.NET Developer with AWS

Description:

• I am looking for an experienced - .NET Developer with AWS and OpenSearch or Elasticsearch experience. The ideal candidate should be capable of maintaining and enhancing the existing search application. I need someone with hands-on development experience working with OpenSearch or Elasticsearch. They must have demonstrated expertise in connecting to Elasticsearch/OpenSearch programmatically to create collections, index documents, delete documents, and perform advanced searches on collections. Experience with query optimization and handling large-scale datasets is essential.
• Candidates should also have a good understanding of Elasticsearch/OpenSearch APIs and troubleshooting common issues. Familiarity with implementing custom analyzers, tokenizers, and relevance tuning is a plus.
• Please note: Experience limited to using Elasticsearch as part of the ELK stack for log analysis or monitoring will not be sufficient for this role. This position requires development-focused experience, not just operational familiarity.
• Vendors: please pre-screen the candidates based on all the criteria before submitting the resume.

Responsibilities:

• Design and maintain a .net -based application that communicates with OpenSearch for data indexing and retrieval.
• Optimize complex search queries to ensure efficient content retrieval.
• Monitor and improve search performance, including query speed, indexing efficiency, and system resource usage.
• Use profiling and monitoring tools to diagnose and resolve performance issues.
• Create and maintain comprehensive documentation for search configurations, customizations, and integration processes.
• Collaborate with front-end developers to integrate user-facing elements with server-side logic.
• Write clean, scalable, and efficient code to improve existing software for optimal performance.

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Requirements:

• Proven experience (10-15 years) as a .NET Developer.
• Hands-on experience (3+ years) with OpenSearch and/or Elasticsearch, including the design, implementation, and maintenance of search solutions.
• Experience in creating and maintaining APIs.
• Strong experience in backend development, including deployment tools like Bamboo, Git, Bitbucket, and Octopus.
• Familiarity with containerization technologies such as Docker, Kubernetes, and AWS EKS.
• Experience with cloud NOSQL database services like DynamoDB and Document DB.
• Basic knowledge of cloud infrastructure services (e.g., VPC, EC2, S3, Lambda).
• Strong problem-solving and troubleshooting skills.
• Strong verbal and written communication skills.
• Familiarity with Agile methodologies.
• AWS certifications (e.g., AWS Certified Developer, AWS Certified Solutions Architect) are a plus.

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Mandatory Skills:

•  .NET/C#
• OpenSearch or Elasticsearch experience.
• AWS proficiency.
• Decent communication skills, as the candidate will interact with cross-functional teams.