Software Engineer - Core ML Team

At Skroutz, our mission is clear: we strive to impress. Since our inception in 2005, we have believed that satisfied customers lead to happy merchants. Our goal is to understand and anticipate their needs, delivering an unparalleled and worry-free shopping experience.We envision a world where shopping is simplified, creating a reliable platform where millions can effortlessly discover and fulfill their online shopping desires.From the latest smartphone to restocking pantry essentials, finding the perfect outfit for an occasion, or searching for that rare gaming console, Skroutz is your go-to partner for seamless shopping.Our ambitions stretch beyond Greece, as we aim to emerge as one of Europe's fastest-growing marketplaces, with exciting expansions already underway in Cyprus and the Balkans. Our unwavering commitment to customer satisfaction drives every decision we make.To realize our vision, we seek passionate individuals who share our enthusiasm for e-commerce and technology. If you are motivated to create extraordinary shopping experiences for users and assist sellers worldwide in growing their businesses, we would love to have you join our team.Become part of Skroutz and help us reshape online shopping. Together, let's transform everyday moments into exceptional experiences.Are you ready for the challenge?#AimToAmazeOur Engineering ValuesMaster your technology. Hone your skills and take pride in your craft.Launch early & Iterate. Deliver prototypes early to gather valuable feedback and use it to inform your next steps. Don't hesitate to refine and improve.Be a collaborative team member. Support your colleagues, listen actively, and take the initiative.Avoid overcomplication. Keep things simple and effective.Enjoy your work and celebrate achievements.Our Tech StackWe primarily use Ruby on Rails as our framework, with Javascript (ES6) and React/Redux on the frontend. Our backend is powered by MariaDB, Elasticsearch, Kafka, MongoDB, and Redis.Our AI stack leverages LangChain and LangGraph for orchestrating LLM workflows and multi-agent systems, utilizing PostgreSQL for state persistence and Elasticsearch for semantic search. We collaborate with cloud LLM providers like OpenAI. For observability and monitoring, we employ Langfuse for LLM tracing alongside tools such as Sentry, NewRelic, and Grafana.We strive to select the best tools available to meet our needs. To learn more about our projects, check out our Engineering blog.

Role overview Speechify seeks a Senior Software Engineer to strengthen the core user experiences in its products. The position involves shaping the way people interact with Speechify’s tools by designing, building, and maintaining software that sits at the heart of the user journey. Key responsibilities Collaborate with teams from different functions to define and refine product features Create and maintain software aimed at improving the overall user experience Use advanced engineering expertise to guide projects from initial concept through to launch Ensure each deliverable meets a high standard of quality Location This role is based in Athens, Greece.

Welcome to Kaizen Gaming!At Kaizen Gaming, the driving force behind Betano, we are proud to be one of the leading GameTech companies globally, actively operating in 19 diverse markets. Our mission is to harness cutting-edge technology to deliver exceptional experiences to millions of customers who rely on us for their entertainment needs.Our vibrant team consists of over 2,700 Kaizeners from more than 40 nationalities, spread across three continents.As a recognized Best Workplace in Europe and a certified Great Place to Work, we promise that no two days will be the same. Are you ready to Press Play on your potential?About the Role:As the Lead Software Engineer, you will be instrumental in guiding a talented team of software engineers in crafting and delivering top-tier software products. Your leadership will involve overseeing project execution, mentoring team members, and ensuring adherence to engineering best practices. This role seamlessly combines technical acumen with leadership and communication skills to drive both team and organizational success.

At Uni Systems, we are dedicated to transforming digital aspirations into reality. As we continue to expand, we are on the lookout for a passionate Full Stack Software Engineer to become a vital part of our UniQue Core Banking team.Your Contributions:The members of our UniQue team come from diverse backgrounds and industries, bringing unique skills and perspectives, united by a shared enthusiasm for technology and innovation. As a Full Stack Software Engineer, you will be expected to:Develop new banking applicationsEnhance and maintain existing systemsAdvise clients on technological solutionsUtilize task management systems to track project progressAnalyze and document client requirements effectivelyProvide technical expertise to Business Consultants during the requirements gathering processEngineer novel solutions for challenges that current product functionalities cannot addressCreate and document comprehensive test casesGenerate detailed documentation for project deliverables

