• Design, develop, and maintain robust backend services and scalable systems using Java • Architect and implement cloud-native solutions leveraging the Google Cloud Platform (GCP) ecosystem • Develop high-performance microservices and handle asynchronous data processing • Work extensively with event-driven architectures and messaging systems such as Pub/Sub and RabbitMQ • Manage and optimise relational databases, specifically focusing on PostgreSQL • Design, build, and integrate secure and efficient RESTful APIs • Collaborate closely with cross-functional teams to ensure seamless project delivery

• As part of the team you build new features • Solve scaling problems and take responsibility for entire projects — from the idea to reliable operation • We are looking for people who do more than just work through tickets: who understand systems, improve them, and actively help shape the e-invoicing landscape • You develop backend features with PHP 8.x and Symfony: domain logic, APIs and interfaces in a data-heavy codebase that has evolved over 18+ years • You work on the frontend with TypeScript, React and TanStack on modern UIs and production-focused workflows • You develop Node.js services for selected areas of our platform using TypeScript and Next.js • You work on JVM microservices with Java and Kotlin in the e-invoicing domain • You migrate data, refactor existing modules and modernize legacy PHP areas step by step in a clean way • You delve deep into error analysis and debugging when systems don’t behave as expected • You use AI as a real productivity lever • Depending on the topic, you also work on infrastructure and local dockerized development environments

Role Description Vivino is the world's largest online wine marketplace and most downloaded wine app, trusted by over 70 million users to discover and purchase the right wine. The project focuses on enhancing Vivino's backend services and APIs within a cross-functional product development team. The tech stack includes Go and SQL, and the work culture emphasizes creativity, collaboration, ownership, and continuous improvement. Responsibilities - Designing and implementing backend services and APIs, using Go, to power core product functionalities. - Contributing to cross-functional product development teams, collaborating closely with engineers, product managers, and other stakeholders to deliver impactful solutions. - Maintaining platform health, ensuring stability, scalability, and reliability of backend services. - Communicating proactively and transparently, keeping teammates informed throughout every stage of your work and seeking alignment when needed. - Participating in goal setting and team planning, helping define group objectives and contributing to continuous improvement initiatives. Qualifications - At least 1 year of experience in designing and implementing APIs (preferably in Go or similar technologies). - Ability and willingness to learn Go. - At least 1 year of experience in composing common SQL queries. - Creative mindset with the ability to think imaginatively and propose new ideas. - Adaptability and flexibility to thrive in a fast-paced, ever-changing environment. - Strong collaboration skills, with a sociable nature and enjoyment of cross-team cooperation. - Conscientiousness, with attention to detail, accuracy, and high standards in all work. - Resilience in facing challenges and setbacks, with a growth and problem-solving mindset. - Confidence to speak up, challenge norms, ask questions, and drive continuous improvement. - Alignment with both Symphony Solutions' values and Vivino's values: Always Strive for Better / Work Together / Earn and Offer Trust / Be Approachable / Lead with Data. - Comfortable working in a multicultural, international environment. - Open to feedback, willing to learn from mistakes, and supportive of others in continuous improvement efforts. Requirements - Embrace data as a driver of innovation and are eager to see how it can shape smarter, more personalized features. - Use AI tools in your everyday work — from writing implementation notes or exploring data, to troubleshooting code or generating test cases, you see AI as a collaborator, not just a buzzword. - Understand the impact of AI on users, and are motivated by building products that feel intuitive, adaptive, and helpful. - Appreciate the interplay between technology and human experience, recognizing that AI is most powerful when it enhances trust, choice, and enjoyment.

Role Description We invite an Intermediate Software Engineer to join our dedicated blockchain-focused engineering team and develop new components for a large-scale fintech data platform serving private markets. In this role, you’ll build tools and applications deeply integrated with customer chains while contributing to the core blockchain capabilities of our platform. Qualifications - 2-4 years of blockchain development experience with smart contracts, dApps, on-chain logic, or blockchain services - Experience implementing and testing smart contracts in production or near-production environments - Solid understanding of blockchain fundamentals (transactions, wallets, gas models, on-chain state, contract interactions) - Experience implementing direct blockchain interactions (contract calls, event handling, transactions, and error recovery) - Experience with blockchain developer tooling or integration layers (SDKs, MCP servers, chain interaction APIs) - Strong engineering fundamentals (clean code, testing, and debugging distributed systems) - Experience with at least one backend programming language and API development - Experience with Docker and microservices-based applications - Strong communication and collaboration skills, including explaining technical trade-offs - Motivation to build deep blockchain expertise Requirements - Desirable: Experience building backend services with Node.js/TypeScript or Python - Hands-on experience using AI-assisted development tools (Cursor, Claude Code) Key Responsibilities - Develop and maintain smart contracts, on-chain logic, and services connecting platform components to blockchain capabilities - Contribute to the blockchain developer tooling layer (MCP servers, chain APIs) supporting AI Agent and platform teams - Collaborate with the team lead and senior engineers on technical design - Own feature implementation from design through testing and deployment - Participate in code reviews and write automated tests - Maintain quality across on-chain and off-chain components - Troubleshoot transaction failures, contract interaction issues, and integration bugs across distributed systems - Document implementation details and contribute to technical diagrams as needed Benefits - 30 paid days off per year — take them whenever you want for rest days, holidays, or personal time - 5 paid sick days, up to 60 days of medical leave, and 6 paid days off per year for major family events like weddings, funerals, or the birth of a child - Partially covered health insurance after the probation, plus a wellness bonus for gym memberships, sports nutrition, and similar needs after 6 months - Grow your skills with English lessons, online training, conferences, and the option to explore new career paths