Machine Learning Engineer for AI Models

At Tenstorrent, we are at the forefront of pioneering AI technologies that are reshaping performance standards, usability, and affordability. As the landscape of computing is transformed by AI, our solutions are designed to integrate advancements across software models, compilers, platforms, networking, and semiconductors. Our talented and diverse group of t…

About WheelyWheely is revolutionizing premium transportation in major cities across Europe, the United States, and the Middle East. By integrating state-of-the-art technology with the art of five-star chauffeuring, we provide a trusted experience for over 100,000 active riders and 1,200 corporate clients.As a profitable, rapidly expanding scale-up with $43M in funding and over $100M in annual revenue, we have recently launched in New York City and are swiftly growing across the US and EMEA. If you are passionate about your work and eager to contribute to our next phase of growth, we want to hear from you.We are looking for mid-level and senior Data Scientists / Machine Learning Engineers. You will take ownership of the complete process: from ideation and research to production deployment.You will be part of one of several teams (Mapping, Matching, Pricing, or Supply), addressing complex and impactful challenges such as ETA prediction, routing, map matching, dynamic pricing, bipartite matching, driving style prediction, and LLM integration.

Mellon Cyprus, a key subsidiary of Mellon Technologies and a proud member of the Mellon Group of Companies, was established in 2000 in the vibrant city of Nicosia. Our company is dedicated to delivering cutting-edge technology solutions and outsourced services that facilitate digital transformation and enhance operational efficiency for premier organizations. With a robust commitment to the banking and financial sectors, Mellon Cyprus has cemented its reputation as a trusted partner in the local market by consistently providing high-quality, customer-focused solutions.We are currently looking for a dedicated Production Machine Operator to operate our production equipment and oversee the related documentation processes, ensuring compliance with our established operational standards.

About WheelyWheely is transforming premium transportation services across major cities in Europe, the United States, and the Middle East. We integrate state-of-the-art technology with the art of five-star chauffeuring to provide an experience that is trusted by over 100,000 active riders and 1,200 corporate accounts.As a profitable and rapidly growing scale-up with $43 million raised and annual revenues exceeding $100 million, we have recently expanded into New York City and are continuously growing throughout the US and EMEA regions. If you are passionate about your work and eager to contribute to our next growth phase, we invite you to apply.We are looking for Associate Data Scientists specializing in Operations Research. In this role, you will manage the entire process from initial idea generation and research to production deployment.You will be part of either our Pricing or Matching team, collaborating with fellow Data Scientists and engineers on complex, impactful challenges such as dynamic pricing and bipartite matching.

Job OverviewWargaming is seeking a talented Render Engineer to join our dynamic Game Engine Development team. In this role, you will be pivotal in the advancement of a cross-platform game engine developed in C++. Your expertise will contribute significantly to the rendering capabilities of our games.Key ResponsibilitiesDesign and implement new graphical features while enhancing existing onesRefactor and optimize code, addressing any graphical bugsAdhere to coding standards and style guidelines in your developmentCreate and maintain technical documentation for your workQualificationsMinimum of 2 years of professional experience in C++ developmentFamiliarity with graphics APIs such as DirectX, Vulkan, or OpenGLProficient in shader programming (GSL, HLSL)Basic understanding of linear algebra concepts (vectors, matrices, quaternions)Experience developing 3D demo applications or personal game enginesSkilled in using debugging and profiling tools (e.g., Nsight, Renderdoc, PIX)Strong comprehension of the graphics pipeline and GPU architecturePractical knowledge of DirectX 11/12 and VulkanPreferred SkillsIntermediate proficiency in English