Arista Networks is seeking a Software Engineer to join the Platform Team in Athens. This team develops and maintains the core software that underpins Arista’s products, focusing on stability, scalability, and ongoing improvement. Role overview This position centers on building and supporting software components that form the foundation of Arista’s platform. The work involves tackling technical challenges and ensuring the platform remains reliable as it grows. What you will do Design, implement, and maintain software components for the platform Work closely with colleagues to address technical issues and find solutions Offer ideas to enhance product reliability and performance Requirements Interest in developing dependable software systems Ability to collaborate with others to solve complex problems Curiosity about new technologies and methods

About Us: Aisera is pioneering the future of service management through our innovative AI-driven solutions. Our platform automates operations and support across IT, Sales, and customer service, enabling both businesses and users to achieve success with intuitive self-service resolutions. As a leading VC-funded startup based in Palo Alto, California, we are transforming the digital landscape with behavioral intelligence that fosters end-to-end automation. Our strategic partnerships with industry giants such as AWS, Microsoft Azure, Google Cloud, ServiceNow, and Salesforce position us at the forefront of technological advancement. We are proud to have received numerous accolades, including recognition from Forbes AI50, CNBC Upstart 100, and Gartner Cool Vendor, among others. Join us in reshaping the service experience! Your Role: As the AI/ML Tech Lead Engineer, you will spearhead research and development initiatives in machine learning, leveraging your expertise to drive innovation and the creation of production-ready ML systems. Collaborating closely with the AI Systems Tech Lead, you will mentor team members and integrate advanced AI solutions. Key Responsibilities: Lead ML research and development projects from inception to deployment. Design and implement cutting-edge ML/AI approaches, ensuring alignment with the latest research trends. Architect robust ML pipelines, training infrastructure, and model evaluation frameworks. Guide engineering decisions on model selection, feature engineering, and optimization techniques. Translate theoretical insights into actionable business solutions. Mentor junior ML engineers while establishing best practices for the team. Collaborate effectively with AI Systems Tech Leads to deliver optimized AI systems. Uphold data governance and privacy standards through established processes. Work in tandem with cross-functional teams to ensure AI/ML solutions meet organizational goals. Document and communicate findings clearly to both technical and non-technical stakeholders.

At Skroutz, we are driven by a simple mission: to amaze our customers. Since our inception in 2005, we have believed that satisfied customers lead to satisfied merchants. Our goal is to understand and anticipate their needs, providing an unparalleled shopping experience.Our vision is ambitious: to simplify online shopping by creating a trustworthy platform where millions can effortlessly meet their shopping needs. Whether searching for the latest smartphone, stocking up on pantry essentials, finding the perfect outfit, or hunting for collectible gaming consoles, Skroutz is your reliable partner for seamless shopping.Our ambitions are not confined to Greece; we are rapidly expanding into new markets across Europe, including Cyprus and the Balkans, as we work towards becoming one of the continent's fastest-growing marketplaces. Our dedication to customer satisfaction guides every decision we make.We are looking for passionate individuals who share our enthusiasm for e-commerce and technology. If you strive to create extraordinary shopping experiences for users and help sellers grow their businesses globally, we want you on our team.Join Skroutz and be part of a transformational journey that is redefining online shopping. Let’s convert everyday moments into remarkable experiences together.Are you ready to take on the challenge?#AimToAmaze

Role Overview Kaizen Gaming is looking for a Frontend Software Engineering Team Lead based in Athens, Greece. This position leads frontend development efforts for our gaming platforms. The team lead guides engineers, sets priorities, and helps deliver software that meets high standards for quality and customer satisfaction. Key Responsibilities Direct and support a team of frontend engineers in day-to-day development work. Coordinate with product, design, and backend teams to align on project goals and timelines. Ensure software releases meet quality expectations and deliver a strong user experience. Promote best practices in frontend engineering and help team members grow their skills.

Orizon is a leading mobile telecommunications operator that embodies innovation and dynamism within the industry. As a wholly Greek enterprise under the umbrella of Volton Hellenic Energy S.A., we pride ourselves on our commitment to enhancing customer experiences and driving technological advancements.At Orizon, we immerse ourselves in the realities of our clients, continually seeking to redefine standards and prioritize their needs. Our culture is built on listening, understanding, and delivering bespoke solutions.For the third consecutive year, we have been recognized as a Great Place to Work, a testament to our exceptional team and the culture of excellence we foster.We are currently expanding our team in Athens and are on the lookout for a skilled Packet Core Engineer.

