Mastery: Strong track record of integrating with various protocols and smart contracts, including managing complex transaction flows and seamless RPC node interaction.</li>
<li>EVM and DeFi Fundamentals: Deep understanding of EVM (Ethereum Virtual Machine) fundamentals, smart contract best practices, and current industry patterns in DeFi.</li>
<li>Tooling Proficiency: Extensive experience with popular Web3 development and testing tools/libraries (e.g., Tenderly, ethers, viem, wagmi, or similar).</li>
</ul>
Execution &amp; Ownership:<ul>
<li>
Strong bias towards action and the ability to work autonomously, thriving in high-ambiguity environments.</li>
<li>Possess the perseverance to figure out the solution to any complex, previously unsolved technical challenge.</li>
</ul>
Nice to Have:<ul><li>
Prior experience deploying smart contracts to mainnet and various EVM-compatible chains.</li></ul>
Benefits
We offer a highly competitive compensation structure and benefits package designed to attract and retain top-tier talent in the Web3 space.<ul>
<li>
Compensation: Highly competitive salary in line with top-tier crypto protocols (estimated $180,000 - $250,000+ annual base salary, depending on location and experience).</li>
<li>Ownership: Significant Company Equity/Token Allocation to ensure direct participation in the platform&rsquo;s success and long-term upside.</li>
<li>Team: Opportunity to work alongside an expert team backed by premier, industry-leading venture capital firms.</li>
<li>Career Growth: Ground-floor opportunity with immense influence over the product and technical roadmap.</li>
<li>Flexible Working: Remote-first culture with flexibility built into the core. (Assumed based on industry standards, as location was not specified).</li>
</ul>
Due to the high volume of applications we anticipate, we regret that we are unable to provide individual feedback to all candidates. If you do not hear back from us within 4 weeks of your application, please assume that you have not been successful on this occasion. We genuinely appreciate your interest and wish you the best in your job search.
Commitment to Equality and Accessibility:
At MLabs, we are committed to offer equal opportunities to all candidates. We ensure no discrimination, accessible job adverts, and providing information in accessible formats. Our goal is to foster a diverse, inclusive workplace with equal opportunities for all. If you need any reasonable adjustments during any part of the hiring process or you would like to see the job-advert in an accessible format please let us know at the earliest opportunity by emailing human-resources@mlabs.city.
MLabs Ltd collects and processes the personal information you provide such as your contact details, work history, resume, and other relevant data for recruitment purposes only. This information is managed securely in accordance with MLabs Ltd&rsquo;s Privacy Policy and Information Security Policy, and in compliance with applicable data protection laws. Your data may be shared only with clients and trusted partners where necessary for recruitment purposes. You may request the deletion of your data or withdraw your consent at any time by contacting legal@mlabs.city.</div>

Senior Web3 Back-end Engineer

EoT Labs

<div>EoT Labs and flagship project peaq were founded under the belief that a better trajectory for humanity exists. We&rsquo;re building a global, borderless, machine economy that works for all humans on earth.
More than 20 industries are already being positively shaped by this next generation of apps built on peaq. This is an opportunity to join a team of performance-driven entrepreneurs, engineers, and creatives, on a mission to unlock the Age of Abundance.
We&rsquo;re looking for a skilled and detail-oriented Senior Solution Engineer (f/m/d) to join our Engineering team and help build products that meet the highest quality standards and contribute to an exceptional developer experience. 
You will be instrumental in providing hands-on technical support to our ecosystem projects and building scalable Web3 applications, SDKs, and tools that power decentralised experiences for users and developers alike.<h2 class="jobSectionHeader"> 
Key Responsibilities:</h2><ul><li>
Design, develop, and maintain production-grade Web3 applications using Solidity and Javascript.</li><li>
Build and maintain JavaScript/TypeScript SDKs and client libraries that abstract complex blockchain logic for internal and external developers.</li><li>
Actively provide technical support to projects building on peaq network.</li><li>
Lead the development of decentralised applications (dApps) that integrate with smart contracts across EVM-compatible chains.</li><li>
Manage end-to-end mobile SDK development while collaborating with and supporting DePIN projects building on peaq network.</li><li>
Work with blockchain interaction libraries such as Ethers.js, Web3.js, and Viem to build secure and performant integrations.</li><li>
Implement and support token standards including ERC-20, ERC-721, and ERC-1155, with attention to interoperability and gas efficiency.</li><li>
Develop scalable backend services and APIs using REST and GraphQL, ensuring high performance and uptime.</li><li>
Optimise frontend and backend systems for scalability, security, and performance across different environments and user contexts.</li><li>
Collaborate cross-functionally with blockchain engineers, product managers, designers, and QA to deliver features with high impact and usability.</li><li>
Write clean, modular, and well-documented code adhering to Web3 best practices.</li><li>
Contribute to the architecture, testing, versioning, and packaging of SDKs for external developer use.</li><li>
Conduct code reviews, help guide junior team members in engineering and Web3 best practices.</li><li>
Stay up to date with the latest trends in blockchain protocols, smart contract development, wallet integrations, and Web3 tooling.</li><li>
Actively contribute to internal engineering standards and drive improvements in development workflows and developer experience.</li></ul><h2 class="jobSectionHeader">
Basic Qualifications &amp; Requirements</h2><ul><li>
4+ years of experience as a software engineer with backend and mobile development skills.</li><li>
1+ years of experience with blockchain and Web3 development.</li><li>
Proven experience working with JavaScript, TypeScript, Swift and Kotlin</li><li>
Some experience working with Next.js, React.js, and Node.js for full stack development.</li><li>
Hands-on experience with blockchain and Web3 development.</li><li>
Proficiency with Web3.js, Ethers.js, or Viem to interact with smart contracts.</li><li>
Understanding of Ethereum Virtual Machine (EVM), Solidity, and smart contract development.</li><li>
Familiarity with RPCs, IPFS, The Graph for blockchain data access.</li><li>
Strong understanding of security best practices in Web3 applications.</li><li>
Experience with centralized databases such as PostgreSQL, MySQL and MongoDB.</li><li>
Experience with decentralised databases such as IPFS, FileBase, Arweave, Crust and Filecoin etc.</li></ul><h2 class="jobSectionHeader"> 
Preferred Skills &amp; Experience</h2><ul><li>
Hands-on experience with Solidity and smart contract development.</li><li>
Experience with Substrate and pallet development.</li><li>
Knowledge of DeFi, DAOs, or NFT marketplaces.</li><li>
Understanding of decentralized storage solutions (IPFS, Arweave, Filecoin).</li><li>
Familiarity with DiDs, VCs and VPs, RBACs.</li><li>
Familiarity with SDK development (Android and iOS).</li><li>
Familiarity with Flutter SDK development.</li><li>
Familiarity with libP2P development.</li></ul><h2 class="jobSectionHeader">
Benefits</h2><ul><li>
Remote first. You&rsquo;ll be joining a team working from all over the world.</li><li>
Flexible working arrangements. Create your own journey with flexible working schedules and locations.</li><li>
The opportunity to build and contribute to high-impact projects in a new industry that will positively shape the lives of hundreds of millions of people.</li><li>
High growth potential. Room to grow professionally, while learning new skills and working at the cutting edge of the decentralized Machine Economy.</li><li>
A warm and open culture at an international organization with team members from all four corners of the globe.</li><li>
An environment that values autonomy, team spirit and open communication.</li></ul>
We look forward to building the future with you.</div>

