Principal Software Engineer I - Distributed Systems - Elasticsearch

Join Elastic as a Principal Software Engineer, where you'll play a pivotal role in shaping our Query Engine and Database Internals for Elasticsearch. We are looking for innovative minds who thrive on solving complex challenges and are passionate about building scalable systems. At Elastic, you'll collaborate with a talented team to optimize performance and ensure the reliability of our data solutions.

Join our dynamic team at Elastic as a Senior Software Engineer specializing in Query Engine and Database Internals. In this pivotal role, you will leverage your expertise to enhance our cutting-edge Elasticsearch technology, driving the performance and efficiency of our database systems. Collaborate with a team of talented engineers dedicated to delivering high-quality solutions that empower users to harness the full potential of their data.

Join Elastic, the leading Search AI Company, as a Principal Software Engineer I or II in our Elasticsearch - Storage Engine team. This fully remote, globally-distributed team of seasoned engineers is dedicated to pioneering innovative solutions in log and metrics management. In this role, you'll provide technical vision and strategic direction to develop optimized storage systems and enhance data querying and indexing efficiency. Your expertise and collaborative spirit will be key as you engage with cross-organizational teams to push the envelope in data management technology.

Overview At Abax Health, we are dedicated to bridging the gaps in care and enhancing the connectivity of healthcare data to elevate patient and provider outcomes. We are in search of a proficient Senior Database Engineer who will spearhead the design, optimization, and management of enterprise-level data systems that drive our analytics, reporting, and business intelligence initiatives. This pivotal role combines extensive technical database expertise with architectural leadership, ensuring performance, scalability, and data integrity throughout our data ecosystem. The Senior Database Engineer will operate at the crossroads of engineering and business operations, tasked with maintaining fast, reliable, and scalable data pipelines and warehouses as we transition from an early-stage client base to a multifaceted enterprise. Key Responsibilities Architect and enhance data warehouse platforms and the supporting database systems. Design and implement efficient data ingestion and transformation pipelines (ETL/ELT) utilizing tools such as ADF, DBT, or equivalents to guarantee reliable data ingestion from diverse sources (SFTP, HL7, FHIR, etc.). Develop and sustain logical and physical data models that back internal analytics, dashboards, and client-facing reporting applications. Optimize database performance, scalability, and reliability through tuning, indexing strategies, and proactive monitoring across both production and staging environments. Lead strategic data initiatives by establishing architectural standards that promote scalability, efficiency, and cost-effectiveness across the data platform. Collaborate with software engineering, implementation, operations, and business teams to ensure alignment on data requirements and governance practices. Administer, maintain, and monitor database systems to uphold availability, integrity, recoverability, and secure access in compliance with disaster recovery and business continuity best practices. Implement source control and DevOps methodologies (e.g., GitHub, ADO, etc.) for database change management, CI/CD automation, and deployment of database alterations. Mentor junior engineers in SQL development, reporting, analytics, and performance tuning best practices. Establish and enforce data governance standards for security, compliance, and consistency across all environments. Qualifications Over 10 years of experience in database engineering, architecture, or administration, particularly with production-grade SQL Server environments. Demonstrated experience in designing and automating ETL pipelines and data warehouse solutions that support analytics, reporting, and business intelligence platforms (e.g., Power BI, Tableau). Deep expertise in database performance tuning, optimization, and maintenance. Solid understanding of data governance standards and best practices. Effective communication skills for cross-functional collaboration.

Team overview The Server Query team at MongoDB develops and maintains a distributed query engine that powers the MongoDB Query Language. This group manages every phase of query processing, including parsing, optimization, plan selection, and execution. Their work also extends to geospatial search and update systems, directly influencing how users interact with and extract insights from their data. Location and work flexibility This Software Engineer III - Query Optimization position is open to candidates based in New York City, Atlanta, Boston, or remotely from the East Coast. MongoDB supports flexible hours to enable collaboration across time zones. The company’s presence spans North America and Europe, with offices in cities such as Dublin, Berlin, Paris, Amsterdam, London, Sofia, Madrid, and Milan. What you will do Design and build core components for a distributed, flexible-schema document database Tackle complex problems in query optimization and execution Enhance data processing efficiency and user experience for transactional, time-series, and analytical workloads Contribute to all stages of query handling, from parsing through execution Why this role This role offers the opportunity to address challenging technical problems that shape how organizations use and analyze data. Collaborate with engineers who value performance and usability, and help define the future of MongoDB’s distributed query capabilities.

