Senior Java Developer responsible for end-to-end software development in a company specializing in innovative business solutions. Focused on modern Java architectures and best practices.
Responsibilities
Work across the full software development lifecycle (E2E), from refining requirements to deploying to production
Design, develop and maintain applications using Java (versions 8, 11 and 17) and the Spring Framework (including Spring Boot, Spring Data, Spring Batch and Spring Security)
Work with modern architectures such as Microservices, Hexagonal Architecture and Event-Driven Architecture
Create and maintain high-quality REST APIs
Ensure code quality by applying design principles and patterns (SOLID, Clean Code), Test-Driven Development (TDD) and participating in Code Reviews
Develop and execute unit tests using tools like Mockito and JUnit, and ensure continuous quality with Sonar
Ensure application security, focusing on API authorization and encryption
Apply API resilience techniques using tools such as Resilience4j
Requirements
More than 5 years of experience with Java
Strong expertise in Java (experience with versions 8, 11 and the latest 17)
Proficiency with the Spring Framework: Spring Boot, Spring Data, Spring Batch and Spring Security
Hands-on experience with Microservices and Hexagonal Architecture
Knowledge of Event-Driven Architecture
REST API development
Experience with Kafka, SQS/SNS or RabbitMQ
Experience with AWS Cloud, specifically services like EKS (Kubernetes), S3, EC2, Lambda and Docker
Version control systems: Git, using the Gitflow methodology and GitLab repository
Relational databases: PostgreSQL, MySQL or Oracle
Advanced knowledge of PL/SQL, including writing queries, views, procedures and modifying queries
Experience with MongoDB, Redis or DynamoDB
Application of SOLID principles and writing Clean Code
TDD (Test-Driven Development) and Code Review
Testing: Mockito, JUnit and code analysis with Sonar
Knowledge of observability to ensure application health: implementing tracing, metrics and log management
Documentation tools: Confluence and Swagger
Strong command of Agile development (Scrum and Kanban)
Senior Software Engineer focusing on Java, Angular, and AWS for troubleshooting and resolving functional issues. Collaborating on incident management and process improvement in Pune, India.
Backend/Fullstack - Entwickler für innovative Softwarelösungen im Bereich SAP - Security. Entwicklung und Skalierung sicherer Anwendungen im Team in Hamburg, Deutschland.
Mid - level Backend Engineer at a European technology company. Building and operating backend systems for high - traffic consumer platforms used by millions of users, with a focus on performance and reliability.
Software Engineer Backend developing backend solutions for mobile apps using JSON/REST. Collaborating on agile projects with a focus on modern frameworks and server infrastructure.
Senior .NET/C# Developer tasked with enhancing Saipher ATC systems for air traffic management. Involvement in full software development lifecycle using modern methodologies.
Senior Cloud Software Engineer developing cloud - native applications with Java/Kotlin and integrating AI solutions. Role includes backend development and AI architecture for enterprise clients.
JavaScript Engineer contributing to complex client - facing web applications for custom software solutions company. Collaborating with engineers and designers for high - quality software delivery in a hybrid model.
AI Platform Architect responsible for scaling EisnerAI Platform and mentoring cross - functional teams at EisnerAmper. Overseeing cost and performance optimization across the AI stack.
Softwareentwickler für die Entwicklung von Lösungen zur Inbetriebnahme von High Tech Maschinen. Optimierung von Abläufen und Unterstützung in agilen Teams.
Backend Engineer developing backend solutions for a decentralized infrastructure in digital content validation. Collaborating on a pilot project to build a modular prototype in Munich.