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About Company
At Delaplex, we believe true organizational distinction comes from exceptional products and services. Founded in 2008 by a team of like-minded business enthusiasts, we have grown into a trusted name in technology consulting and supply chain solutions. Our reputation is built on trust, innovation, and the dedication of our people who go the extra mile for our clients. Guided by our core values, we don’t just deliver solutions, we create meaningful impact.
Role Overview
The Senior Backend Engineer will join an existing development team to enhance and expand a complex, dynamic application. The role requires strong communication skills and technical expertise in backend systems. You will collaborate with global teams spanning multiple time zones and actively contribute to the development of scalable, high-performance server-side solutions. We are looking for a skilled AI Engineer/Software Engineer with experience in Python, Java, Elasticsearch, and GenAI.
Key Responsibilities
At Delaplex, we believe true organizational distinction comes from exceptional products and services. Founded in 2008 by a team of like-minded business enthusiasts, we have grown into a trusted name in technology consulting and supply chain solutions. Our reputation is built on trust, innovation, and the dedication of our people who go the extra mile for our clients. Guided by our core values, we don’t just deliver solutions, we create meaningful impact.
Role Overview
The Senior Backend Engineer will join an existing development team to enhance and expand a complex, dynamic application. The role requires strong communication skills and technical expertise in backend systems. You will collaborate with global teams spanning multiple time zones and actively contribute to the development of scalable, high-performance server-side solutions. We are looking for a skilled AI Engineer/Software Engineer with experience in Python, Java, Elasticsearch, and GenAI.
Key Responsibilities
- Collaborate with cross-functional teams to design and implement backend services and APIs.
- Write efficient, scalable, and maintainable server-side code using modern backend technologies.
- Develop and optimize microservices for high-performance distributed systems.
- Streamline real-time data processing and event-driven architectures.
- Conduct unit, integration, and load testing to ensure system reliability and performance.
- Implement RESTful APIs and server-side logic using Python and FastAPI.
- Develop and deploy containerized applications in cloud environments (e.g., Docker, Kubernetes).
- Work with server-side events and messaging queues (e.g., SQS) to support real-time communication.
- Ensure application security, scalability, and resilience through robust backend design.
- Strong experience with Python, particularly in building REST APIs using frameworks like FastAPI or Flask.
- Expertise in microservices architecture and deployment in containerized environments (e.g., Docker, Kubernetes).
- Solid understanding of databases (e.g., Snowflake, AWS DynamoDB, RDS, MySQL, MongoDB).
- Experience with distributed search and indexing technologies (e.g., Elasticsearch, OpenSearch, Solr)
- Proficiency with server-side events, event-driven architectures, and messaging systems.
- Experience with cloud-based deployment on AWS, including Serverless platforms like AWS Lambda, Step Functions, and SQS.
- Advanced knowledge of CI/CD tools and pipelines (e.g., GitHub Actions, Octopus).
- Strong problem-solving skills and experience debugging and optimizing backend systems.
- Solid understanding of security best practices for backend systems, including authentication and data protection.
- 10+ years of experience as a backend engineer.
- Experience with agile development methodologies.
- Knowledge of web servers and backend frameworks.
- Proficiency in logging and monitoring tools for backend systems (e.g., Prometheus, Grafana, CloudWatch).
- Experience integrating with third-party APIs and ensuring data consistency.
- Flexibility to work across global time zones (EST, IST, and others).
- Exposure to GenAI application development and RAG-based systems.
- Familiarity with infrastructure as code tools like Terraform or CloudFormation.
- Strong grasp of distributed systems and high-performance backend architecture.
- Experience with Elastic Search or similar enterprise search solutions
- Strong interpersonal skills with a collaborative mindset - comfortable working in tight-knit engineering squads alongside product owners and platform teams
- Clear and proactive communicator, both in written documentation and in day-to-day team interactions (stand-ups, design reviews, async channels)
Key Skills
Ranked by relevance
server
python
aws
elasticsearch
microservices
kubernetes
fastapi
docker
cloud
sqs
infrastructure as code
technical expertise
cloudformation
restful apis
serverless
prometheus
terraform
dynamodb
grafana
mysql
flask
java
cicd
ai
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- Posted
- Jun 30, 2026
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Germany
- Company
- Delaplex
Industries
IT Services
IT Consulting
Categories
Engineering
Information Technology
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