Senior Java Developers - AWS, Madrid

Jordan martorell s.l.; Madrid; Híbrido; EUR 45.000 - 60.000; Jornada completa

Descripción de la vacante

A tech company in Madrid is seeking a Senior Java Developer with expertise in AWS to join their team. The role involves making complex technical decisions, implementing serverless solutions with AWS Lambda, and ensuring security best practices. The hybrid work model allows flexibility in the work environment. Join a team of leading professionals with access to ongoing training and career development opportunities, including flexible compensation packages that cover health insurance and meal vouchers.

Servicios

Access to ongoing training

Career development opportunities

Flexible compensation including health insurance

Meal vouchers

Formación

• In-depth knowledge of software design, patterns, and architectures.
• Experience with AWS required.
• Ability to make complex technical decisions.

Responsabilidades

• Work on AWS and make technical decisions.
• Implement and deploy AWS Lambda functions.
• Ensure compliance with AWS security best practices.

Conocimientos

Java

Python

AWS Lambda

AWS IAM

DynamoDB

Clean Code

Continuous Deployment

Herramientas

GitHub

AWS CodePipeline

Descripción del empleo

Senior Java Developers - AWS

Details

Join Plexus Tech. We are looking for technical professionals with in-depth knowledge of software design, patterns, and architectures. Specialist

Experience

Experience with AWS and the ability to make complex technical decisions are required.

Requirements

• java
• python
• hexagonal architecture
• clean code
• AWS:
  • AWS Lambda - serverless functions (synchronous and asynchronous invocation, error handling, timeout, retries).
  • Amazon API Gateway - expose Lambdas as REST or HTTP APIs.
  • AWS IAM (Identity and Access Management) - for permissions management (execution policies, access to DynamoDB, logs, etc.).
  • AWS CloudWatch - Lambda logs, metrics and alerts.
  • AWS Step Functions (optional) - to orchestrate flows between Lambdas.
  • AWS SQS / SNS (optional but common) - for queues/messages between serverless services.
• DynamoDB:
  • NoSQL data modeling (tables, partition keys, and sort keys).
  • Secondary indexing (LSI and GSI).
  • Throughput control (on-demand vs. provisioned).
• Continuous deployment of Lambda functions:
  • Integration with Git repositories (GitHub, Bitbucket, CodeCommit).
  • Basic CI/CD pipelines: GitHub Actions, AWS CodePipeline, etc.
• AWS Security and Best Practices:
  • IAM principal configuration.
  • Secure handling of environment variables and secrets (with AWS Secrets Manager or SSM Parameter Store).
  • Structured logging and traceability (important in environments where things change a lot).

Hybrid Model

With our hybrid model, Flexology lets you work from wherever your talent flows best: from any of our 24 work centers in Spain, from home, or a combination of both. The Plexus Tech work ecosystem fosters a collaborative environment within the company.

Benefits

• Work with leading professionals
• Access to ongoing training
• Career development opportunities
• Flexible compensation including health insurance, meal vouchers, childcare, and transportation.