About Libertex EuropeAs part of the esteemed Libertex Group, Libertex Europe stands at the forefront of online brokerage, providing a wide array of tradable CFDs that include commodities, Forex, ETFs, cryptocurrencies, and more. In addition to these offerings, we facilitate investments in real stocks, catering to diverse trading needs.Over the years, our commitment to excellence has been recognized with multiple prestigious accolades, such as 'Best Global Broker' at the Ultimate Fintech Awards 2025, 'Best Online Trading Platform' at the Fintech Breakthrough Awards 2025, and 'Most Trusted Broker' by European CEO in 2024. Our partnership with the Audi Revolut F1 Team exemplifies our belief in the inspiring power of sports to motivate and drive success.Since our inception in 1997, the Libertex Group has evolved into a formidable fintech powerhouse, establishing a significant presence across multiple jurisdictions and serving millions of clients globally.In Europe, our trading platform is operated by Indication Investments Ltd., a regulated Cyprus Investment Firm supervised by the Cyprus Securities and Exchange Commission (CySEC) under CIF License number 164/12.Position OverviewWe are on the lookout for a talented and experienced Cloud DevOps Engineer to join our dynamic team. In this role, you will be responsible for designing, building, and maintaining scalable cloud infrastructure alongside robust CI/CD pipelines. The ideal candidate will possess extensive hands-on experience with AWS container platforms, infrastructure as code, automation, and monitoring, collaborating closely with development and security teams to ensure reliable and secure deployments.

At Plum, we're dedicated to revolutionizing personal finance by maximizing wealth for everyone. Our mission is to simplify saving and make investing accessible to all.Since our inception in 2017, we have pioneered the use of artificial intelligence and automation to streamline personal finance. Today, we proudly announce that our efforts have led to a remarkable £2 billion saved by our users across 10 European markets.Recognized as the UK's fastest-growing fintech by Deloitte Technology Fast 50, our success stems from the commitment and enthusiasm of our diverse team. With offices in London, Athens, and Nicosia, our team of 170 talented professionals collaborates to enable individuals to manage their finances more effectively. We are excited to expand our team!The RoleWe are seeking a user-centric Senior Android Engineer to join our dynamic engineering team. In this role, you will contribute to the development of our Android application from the ground up, providing our users with a more personal way to manage their finances.Our Engineering PhilosophyWe prioritize solid engineering principles, creativity, and a healthy dose of curiosity. We are cautious in our use of external frameworks, striving to write simple, well-tested code that can be delivered in rapid iterations.Our Work CultureWe operate in squads—small, cross-functional teams with specific missions and KPIs to enhance performance. As an engineer, you'll collaborate within your squad while having the opportunity to engage with the entire company. You’ll also be part of a Mobile engineering team that shares a unified vision of creating an outstanding mobile experience that enhances financial well-being.What We ValueWhile technical expertise is vital, we also value the right attitude, especially in a startup environment where innovation is key. We are looking for individuals who thrive in uncertainty and are eager to solve challenges that have yet to be tackled. You should be a true team player with a positive mindset, always looking for solutions instead of problems.A passion for building products that improve livesA strong command of Kotlin programmingComprehensive knowledge of the full Android stack and Android architecture patternsA desire to collaborate on pioneering Android projectsA close partnership with designers, enjoying the transformation of designs into captivating user experiencesA product-focused mindset, recognizing the influence and significance of your contributionsFist-bumps if you haveProficiency in Kotlin programming language

Join our dynamic team at Welltech as a Staff Security Engineer. In this pivotal role, you will be responsible for safeguarding our digital infrastructure and enhancing our security protocols. We are looking for a proactive individual with a keen eye for identifying vulnerabilities and implementing robust security measures. You will collaborate with cross-functional teams to ensure the security of our systems and applications, contributing to a culture of security awareness throughout the organization.

Join our innovative team at withplum as a Backend Engineer and contribute to developing scalable and efficient backend systems. You will work with cutting-edge technologies and collaborate with a talented group of engineers to create robust applications that meet user needs.

About WheelyWheely is transforming premium transportation services across major urban centers in Europe, the United States, and the Middle East. By integrating innovative technology with the artistry of five-star chauffeuring, we provide an unparalleled experience trusted by over 100,000 active riders and 1,200 corporate accounts.As a profitable, fast-expanding scale-up with $43 million in funding and more than $100 million in annual revenue, Wheely is rapidly growing, especially following our recent launch in New York City. If you're passionate about your craft and eager to contribute to the next stage of our journey, we invite you to connect with us.We are seeking a talented Frontend Engineer to join one of our innovative technical teams, such as Wheely for Business (B2B) or Pricing.