About Kaizen GamingAt Kaizen Gaming, we are the driving force behind Betano, recognized as one of the leading GameTech companies globally, operating across 19 dynamic markets. Our commitment lies in harnessing innovative technology to deliver unparalleled experiences to our millions of loyal customers seeking entertainment.Our diverse team, comprising over 2,700 talented professionals from more than 40 nationalities, spans across three continents, fostering a rich cultural tapestry.We take immense pride in being named one of the Best Workplaces in Europe and are certified as a Great Place to Work in our offices. Here, every day is an opportunity for growth and excitement. Are you ready to Press Play on your potential?Role OverviewAs a Software Engineer in Test, you will be an integral part of an agile, self-sufficient team. Collaborating closely with the Product Owner, Agile Delivery Lead, and fellow Engineers, your mission will be to create a competitive edge for Kaizen and enhance our customers' online experiences.Your technical expertise and experience will play a crucial role in the software development lifecycle, allowing you to make a significant impact. You will work alongside skilled engineers and business experts, leveraging your understanding of the testing lifecycle to engage effectively with a diverse range of colleagues, product owners, and stakeholders, ensuring confidence in our product quality.Key Responsibilities:Analyze user stories and acceptance criteria to develop efficient test plans and both manual and automated test cases in collaboration with the development team.Actively participate in scrum ceremonies to allocate test cases according to the test pyramid.Estimate, prioritize, plan, and coordinate testing activities effectively.Take ownership of the Software Testing Lifecycle (STLC) for new features within testing suites, ensuring timely and quality delivery.Research and implement advanced testing tools, methodologies, and trends to enhance existing practices and processes.

Kiefer Tech is the technology division of Kiefer, drawing on over 12 years of engineering experience in the Green Energy field. The team designs and delivers AI, robotics, and enterprise solutions for clients throughout Greece and the European Union. Project work includes building sovereign AI infrastructure with a focus on data privacy, deploying enterprise automation, and developing Greece’s first production-ready Large Language Models. Kiefer Tech emphasizes technical quality, innovation, and long-term relationships with clients. The company has a strategic partnership with NVIDIA, which brings together sustainable infrastructure and advanced AI systems. This collaboration aims to support Greece’s technological independence and deliver real-world benefits across multiple industries.

Speechify seeks a Software Engineer to focus on iOS Core Product development in Athens, Greece. This position involves building and refining features that enhance the mobile app experience for users. Role overview The iOS Core Product engineer will join a collaborative team working to design and implement new solutions for Speechify’s mobile applications. The work centers on developing features that shape how users interact with the product and contribute to the overall quality of the app. What you will do Design and implement new solutions for iOS with a team-oriented approach Contribute to building high-quality mobile applications Help define features that influence the user experience in Speechify’s products Requirements Experience developing for iOS Interest in working collaboratively to solve technical challenges Ability to adapt to shifting priorities and new problems Motivation to try new ideas in mobile technology

Are you an experienced Senior AI/ML Lead ready to tackle your next challenge? Join our innovative team at EUROPEAN DYNAMICS and embark on an exciting international career.Your Responsibilities:Steer the design and implementation of advanced ML models;Lead feature engineering, model experimentation, and validation;Define the technical strategy and architecture for a pioneering AI initiative;Work closely with data engineers and subject matter experts to develop the Proof of Concept (PoC) and final product;Create interpretable AI outputs that align with business operations;Develop initial prototypes and guide key technical decisions;Establish the groundwork for the expansion of our AI/ML team.Qualifications:Essential:Bachelor’s degree in IT or a related field;Over 5 years of experience in applied machine learning (including anomaly detection, fraud detection, risk scoring, and predictive analytics);Proficient in Python, ML frameworks, and hands-on data manipulation;Experience managing the entire ML lifecycle (from data to model to prototype);Capable of thriving in a small, agile, exploratory environment;Outstanding communication and problem-solving abilities;Fluency in English (additional European languages are advantageous).Desirable:Background in supply chain, customs, taxation, risk management, financial crime, or related fields;Experience with basic UI prototyping.What We Offer:At EUROPEAN DYNAMICS, we value talent and commitment. Here’s what you can expect as part of our team:Attractive full-time salary;Flexible hybrid working model;Comprehensive private health coverage as part of the company group program;Flexible working hours;Access to top-tier tools;Engagement with diverse, complex datasets across security, trade, and compliance;Opportunity for genuine ownership, autonomy, and innovative thinking;Grow alongside the team as we transition from PoC to production across Europe.If you're seeking an engaging challenge, eager to work with cutting-edge technologies, and enjoy your work, we encourage you to apply! Please submit your detailed CV in English, referencing the position: (SAIMLL/02/26).Explore our other job openings by visiting our career section on our website (www.eurodyn.com) and connect with us on Twitter (@EURODYN_Careers) and LinkedIn.EUROPEAN DYNAMICS (ED) is a leading European company in Software, Information, and Communication Technologies, operating worldwide (Athens, Brussels, Luxembourg, Copenhagen, Berlin, Stockholm, and more).