Join Elastic, the pioneering Search AI Company, where we empower individuals and organizations to uncover vital insights in real-time from their data, regardless of scale. Our Elastic Search AI Platform, trusted by over 50% of Fortune 500 companies, merges the precision of search with the power of AI, enabling rapid access to critical results. By harnessing both structured and unstructured data while ensuring robust security, Elastic delivers comprehensive cloud-based solutions for search, security, and observability, fulfilling the transformative promise of AI.Role Overview:We are seeking a talented Principal Software Engineer II to become a key member of our Elasticsearch - Distributed Systems team. Your primary focus will be on optimizing Elasticsearch for scalability, performance, and resilience. This team is responsible for overseeing node communication in an Elasticsearch cluster as well as data indexing, allocation, and replication across nodes.

MongoDB is seeking a Senior Software Engineer to join the Query Integration team in North Carolina. This role centers on advancing core database technologies and refining how queries interact with multiple data sources. Key responsibilities Analyze query execution to identify and address performance and reliability issues Design, build, and maintain high-performance systems that meet diverse client requirements Create new solutions to integrate seamlessly with a variety of data sources Collaborate with teams across the company to deliver new features and product improvements Role impact Work in this position directly shapes MongoDB products and contributes to a better experience for users worldwide.

Join Elastic as a Principal Java Engineer II, specializing in Security and Elasticsearch. You will play a pivotal role in enhancing our security features, ensuring our products remain robust and reliable. You will collaborate with cross-functional teams, driving improvements and innovations to our technology stack. Your expertise will help us safeguard data and enhance user experience across our platforms.

Join our dynamic team at Anthem Engineering, where we are at the forefront of prototyping and developing innovative technologies and solutions to address critical issues within our division. Collaborating closely with analysts, we identify workflow challenges and create effective, user-friendly solutions.Our work encompasses a diverse range of applications and services tailored to support various missions, with an environment that is fast-paced and constantly evolving. Over the past year, we have successfully built tools that: Ingest, process, and analyze extensive data sets for high-stakes Presidential initiatives,Directly support forces safeguarding American lives in high-risk situations,Organize, process, and visualize crucial intelligence data, effectively preventing loss of life,Utilize geospatial tools and analytics to identify and track essential assets, andImplement AI/ML algorithms to tackle real-world challenges. Our strong partnership with government clients is integral to our success. They rely on our insights and recommendations, granting us the autonomy to select the best tools for each unique challenge.Each project we undertake presents distinct operational and technological constraints. We leverage a variety of frameworks, libraries, and programming languages to customize our solutions, including: TypeScript and JavaScript,React, Angular, Material UI, Bootstrap, Storybook,Java, Spring Boot,Elasticsearch, MongoDB, MySQL,npm, Webpack, Maven,Jest, JUnit, andGit. We are committed to continuous learning and the adoption of new tools, so adaptability is key. While we don’t expect everyone to know everything, we value a team that is eager to learn and grow together. Onsite work at customer location is required.

Join Roblox, where millions engage daily to explore, create, play, learn, and connect through immersive 3D digital experiences crafted by a vibrant community of developers and creators.At Roblox, we are at the forefront of building innovative tools and platforms that empower our community to transform their imaginative ideas into reality. Our vision is to revolutionize how people connect globally, transcending geographical barriers and device limitations. We aim to unite a billion individuals with a spirit of optimism and civility, and we are seeking exceptional talent to help us achieve this mission.A career with Roblox means contributing to the evolution of human interaction, tackling unique technical challenges at scale, and fostering safer, more respectful shared experiences for all.As a pivotal member of Roblox’s database team, you will be instrumental in developing a next-generation, multi-tenant database platform that seamlessly scales and supports every online data workload at Roblox. In your role as a principal engineer, you will influence the architecture, design, and deployment of vital database capabilities that ensure our services remain fast, reliable, and efficient on a global scale. You will report to the Technical Director for Storage.Your Responsibilities:Innovate and implement new engine features—including indexing, storage formats, WAL and replication protocols, sharding, and enhancements to the query planner—to push the boundaries of latency, throughput, and availability.Advance the control plane to provide elastic scaling, autonomous healing, and zero-downtime schema or tenant transitions across global regions.Analyze and optimize critical code paths utilizing kernel-level tracing and advanced performance tools; spearhead systematic reductions in tail latency.Establish engineering best practices by leading design reviews, performance benchmarks, failure drills, and retrospectives following incidents.Automate processes: create frameworks for testing, CI/CD, rollout safety, observability, and autoscaling to ensure the platform operates autonomously at scale.Mentor and empower engineers, fostering deep expertise in database craftsmanship and sharing knowledge across Storage, Platform, and product teams.Engage with the open-source community—contributing upstream improvements and fostering collaboration.