Wheely provides premium transportation services by pairing advanced technology with high-end chauffeuring. Over 100,000 riders and more than 1,200 corporate clients depend on Wheely for reliable, high-quality rides. The company has recently expanded into New York City and has plans to grow further in the US and EMEA regions. Role overview The Senior Backend Engineer - Marketplace joins the team that builds and maintains the core systems powering Wheely’s marketplace. This team focuses on algorithms and backend models to balance supply and demand, optimize pricing, and ensure prompt, reliable service for both passengers and chauffeurs. What you will do Design and improve backend systems that enhance marketplace efficiency Develop algorithms for supply-demand balancing and pricing optimization Write clean, maintainable code using practices such as Test-Driven Development (TDD), Domain-Driven Design (DDD), and Continuous Integration/Continuous Deployment (CI/CD) Support the migration from a Ruby monolith to a Go-based architecture Technology stack Go (Golang) as the primary language Legacy systems in Ruby PostgreSQL and MongoDB for databases RabbitMQ and Redis for messaging gRPC and Thrift for APIs AWS for cloud infrastructure Kubernetes and Terraform for infrastructure management Interview process Recruiter screening Algorithm assessments Live coding session System design discussion For senior-level candidates: In-depth review of professional experience and achievements Location This role is based in Λευκωσία, Nicosia, Cyprus.

Wheely provides premium transportation services in major cities across Europe, the US, and the Middle East. The company combines advanced technology with professional chauffeuring, serving more than 100,000 active riders and 1,200 corporate clients. With $43M in funding and annual revenue above $100M, Wheely is profitable and continues to expand, including a recent launch in New York City and ongoing growth in the US and EMEA. Role overview The Mapping team at Wheely builds the platform’s spatial intelligence. This work includes road matching, delivering low-latency ETA predictions, and processing thousands of coordinates per second to keep journey tracking accurate. The team prefers lean frameworks and focuses on clean, maintainable code, using practices like test-driven development, domain-driven design, and continuous integration and delivery. The backend stack is primarily Go, with an active migration from a Ruby monolith. Technologies include PostgreSQL, MongoDB, RabbitMQ, Redis, gRPC, and Thrift, all running on AWS and Kubernetes managed with Terraform. What you will do Write efficient, high-quality code, mainly in Go. Develop new microservices and assist with migrating from legacy systems. Collaborate with product managers, designers, and data scientists to turn complex requirements into technical solutions. Optimize systems for responsiveness and reliability, especially under heavy load. Requirements At least 3 years of experience building and maintaining scalable backend services (5+ years for senior level). Experience with Go is preferred, but strong skills in another language such as Python, C++, Java, or Ruby are also valued. Interviews can be conducted in your strongest language. Solid engineering fundamentals are most important. Understanding of both relational and NoSQL databases, including PostgreSQL, MongoDB, and Redis, plus experience with message brokers like RabbitMQ or Kafka. Minimum 1 year of hands-on work with mapping-related tasks, such as processing geospatial data and map matching. Interview process Recruiter screening Algorithms assessment Live coding challenges System design discussions For senior candidates: structured review of past experience and achievements Location This role is based in Λευκωσία, Nicosia, Cyprus.

Role overview Wrike seeks a Senior Software Engineer based in Nicosia. The position centers on designing, building, and maintaining software that addresses user needs. Daily work involves collaborating with colleagues from various teams to improve product features and deliver updates. What you will do Design and build software solutions that support users Maintain and enhance existing product features Work closely with team members across departments to deliver improvements Requirements Experience designing, building, and maintaining software Ability to collaborate effectively with colleagues from different teams Based in Nicosia