Are you an enthusiastic IT Consultant with a strong focus on Artificial Intelligence (AI) and Machine Learning (ML)? We invite you to be a part of our innovative team at European Dynamics, working from our offices in Athens or remotely. This position offers a thrilling opportunity to engage in complex IT software projects for significant international public organizations, collaborating with a highly skilled team.Key Responsibilities: Engage in requirements gathering and contribute to creative brainstorming sessions; Draft functional and non-functional specifications; Analyze data from diverse sources to enhance product development and business strategies; Identify suitable models and algorithms for various business challenges; Develop Proof of Concept (PoC) and enterprise-level solutions; Participate in the complete software development lifecycle, including requirements analysis, design, implementation, testing, documentation, and system maintenance; Work in a multinational environment, maintaining high professional standards; Ensure the delivery of high-quality products. Qualifications: Bachelor's degree in Data Science, Computer Science, Information Technology, or a related field; Strong grasp of various AI and machine learning methodologies and their practical benefits and limitations; Solid understanding of data modeling and evaluation techniques; Familiarity with the machine learning lifecycle; Experience in Exploratory Data Analysis (EDA); Excellent analytical skills, team-oriented mindset, eagerness to learn and excel; proficient in written and spoken English. Preferred Qualifications: Experience with Big Data technologies like Spark (and PySpark); Proficiency in SQL and exposure to ETL development. Benefits:We value talent and commitment and offer the following benefits:Competitive full-time salary;Private Health Coverage as part of the company’s group program;Flexible Work Hours;Access to cutting-edge tools;Opportunities for Professional Development, including language courses, specialized training, and continuous learning;Career Advancement: Collaborate with some of the industry's most innovative specialists;Dynamic Work Environment: Meet challenging goals in a supportive setting that fosters personal and organizational growth.If you're seeking an exciting challenge, eager to work with advanced technologies, and enjoy a vibrant work atmosphere, we encourage you to apply! Please submit your detailed CV in English, quoting reference: (AIML/02/26).

Join Our Innovative TeamAt Sportcast, a pioneer in sports betting engagement, we revolutionized player experiences with our cutting-edge technologies and pricing strategies. Our flagship product, BetBuilder, is an award-winning innovation that transforms the betting landscape, allowing players to delve into billions of unique combinations across sporting events. As part of OpenBet, we have united top developers, statisticians, and data scientists, all dedicated to shaping the future of sports betting. Our mission is to provide unprecedented access to betting opportunities, creating thrilling moments for players worldwide.We invite you to become a part of Sportcast's dynamic team at OpenBet, where your contributions will drive our growth from our European offices.Your Role as a .NET Software EngineerAs a member of the Trade team, you will collaborate with a diverse group of professionals to develop, deploy, and maintain innovative projects. You'll have the chance to write high-quality, testable code while participating in design and prioritization discussions. Our focus is on supporting business scalability while ensuring top-notch quality in our deliverables.Key ResponsibilitiesWrite high-quality, efficient code that meets business needs.Optimize our solutions to uphold service levels and reduce cloud costs.Automate processes wherever feasible.Challenge existing norms and enhance our organizational standards and procedures.

About the Role netcompany1 is looking for a Software Engineer / Consultant in Athens. This role involves building software solutions and working closely with colleagues to deliver projects that match client requirements. What You Will Do Develop and implement software based on project goals Work alongside a team of engineers and consultants Contribute to delivering reliable, high-quality results for clients Who We’re Looking For Interest in technology and solving complex problems Ability to collaborate with team members If this sounds like a fit, netcompany1 would like to connect.