Join the dynamic Performance Team at Elastic as a Principal Software Engineer II, where you will contribute to the development and optimization of our Elasticsearch platform. This is an opportunity to work with cutting-edge technology and collaborate with a talented group of engineers dedicated to enhancing performance and scalability.

P-97 At Databricks, we are on a mission to fundamentally simplify the entire data lifecycle—from ingestion and ETL to BI and ultimately to ML/AI—through a unified platform. We envision a future where the traditional data warehouse architecture is transformed by an innovative architectural model known as the Lakehouse (CIDR 2021 paper). This open platform merges data warehousing with advanced analytics, effectively addressing critical challenges such as data staleness, reliability, total cost of ownership, data lock-in, and limited use-case support. A key component in realizing this vision is the development of a next-generation decoupled query engine and structured storage system that surpasses the performance of specialized data warehouses while maintaining the flexibility of general-purpose systems like Spark™ to cater to a wide range of workloads, from ETL processes to data science applications. As a vital member of our team, you will engage in the design and implementation of these next-generation systems that aim to leapfrog the current state-of-the-art in the following areas: Query compilation and optimization Distributed query execution and scheduling Vectorized execution engine Data security Resource management Transaction coordination Efficient storage structures (encodings, indexes) Automatic physical data optimization

Join Box, Inc. as a Software Engineer III where you will play a pivotal role in developing our powerful Query Platform. This is an exciting opportunity to work on cutting-edge technology that supports our mission to make the world’s information accessible and useful.

P-188 At Databricks, we are on a mission to fundamentally transform the data lifecycle, simplifying processes from data ingestion to ETL, Business Intelligence (BI), and extending to Machine Learning (ML) and Artificial Intelligence (AI) through a unified platform. We envision a future where traditional data warehouse architectures are replaced by innovative solutions like the Lakehouse architecture (CIDR 2021 paper), which integrate data warehousing and advanced analytics, effectively addressing critical challenges such as data staleness, reliability, cost of ownership, data lock-in, and limited use-case support. To turn this vision into reality, we are developing a next-generation decoupled query engine and structured storage system designed to surpass specialized data warehouses in relational query performance while maintaining the versatility of general-purpose systems like Apache Spark™. This system is intended to support a wide array of workloads, from ETL processes to data science applications. As a member of our team, you will engage in one or more of the following areas, contributing to the design and implementation of cutting-edge systems that redefine industry standards: Query compilation and optimization Distributed query execution and scheduling Vectorized execution engine Data security measures Resource management strategies Transaction coordination processes Efficient storage structures (encodings, indexes) Automatic physical data optimization techniques

At Databricks, we strive to revolutionize the data lifecycle from ingestion to ETL, business intelligence (BI), and machine learning (ML) with our unified platform. We envision a future where the traditional data warehouse architecture is superseded by an innovative architectural model known as the Lakehouse (CIDR 2021 paper). This cutting-edge approach integrates data warehousing with advanced analytics, effectively addressing significant challenges such as data staleness, reliability, cost of ownership, data lock-in, and limited use-case support.A pivotal component of achieving this vision is the development of the next-gen (decoupled) query engine and structured storage system designed to surpass the performance of conventional data warehouses for relational queries while maintaining the flexibility of general-purpose systems like Apache Spark™. This will empower a wide range of workloads, from ETL processes to data science applications.As a member of our team, you will engage in one or more of the following areas to design and implement these advanced systems that set new benchmarks:Query compilation and optimizationDistributed query execution and schedulingVectorized execution engineData securityResource managementTransaction coordinationEfficient storage structures (encodings, indexes)Automatic physical data optimization