Wrike stands as a premier work management platform, crafted for teams and organizations striving to collaborate efficiently, innovate, and surpass daily challenges. Wrike unifies all work into a single platform, alleviating complexity, enhancing productivity, and allowing individuals to concentrate on their most impactful tasks. Our Vision: Envisioning a world where individuals can prioritize their most meaningful work collectively. About the Wrike TeamAt Wrike, every voice is valued. Our Scrum teams, comprising Frontend, Backend, QA, UI, UX, and Product Owners, are central to our decision-making processes. As a Backend Engineer within our product teams, you will engage with both business logic and technical challenges, while our technical teams facilitate seamless internal tooling, CI/CD, and an exceptional developer experience. We prioritize our architecture, deploy daily with minimal merge conflicts, and encourage backend engineers to innovate, implement technical enhancements, and influence product strategies by sharing ideas with Product Owners. Transitioning towards a microservices architecture empowers product teams with greater ownership and flexibility, backed by our technical teams. Our mission is to simplify our clients' experiences by delivering robust, user-friendly solutions that cater to all, from startups to large enterprises.Are you a dedicated Backend Engineer? This isn't merely a job posting; it's an invitation to connect with Wrike for future opportunities. By joining our talent pool, you can introduce yourself and delve deeper into our culture, projects, and technologies. We are always eager to meet talented professionals, even if no current openings exist. Apply today to start a conversation and discover more about life at Wrike.Current Projects:Designing, building, and enhancing product features from the ground up or refining existing ones.Collaborating to tackle complex challenges and refine solutions as a unified team.Maintaining high technical standards through code reviews, testing, and task estimation.Adopting rapid, iterative development practices while adhering to industry best practices.Leveraging AI tools daily to automate tasks and enhance productivity.Fostering continuous learning and mutual support among team members.Our Technology Stack:Java (21), Spring, REST APIs, SQLPostgreSQL, Redis, RabbitMQUnit/integration testing, Java web stackAI tools (Cursor, Zencoder, etc.; internal AI portal; internal MCP)

Join Our Team at Plum!At Plum, we are revolutionizing the way people save and invest. Our innovative app is dedicated to empowering individuals to grow their finances for a lifetime, whether it’s for that cozy first home or indulging in retirement adventures. Since our inception in 2016, we have helped over 2 million users across 10 European markets save more than £2 billion using our cutting-edge automation and AI technology.We take pride in our passionate team of over 200 Plumsters working across Europe to make this vision a reality. Now, we invite talented individuals to join us on this exciting journey.The RoleWe are seeking a Senior Backend Engineer who is not only technically adept but also committed to delivering outstanding products to our customers. You will play a pivotal role in the product development lifecycle, combining technical expertise with a deep understanding of user needs.

Join Platacard as we embark on an exciting journey to establish our own ATM network in Mexico. We are seeking a skilled ATM Security Specialist who possesses a deep understanding of ATM hardware and software, capable of identifying security vulnerabilities and implementing robust defenses to ensure our machines operate securely and efficiently.In this role, you will collaborate closely with equipment vendors and internal teams, directly influencing the security and availability of our ATM network.Key ResponsibilitiesConduct comprehensive security testing and validation of ATM platforms and associated infrastructure to safeguard against unauthorized access, tampering, and other vulnerabilities.Evaluate and mitigate risks related to ATM hacking, malware threats, skimming devices, and physical intrusion attempts.Oversee antivirus management, endpoint protection, and hardening measures across ATMs, ensuring timely application of security patches and policies.Accept new ATMs and software releases, performing thorough security configuration reviews and vulnerability assessments prior to deployment.Prepare ATMs for operational status through secure software installations, system lockdowns, and ensuring compliance with security protocols during field engineer activities.Investigate security incidents, conduct root-cause analyses, and implement corrective measures to prevent future occurrences.

Wrike is an innovative work management platform designed for teams and organizations aiming to enhance collaboration, creativity, and productivity. Our platform consolidates all work into a single, manageable space, removing complexity and empowering individuals to concentrate on their most impactful tasks. Our vision: A world where everyone is free to focus on their most purposeful work, together. About the Role: As a pivotal member of Wrike’s Backend Reliability (BRE) team, you will play a critical role in maintaining our backend infrastructure and ensuring exceptional uptime. Our goal is to achieve and sustain 99.99% availability while developing essential tools, components, and safety measures relied upon by the entire engineering organization. In your capacity as a Senior / Staff Backend Engineer, you will not only address issues but also design core reliability solutions that influence how Wrike scales, performs, and recovers from failures.Your Impact: Design, implement, and sustain vital reliability components including HTTP rate limiters, internal database migration tools, circuit breakers, and distributed Redis-based caching.Diagnose intricate production issues, optimize PostgreSQL performance, and ensure our distributed systems operate efficiently and stably under peak loads.Lead initial investigations during critical production incidents, identifying root causes, assessing impacts, and proposing mitigation strategies, with long-term solutions executed by the responsible teams.Develop scalable, reusable tools and frameworks that empower other engineering teams to construct more resilient services.Utilize AI-driven tools and coding agents to expedite development, analyze architectures, and automate repetitive or error-prone tasks.Promote reliability best practices across the engineering division through knowledge sharing, design reviews, and setting exemplary technical standards.

