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Are you a seasoned developer who thrives at the intersection of robust backend engineering and scalable cloud architecture? We are looking for a Senior Software Developer with deep expertise in the Java ecosystem and a mastery of AWS environments to join our dynamic product team.
Missions
Missions
- Design and maintain backend services and APIs using Java 21 and Spring Boot, leveraging Spring Boot Data, Hibernate, or JDBC where performance dictates.
- Integrate and tune solutions for Oracle and Aurora PostgreSQL to ensure peak performance and reliability.
- Partner closely with data engineers to ensure seamless data flow, transformation, and exchange across various systems.
- Deploy and manage applications using a wide array of AWS services, including ECS, Lambda, StepFunctions, RDS, S3, SQS, SNS, and CloudWatch.
- Utilize Terraform to build repeatable, secure, and reliable cloud environments.
- Actively participate in the setup and refinement of CI/CD pipelines to streamline our delivery process.
- Handle Python-based tasks for automation, specialized data processing, or integration requirements.
- Lead monitoring and support activities, ensuring system health and rapid resolution of production issues.
- Foster a culture of continuous improvement by mentoring junior developers and sharing best practices.
- University degree in Computer Science, Engineering, or a related field.
- Proven experience with Java 21, Spring, Spring Boot Data, and Hibernate.
- Hands-on experience deploying complex solutions in AWS environments.
- Proficient in Python for scripting and Terraform for infrastructure management.
- Solid understanding of RESTful APIs, microservices, and secure coding practices.
- Expert-level familiarity with GitHub or GitLab.
- Experience integrating backend systems with data pipelines or familiarity with AI tools/frameworks.
- Knowledge of Docker and Kubernetes.
- AWS Certified Solutions Architect or Developer Associate.
- Experience with Jira and Scrum methodologies.
- Fluency in English is required; proficiency in French is a plus.
- An Agile mindset: focused on collaboration, humility, and a desire to grow.
- Strong analytical and problem-solving skills with a focus on quality.
- Excellent communication skills and the ability to work effectively in a cross-functional environment.
- Working in a Great Place to Work based in Luxembourg
- Attractive salary and pretty cool benefits (meal vouchers, mobile subscription...)
- Develop your skills and ideas over a coffee, a beer or a pizza during our Neo'vations
- Evolve within a strong company culture, you'll join us for the opportunity and you'll stay because we're super cool (well according to 98% of our employees NEOFACTO Annual Survey 2024)
- Between afterworks, innovative workshops and ski weekends, there's never a dull moment when you're part of the Neo'Squad
- The pre-qualification interview with our Recruitment Manager
- Technical tests
- Receipt of our salary proposal / exclusivity agreement
- 2nd interview with our Business Manager
- Proposal of your application to the client
- Interview at the client's premises, which can be conducted either by video or in person
Key Skills
Ranked by relevance
spring boot
java
aws
terraform
python
cloud
microservices
restful apis
kubernetes
postgresql
docker
oracle
gitlab
scrum
cicd
jira
sqs
ecs
ai
s3
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- Posted
- Jan 26, 2026
- Type
- Full-time
- Level
- Entry
- Location
- Luxembourg
- Company
- NEOFACTO
Industries
IT Services
IT Consulting
Categories
Engineering
Information Technology
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