Database Engineer

Role overview The City of New York needs a Database Engineer to manage and improve large-scale database systems. This position centers on keeping databases reliable and supporting data quality, performance, and security across city departments. What you will do Maintain and optimize complex databases that support city operations Collaborate with teams from various departments to address project and data requirements Support efforts to keep data accurate, secure, and available as needed Location This role is based in New York City.

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.

About PineconePinecone is a pioneering vector database that empowers developers to create precise and high-performing AI applications at scale. Our mission is to enhance AI's knowledge capacity, enabling over 9,000 customers across diverse industries to launch AI solutions swiftly and confidently using our user-friendly technology. Headquartered in New York, we have successfully raised $138 million in funding from esteemed investors including Andreessen Horowitz, ICONIQ, Menlo Ventures, and Wing Venture Capital.About the Team and Role:Become a vital part of a dedicated team focused on designing and constructing resilient, real-time distributed systems for an innovative database. Our values center on performance, reliability, scalability, continuous learning, and fostering a fun working environment. Whether you are an experienced programmer or just starting your journey, your enthusiasm for technology and eagerness to learn will make you a great fit.Who We Are:We come together to collaborate and innovate technologies that make a meaningful impact, surrounded by individuals who truly care.We prioritize enhancements in areas like tail latencies, byte throughput, cache hit rates, and overall operational efficiency.We believe in continuous learning and that even the most intricate challenges can have straightforward solutions.What You’ll Do:Collaborate with team members to design and develop database features that drive AI applications.Learn how to optimize performance and ensure reliability within distributed systems (we'll provide guidance along the way).Assist in maintaining Pinecone's smooth operation on leading cloud platforms.Take charge of your projects and enhance your skills on a daily basis.Have fun while you work!Who You Are:5+ years of professional experience in programming languages such as Rust, Go, C++, or similar.You possess a genuine curiosity about distributed systems and are eager to tackle complex technical challenges.You approach problems with creativity and determination, comfortable in seeking feedback and asking insightful questions.You are enthusiastic about learning, value constructive criticism, and appreciate mentorship.Bonus Points:Hands-on experience with cloud providers such as AWS or GCP is a plus.

About HoneHone is revolutionizing healthcare with our innovative online medical clinic that focuses on enhancing longevity and empowering individuals to take charge of their health. By leveraging advanced scientific research, we help both men and women unlock their full potential. Our team is at the core of our mission, driving our success through our commitment to our brand values:Champion Patient NeedsExecute RelentlesslyCommunicate ConstructivelyCollaborate GenerouslyTurn Obstacles Into OpportunityGive With GratitudeAs a fully virtual organization since our inception, Hone continues to embrace a remote-first culture.Our Ideal CandidateWe are seeking a mission-driven Senior Data Engineer who is a proactive multi-tasker dedicated to making a meaningful impact. The ideal candidate thrives in a dynamic, fast-paced environment and is eager to tackle challenges with enthusiasm. They possess a strong collaborative spirit and excel in both independent and team-oriented tasks, fostering open communication. With a commitment to learning and development, they exhibit humble leadership while driving initiatives to help others live longer, healthier lives.The RoleAs a Senior Data Engineer at Hone, you will report directly to the Senior Director of Data, Analytics, and Machine Learning. Your primary responsibility will be to develop and maintain the pipelines and infrastructure that facilitate analytics, reporting, and machine learning projects. Additionally, you will play a key role in constructing a longevity ontology knowledge graph. This position is perfect for someone with over 5 years of experience looking to expand their influence and technical expertise within a collaborative team.Primary ResponsibilitiesYour key responsibilities will include (but are not limited to):Developing, maintaining, and optimizing reliable data pipelines using SQL, dbt, and Python.Building and managing an ontology graph database with CosmosDB and Gremlin.Leveraging agentic AI to streamline and automate pipeline development.Working alongside Analytics Engineers, Data Scientists, Analysts, and Software Engineers to transform and structure data to fulfill business objectives.