At Epignosis, our mission is bold yet straightforward: to democratize learning technologies for every business, irrespective of their sector, size, or location. For over a decade, we've empowered millions to grow, learn, and thrive with our powerful and affordable technology.Rapidly emerging as one of Greece’s leading SaaS companies, we serve over 12,000 organizations and more than 22 million learners globally with innovative solutions like TalentLMS (an award-winning cloud LMS designed for simplicity), eFront (a robust enterprise LMS), TalentCards (a mobile app for on-the-go training), and TalentHR (a streamlined HRIS for effective people operations).Our success hinges on a team that believes work should have significance—not just for the individual, but for the broader world. We seek passionate individuals who are energized by solving complex challenges, deeply committed to their craft, and eager to create products that genuinely facilitate personal growth.We are on the lookout for outstanding software engineers at all career stages. Ideal candidates are self-driven, innovative individuals who find joy in programming and building exceptional software. You should possess the ability to merge engineering with product insight, quickly absorb new concepts and technologies, and have an innate sense for superior UX and polished software.Joining our high-performance team means you'll be part of a dynamic environment focused on delivering exceptional solutions swiftly while maintaining a long-term vision. This role offers significant exposure to AI and cutting-edge technologies and tools, although extensive vibe-coding is not a primary focus.Your contributions will impact real products utilized by thousands of organizations and millions of users worldwide, directly influencing how they learn, work, and develop.

About EveryPay EveryPay builds digital financial infrastructure for e-commerce in Greece. The company connects Greek Marketplaces and Merchants with global payment systems like Visa and Mastercard, processing billions in transactions each year. EveryPay is part of the Skroutz Group, operating at the intersection of technology and regulated financial services. The team values empowering customers, collaborative teamwork, risk management, and delivering results. Role Overview: Director of Strategy & Core Payments The Director of Strategy & Core Payments will guide the advancement of EveryPay’s core payment products and client solutions. This position combines strategic planning with hands-on execution. The director will oversee product design, packaging, and delivery to market, ensuring smooth client integrations and supporting revenue growth and product adoption. The role develops end-to-end solution strategies across acquiring, alternative payment methods (APMs), and internal tools. This involves working closely with Product, Technology, Commercial, and Operations teams to expand product reach, improve conversion rates and speed to market, and identify new growth opportunities for gross merchandise value (GMV). Key Responsibilities Core Payments & Solutioning Leadership Set the strategic direction for acquiring and APMs. Translate product features into scalable, client-focused solutions and integration frameworks. Oversee the full lifecycle from pre-sales solution design to enhancements after launch. Balance standardization with customization to support both scalability and client needs. Maintain high standards in CP/CNP payment processes for eCommerce, POS, and omnichannel experiences. Continually improve integration frameworks, APIs, and the developer experience. Growth, Go-To-Market, and Revenue Work with Commercial teams to turn leads into revenue, improving win rates and deal speed. Create and execute growth strategies to boost market share and GMV. Support strategic clients and complex deals with direct solution architecture and consulting. Play a key role in Go-To-Market strategy and product positioning. Cross-functional Leadership & Execution Lead cross-functional projects to align teams and deliver on strategic objectives.

Role overview Renesas Electronics Corporation seeks an Associate Software Engineer to join its team in Kallithea, Athens. This entry-level position involves supporting the creation of new software solutions while working closely with experienced engineers. The role provides practical experience with modern technologies and the opportunity to contribute to ongoing projects. What you will do Collaborate with team members to design, develop, and test software components Participate in team projects and take part in code reviews Gain knowledge and skills from experienced colleagues in a supportive environment Work environment The team emphasizes collaboration and ongoing professional development. Mentorship and skill-building are part of daily work, creating a setting where learning and growth are encouraged.

Role overview Renesas Electronics Corporation seeks an Embedded Software Engineer for its Kallithea, Athens location. The position centers on developing embedded systems used in a range of applications. Teamwork across multiple functions is essential, as projects often require input from colleagues in different areas. What you will do Design and implement software tailored for embedded systems Collaborate with cross-functional teams to deliver integrated solutions Optimize existing code and support ongoing system improvements