Senior Fullstack Engineer

vor 2 Wochen

Leipzig, Sachsen, Deutschland abra Vollzeit 90.000 € - 120.000 € pro Jahr

abra R&D is looking for a strong senior fullstack Engineer

We are looking for a versatile Full Stack Developer (AWS Certified Developer – Associate) with strong experience across frontend, backend, and cloud technologies to build scalable, cloud-native applications on AWS.

Responsibilities:

  • Develop responsive, cross-platform web, mobile, and desktop apps using React or Angular, React Native/Ionic, and Electron.
  • Build scalable backend microservices with NestJS ) or Spring Boot (Java), implementing REST/GraphQL APIs, event-driven architectures, authentication, and real-time features.
  • Write code in Python and Java, with additional value for experience in C++, Rust, or Go for high-performance services.
  • Design data models and manage SQL (PostgreSQL/MySQL) and NoSQL (MongoDB, Redis, DynamoDB) databases.
  • Deploy and maintain cloud-native systems using AWS Lambda, API Gateway, ECS/EKS, Fargate, S3, RDS, DynamoDB, and other AWS services.
  • Implement Infrastructure as Code (CloudFormation, CDK, Terraform), and automate CI/CD with CodePipeline or GitHub Actions.
  • Apply AWS security best practices (IAM, Cognito, Secrets Manager) and monitor systems with CloudWatch, X-Ray, and ELK Stack.
  • Optimize application performance, cost efficiency, and scalability through DevOps and cloud automation.
Requirements

Requirements:

  • 5+ years as a Full Stack Developer; 3+ years with React or Angular, 2+ years with NestJS or Spring Boot.
  • Proficiency in Python and Java, strong command of JavaScript/TypeScript, HTML5, CSS3, and state management (Redux, NgRx).
  • Hands-on AWS experience (2+ years) and current AWS Certified Developer – Associate certification (mandatory).
  • Experience with CI/CD, Docker, Kubernetes, and GitOps workflows.
  • Strong skills in database optimization, microservices architecture, and cloud-native development.

Preferred:

  • Advanced AWS certifications (Solutions Architect, DevOps Engineer, or Security).
  • Experience with caching (Redis), search (Elasticsearch), or messaging (Kafka, RabbitMQ).
  • Familiarity with C++, Rust, or Go; Terraform; Prometheus; Grafana; or service mesh (Istio).
  • Exposure to real-time, high-performance, or distributed systems (finance, SaaS, IoT, or e-commerce).

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