Standard Template Labs is a visionary startup operating in stealth mode, dedicated to revolutionizing IT Service and Configuration Management through the power of AI. Supported by esteemed investors, we are utilizing cutting-edge AI technologies, graph-based architecture, and superior design to redefine how enterprises interact with their technology ecosystems.About the RoleAs we expand our SaaS platform to accommodate increasingly intricate enterprise environments, the significance of our graph-based data architecture is growing. We seek a Senior Software Engineer with extensive expertise in developing and scaling graph-centric, multi-tenant data systems for large-scale SaaS applications.In this pivotal role, you will be responsible for advancing our graph data tier—designing high-performance, secure, and scalable graph models and storage strategies that facilitate complex relationships, deep querying capabilities, and insightful analytics across multiple tenants.This hands-on, impactful position will allow you to influence the technical framework of how we represent, store, navigate, and analyze interconnected enterprise data at scale.Key ResponsibilitiesGraph Data ArchitectureArchitect, refine, and optimize our multi-tenant graph data model, encompassing node/edge schema design, relationship modeling, partitioning, and traversal strategies.Establish and implement tenancy models for graph storage—balancing shared-graph versus tenant-isolated subgraphs, hybrid partitioning, or database-per-tenant graph deployments.Create robust data architecture for graph sharding, indexing, and high-throughput traversal, ensuring rapid response times for queries as the complexity and size of the topology expands.Backend & Data Layer EngineeringDevelop backend services that extensively interact with data stores, including APIs, data access tiers, ingestion workflows, and graph mutation/query pipelines.Enhance query performance through indexing enhancements, caching strategies for subgraphs, optimized traversal patterns, and distributed graph execution.Multi-Tenancy & Platform ScalabilityLead the strategic decisions surrounding multi-tenant graph architecture including tenant boundaries, access control models, resource isolation, and performance equity.Implement tooling for tenant onboarding, migrations, provisioning, graph expansion, and lifecycle management.Collaborate with cross-functional teams to ensure the successful integration of graph data architecture into our SaaS platform.

Role overview Smith Engineering is seeking a Director of Design Engineering to lead its design team in New York City. This leader will oversee the development of engineering solutions that meet client requirements and comply with industry standards. The role involves shaping project direction and supporting the growth of a skilled group of engineers. What you will do Guide and manage the design engineering team Drive the creation of efficient, high-quality engineering designs Ensure all work aligns with client needs and industry standards Mentor and develop engineering talent within the team Influence the direction of engineering projects at Smith Engineering

About the Role Smith Engineering is hiring a Director of Energy Engineering to guide the energy solutions team in New York City. This senior leader will shape project direction and help set the strategy for energy initiatives across our portfolio. What You Will Do Lead a team focused on delivering energy engineering projects Develop and implement strategies that strengthen our energy solutions Oversee project execution and ensure alignment with company goals What We’re Looking For Extensive experience in energy engineering Proven leadership and team management skills Ability to drive strategic initiatives in a technical environment This position is based in New York City.

About PineconePinecone stands at the forefront of vector database technology, empowering developers to create precise and high-performing AI applications at scale. Our mission is to enhance the knowledge capabilities of AI systems. With a client base exceeding 9,000 across diverse sectors, Pinecone enables faster and more reliable AI application deployment through its user-friendly technology. Based in New York City, we have secured $138 million in funding from prominent investors including Andreessen Horowitz, ICONIQ, Menlo Ventures, and Wing Venture Capital.About the Role:As a Staff Product Manager on our database team, you will collaborate closely with the Product and Engineering teams to shape the future of vector database capabilities. Your leadership will drive the strategic direction and roadmap for essential database functionalities, resulting in significant enhancements in performance, scalability, efficiency, and search precision.The ideal candidate possesses a deep passion for understanding the evolving needs of AI application developers. Your role will involve empathizing with developers and establishing database requirements that cater to their demands, while working alongside engineering teams to build and roll out these capabilities. You'll embody a strong sense of ownership, accountability, and entrepreneurial spirit as you work to drive database adoption across the industry.Responsibilities:Lead the development of core database functionalities from inception to launch, ensuring exceptional execution and alignment with Pinecone's strategic goals.Work collaboratively with engineering, marketing, sales, and customer success teams to guarantee high-quality execution, cohesive product messaging, and effective go-to-market strategies.Gather user feedback to inform product strategy and uncover new avenues for innovation.Define and prioritize product requirements based on targeted user personas and comprehensive market research.Project timelines and communicate product strategies and deliverables to the company's leadership.