Senior Solution Engineer (f/m/d)

Devandgo

<div>
 We are looking for a Fullstack developer. If you are a full-stack ninja and you love creating outstanding digital solutions to help other people, this job is for you! Join our remote international team and make a difference in creating great SaaS together with our team of engineers!
 
 
 
 Job Responsibilities
 
 
 
 <ul>
 <li>
 Implement designs into code
 </li>
 <li>
 Create fast, performant, maintainable, and responsive solutions
 </li>
 <li>
 Make sure all code is SEO friendly and accessible
 </li>
 <li>
 Monitor, troubleshoot, and maintain new and existing services
 </li>
 <li>
 Engineer solutions to maintain high SLAs in a rapidly evolving production environment
 </li>
 <li>
 Exceptional documentation and testing of services
 </li>
 <li>
 Work independently and self-directed with motivation
 </li>
 <li>
 Work across the team to solve technical roadblocks for our customers
 </li>
 <li>
 Develop web-based software applications and features in various areas related to SaaS
 
 
 </li>
 </ul>
 
 Job Requirements
 
 
 
 <ul>
 <li>
 2-6 years of fullstack development experience
 </li>
 <li>
 Expert in HTML, CSS, Vanilla Javascript (plain JavaScript)
 </li>
 <li>
 Knowledge/Experience with SASS and Pug is a plus
 </li>
 <li>
 Knowledge/Experience with any reactive javascript framework (Vue/React) is a plus
 </li>
 <li>
 Expert in Ruby, Ruby on Rails
 </li>
 <li>
 Or expert in NodeJS
 </li>
 <li>
 Expert in APIs, HTTP 1.1, HTTP 2.0
 </li>
 <li>
 Fully comfortable using PostMan, Paw or similar
 </li>
 <li>
 Good English level
 </li>
 <li>
 Experience developing SaaS is a plus
 </li>
 <li>
 Experience with scraping or crawling is a plus
 </li>
 <li>
 Passion for coding and technology
 </li>
 <li>
 Proactivity
 </li>
 <li>
 Team spirit, motivation, and willingness to learn
 </li>
 <li>
 Long-term commitment
 
 
 </li>
 </ul>
 
 We Offer
 
 
 
 <ul>
 <li>
 100% remote job, work from anywhere in the world as long as you have internet
 </li>
 <li>
 A long-term collaboration with possibilities of developing and growing within the company
 </li>
 <li>
 Use of the latest technologies and frameworks
 </li>
 <li>
 Fast-paced environment with lots of options of making an impact
 </li>
 <li>
 A great international team of high-qualified professionals passionate about their jobs!
 
 
 </li>
 </ul>
 How to Apply
 
 
 If you feel you or someone you know perfectly fits the job description provided above, please email your resume to jobs (at) devandgo (dot) com. Please remember to include the position title in the subject of your email.
 
 
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