Join Plum, the innovative saving and investing app, dedicated to empowering individuals to grow their finances for life. Whether you're saving for your first home or planning for retirement, Plum is here to support your journey.Since our inception in 2016, over 2 million users across 10 European markets have saved more than £2 billion with our intelligent automation and AI technologies – that's the magic of Plum! Our achievements have been recognized with awards from esteemed organizations like Deloitte and Finder.Thanks to our dedicated team of over 200 Plumsters spread across Europe, we are on a mission to make finance accessible and effective. We are seeking more talented individuals to join our vibrant team as we continue to grow.The RoleAs the Engineering Lead, you will steer an agile group of engineers by promoting best practices, enhancing processes, and encouraging continuous learning. You will ensure technical excellence and successful delivery outcomes while fostering the professional growth of your team.Our Teams Our squads are driven by a mission that includes Product Managers, Designers, and engineers in Backend and Mobile, collaboratively building and maintaining impactful products and services that deliver outstanding user experiences. We prioritize data-driven, autonomous teams that take ownership of their projects. As an engineering leader, your role will be to empower your team, enabling them to achieve excellent results while supporting their personal and professional development.Your Key Responsibilities Guide the team in achieving results that align with company objectives and support the systems they create. Act as a mentor and role model, providing coaching for engineers and facilitating their career development. Work closely with Product Managers and Designers to drive technical excellence. Oversee architectural design, conduct code reviews, and implement Agile methodologies. Manage the entire lifecycle of components within the Plum technology stack. Stay informed about technology trends to mentor the engineering community. Focus on team productivity and satisfaction while advocating for positive user impact and enhancing engineering standards. Who You Are A proven leader of cross-functional teams with a strong focus on outcomes and business impact. An expert in making informed technical decisions and driving engineering excellence. A champion of planning and data-driven prioritization to build high-performance teams.

Wrike is the premier work management platform designed for teams and organizations that aspire to collaborate effectively, innovate continuously, and achieve exceptional results every day. Wrike unifies all efforts and projects in one platform to eliminate complexity, boost productivity, and allow individuals to concentrate on their most significant work. Our Vision: A world where everyone can focus on their most meaningful work together. Are you an enthusiastic Frontend Engineer? This opportunity goes beyond a standard job listing—it's an invitation to connect with Wrike for future career possibilities. By joining our talent pool, you can showcase your skills and learn more about our vibrant culture, exciting projects, and innovative technologies. We are eager to meet skilled professionals, even if we do not currently have open positions. Apply today to start a conversation and explore what life is like at Wrike.Discover More About Our TeamAt Wrike, every voice is valued. Our Scrum teams, consisting of Frontend Engineers, Backend Engineers, QA specialists, UI/UX designers, and Product Owners, are central to our decision-making process. Frontend Engineers have the opportunity to work within either product cross-functional feature teams or technical (internal) teams. Engineers in product teams handle both business logic and technical solutions, while those in technical teams focus on developing internal tools and libraries, enhancing code quality, and improving the overall development experience. In both roles, you will actively use the product you are developing and witness the impact of your contributions, with deployments occurring one to three times daily.Current Projects:Designing, building, and enhancing product features from the ground up.Collaboratively tackling complex challenges and refining solutions as a team.Ensuring high technical quality through rigorous code reviews, testing, and task estimation.Embracing fast, iterative development while adhering to best practices.Utilizing AI tools daily to automate tasks and increase efficiency.Fostering continuous learning and supporting each other's professional growth.Our Technology Stack:TypeScript, React 19, Redux + Redux Toolkit.Microfrontends, Module Federation.AngularDart 5.3, Dart SDK 2.13.4 (legacy components).AI tools for task automation.Fluent English is essential.Why Join Wrike?25 days of paid vacation per year.

Join Playtech, a leading global provider of gaming and sports betting software, as a DevOps Engineer. In this role, you will be responsible for enhancing our infrastructure and ensuring smooth deployment cycles. Collaborate with development teams to automate processes and improve system reliability.