Top Tech Jobs & Startup Jobs

Design, develop, and maintain scalable Java and Spring Boot backend applications. Build REST and SOAP APIs, implement Kafka-based event-driven architectures, work with SQL databases, and create TestContainers integration tests. Troubleshoot and optimize application performance, participate in code reviews, collaborate with cross-functional teams, and support deployment and monitoring in containerized environments.

Build and maintain Java backend, API, database, UI, integration, and Playwright end-to-end automation. Establish CI quality gates, mocking and fixture strategies, test data management, and reliable regression coverage. Develop LLM evaluation practices using golden datasets, observability, trace capture, guardrails, structured outputs, and measurable release thresholds. Improve test maintainability, reduce flakiness, optimize runtime, and monitor model reliability and drift.

Configure, extend, and continuously improve the client’s Microsoft Dynamics 365 landscape. The role is a 12-month, full-time hybrid assignment in Germany, requiring on-site presence one to two days per week and German and English project communication.

Develop and enhance Java applications for Hungarian and international markets. Responsibilities include designing systems, implementing and testing functionality, participating in full project lifecycles, troubleshooting defects, contributing to database development, and collaborating in an agile team. The role requires Java, Spring Boot, SQL, Maven, REST, Git, containerization, analytical thinking, problem-solving, attention to detail, communication, teamwork, and English proficiency.

Leads data engineering projects and teams, designing scalable architectures, Databricks-based platforms, ETL/ELT pipelines, integrations, and DataOps practices. Provides technical leadership, architecture consulting, customer guidance, presales support, and solution documentation. Ensures data platform reliability, security, performance, governance, quality, monitoring, and continuous improvement while mentoring engineers and collaborating with international, cross-functional stakeholders.

Design, develop, test, and maintain Angular and TypeScript web applications. Define frontend architecture, build responsive interfaces, integrate REST APIs, optimize performance, implement secure authentication and authorization, and maintain automated tests. Lead code reviews, modernize applications, establish frontend standards, use AI-assisted development tools responsibly, and mentor junior and mid-level developers while collaborating with Product, QA, Backend, and DevOps teams.

Design, develop, test, and maintain backend services and REST APIs using .NET, C#, and ASP.NET Core. Build secure, multi-tenant systems, optimize SQL Server queries, implement data access and messaging integrations, resolve production issues, and maintain automated tests. Lead code reviews, modernization efforts, and coding standards while mentoring developers and collaborating with Product, QA, DBA, and DevOps teams. Use AI-assisted development tools responsibly to improve productivity and code quality.

Design, develop, test, and maintain cross-platform mobile applications with React Native and Expo. Define mobile architecture, integrate REST APIs, implement authentication and secure storage, handle offline synchronization, optimize performance, resolve defects, and maintain unit and UI tests. Lead code reviews, establish coding standards, use AI-assisted development tools responsibly, mentor developers, and collaborate with Product, QA, and Backend teams.

Owns an existing online shop while simultaneously building a new e-commerce shop based on a predefined group solution. The role requires managing product ownership in a hybrid Vienna-based environment, working full-time for nine months, and collaborating in German and English.

Manage end-to-end IT infrastructure projects covering data centers, servers, storage, virtualization, networks, cloud, migrations, upgrades, and modernization. Coordinate technical teams, vendors, budgets, timelines, risks, dependencies, change management, operational readiness, documentation, and project closure. Report performance and delivery status to stakeholders and management while ensuring compliance with security, architecture, operational, and regulatory requirements.