Senior Applications Engineer

ATC Automation

1d•Remote

About The Position

We are seeking a highly skilled and experienced Senior Applicaton Engineer to join our product team. As a Senior Engineer Application, you will play a crucial role in ensuring the quality and reliability of our no-code mobile app and web application builder platform. Your primary responsibility will be to perform thorough manual testing of our applications and identify any defects or issues that may impact the user experience. Additionally, your expertise in automation testing will be an added advantage in optimizing our testing processes.

Requirements

Proficiency in Java or another JVM language (e.g., Scala, Kotlin)
Experience with search engines such as OpenSearch, Elasticsearch, or Solr
Strong understanding of indexing, query optimization, and distributed search performance
Hands-on experience designing and scaling back-end services in a cloud environment (AWS preferred)
Kafka or other event streaming experience
Familiarity with semantic search, embedding, or NLP techniques
Exposure to AI/ML concepts, particularly around ranking or search relevance
Strong collaboration and communication skills in a remote-first, video-driven culture

Responsibilities

Design, build, and scale back-end services in Java, integrated with OpenSearch
Develop indexing strategies, schema mappings, and optimized query patterns for large datasets
Support Workiva’s GenAI and RAG endpoints, enabling semantic and natural language search features
Leverage AWS cloud infrastructure and Kafka event streaming for scalable systems
Monitor, tune, and debug search infrastructure for performance, reliability, and accuracy
Partner with cross-functional teams to deliver search-driven features that meet customer needs
Provide mentorship through code reviews, technical guidance, and collaboration
Lead well-scoped projects, define milestones, and improve team processes