At Tiger Data, previously known as Timescale, we are dedicated to empowering developers and businesses with the fastest PostgreSQL platform, expertly crafted for transactional, analytical, and agentic workloads. Trusted by thousands of organizations worldwide, Tiger Data accelerates real-time insights, drives intelligent applications, and supports critical infrastructure at scale. Our globally distributed, remote-first team is committed to direct communication, accountability, and collaborative excellence, as we shape the future of data infrastructure designed for speed, flexibility, and simplicity.We are on the lookout for exceptional database engineers to join our dynamic team. In this role, you will design, code, and test the core components of our PostgreSQL-based database. Our focus is on building a scalable, reliable, robust, user-friendly, secure, and high-performance database. Strong systems-building experience and expertise in C are essential, along with a solid understanding of query optimization and database systems. Ideally, you will have existing PostgreSQL expertise or demonstrate a keen interest and aptitude to become an expert.This position is fully remote and full-time.Key Responsibilities:Contribute significantly to the design and development of new database capabilities, including analytics, clustering, distributed operations, query, and storage optimizations.Develop, test, and launch new features and functionalities from our database technical roadmap.Continuously enhance, optimize, and test the existing features of TimescaleDB.Enhance infrastructure for evaluating and testing database correctness and performance.Collaborate closely with our Cloud Engineering team to deliver a world-class experience for our Tiger Data customers.Provide high-level technical support to valued customers, gaining insights into their needs and experiences.Be a collaborative and approachable teammate, engaging in code reviews and supporting fellow engineers.Ideal Candidate Profile:5+ years of engineering experience.Proven expertise in building industrial-strength software in C/C++ for large codebases.Experience with PostgreSQL internal development is highly desirable but not a strict requirement.Strong understanding of SQL, query processing, database engines, concurrency control, data replication, and/or distributed systems.A genuine passion for building exceptional database solutions.

Sumo Logic is looking for a Staff Software Engineer focused on Data Query to strengthen the core data query engine. This remote role is open to candidates based in the United States. The position centers on building and refining high-performance systems that power data analytics across diverse industries. Key responsibilities Design and enhance the data query engine with an emphasis on scalability and speed to meet evolving customer demands. Work closely with fellow engineers to deliver reliable and efficient data systems that support informed business decisions. Shape the technical direction and architecture of Sumo Logic’s analytics platform. Role focus This position involves both hands-on engineering and contributing to architectural decisions. The work directly impacts how organizations analyze and act on their data.

P-188 At Databricks, we are on a mission to revolutionize the data lifecycle—from ingestion and ETL to business intelligence and advanced machine learning. Our vision is centered around a unified platform that replaces the conventional data warehouse architecture with a cutting-edge Lakehouse model (CIDR 2021 paper). This innovative architecture aims to tackle significant challenges such as data staleness, reliability, total cost of ownership, data lock-in, and limited support for diverse use cases. A pivotal element of achieving this vision is the development of the next generation of decoupled query engines and structured storage systems that can surpass the performance of specialized data warehouses while retaining the versatility of general-purpose systems like Apache Spark™. This capability is essential for supporting a wide range of workloads, from ETL processes to complex data science applications. As a key member of this team, you will engage in one or more of the following areas to design and implement systems that set new standards in the industry: Query compilation and optimization Distributed query execution and scheduling Vectorized execution engine Data security Resource management Transaction coordination Efficient storage structures (encodings, indexes) Automatic physical data optimization

Department: CSA Are you a talented Structural Engineer seeking exciting design challenges and opportunities for professional growth? Join us at Baisch Engineering, where innovation meets excellence in the engineering sector. We are on the lookout for motivated individuals who thrive in a dynamic environment.Key Attributes: Exceptional communication skills to effectively engage with clients, contractors, vendors, and design teams.Passionate about a career in engineering, not just a job.Self-driven and eager to tackle unique design challenges.Enjoy working in an evolving industry that leverages state-of-the-art technologies.Able to work autonomously, collaborate with teams, and lead small design efforts as needed.Experienced in Civil/Structural Engineering with a focus on steel and concrete design, particularly in the industrial and manufacturing sectors (experience in pulp and paper is a plus).Our Beliefs: Asking insightful questions is key to achieving clarity and success.We value a collaborative team approach where every voice is heard.Quality is our priority in all our projects.Your Responsibilities: Possess an Engineer in Training (EIT) certification.Make informed design decisions to advance project timelines.Manage tasks effectively within the project budget and schedule.Design comprehensive industrial facilities, including equipment supports and foundations using concrete, steel, and masonry.Collaborate with Baisch’s process and electrical departments to provide integrated solutions tailored to client needs.Contribute creative solutions to unique challenges, particularly in brownfield and existing facilities.Review and stamp design documents.Oversee a team of designers and drafters.