The MongoDB Cloud Services Team consists of a diverse group of contributors committed to empowering users to manage MongoDB at a global scale. Our Cloud Team spearheads MongoDB Atlas, our renowned database-as-a-service offering and fastest-growing product, enabling users to deploy fault-tolerant, globally distributed MongoDB clusters within minutes. The Backup Team plays a vital role by delivering essential infrastructure that allows customers to swiftly restore extensive distributed databases to any point in time at the touch of a button. Our mission is to enhance the reliability, speed, and cost-effectiveness of MongoDB backups. This team is responsible for the Backup Agent (developed in Go), the extensive server-side infrastructure (built with Java) that manages hundreds of terabytes of data and processes billions of operations daily, and the user interface (crafted in JavaScript) that customers utilize to oversee their backups. Common project themes include performance optimization, scalability, and user-friendliness.

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 MongoDB as a Senior Software Engineer within the Atlas Clusters Organization, a team that's pivotal in developing MongoDB Atlas, our premier database-as-a-service offering and the fastest-growing product in our portfolio. Atlas empowers users to effortlessly deploy secure, fault-tolerant, and globally distributed MongoDB clusters within minutes. You will be instrumental in crafting software that interfaces with major cloud providers (AWS, Azure, and GCP) to ensure security, durability, availability, and performance across all MongoDB deployments. The Atlas Clusters Security team is dedicated to delivering a top-tier cloud database security experience to our diverse clientele. Our team works on developing and maintaining essential systems for cluster networking, data encryption, database authentication, and more, enabling critical applications around the globe. This position is available in New York City with the flexibility of a hybrid work model or can be remote for candidates on the East Coast.

Hudson River Trading (HRT) stands as a premier quantitative trading and investment firm, renowned for our innovative strategies across multiple asset classes. At the heart of our achievements is our powerful compute cluster, the backbone of our trading strategies that continuously evolve and excel.We invite creative and analytical minds to join our team as a Storage Developer. In this pivotal role, you will enhance the data storage libraries and tools utilized by our Research teams, driving the development of state-of-the-art trading strategies. Your journey will involve deep exploration of C++ and advanced storage solutions, all while working at scale to facilitate groundbreaking research. Collaborate with a team of talented developers who are eager to push the limits of technology and make a significant impact.

At Smith Engineering, we are on a mission to foster a sustainable future through enhanced operations and efficiency in critical facilities. With over a decade of experience in central plant design and optimization, we have built a strong reputation for unraveling facility challenges and optimizing plant performance. Our multidisciplinary team combines expertise in design, energy management, controls, and workforce development to empower our clients to achieve their operational and sustainability objectives.We are currently looking for passionate and knowledgeable Part-Time Technical Trainers to join our dynamic team in the New York Metro area. In this role, you will work from our Manhattan office as well as various client sites, delivering impactful training in renewable energy and Chiller Plant Design.Your RoleAs a key member of our Training Group, you will contribute to building a top-tier technical training organization. We seek individuals who possess credible technical expertise and a knack for creating engaging learning experiences tailored to diverse audiences.

At Astronomer, we empower data teams to transform crucial software, analytics, and AI into reality. We are the creators of Astro, the premier unified DataOps platform leveraging Apache Airflow®. Astro streamlines the creation of dependable data products that unveil insights, drive AI value, and facilitate data-driven applications. Trusted by over 800 leading enterprises globally, Astronomer enables organizations to maximize their data capabilities. Discover more at www.astronomer.io.About This Role:At Astronomer, we are redefining the management of Apache Airflow at scale. Our R&D organization is composed of some of the brightest minds in cloud infrastructure and open-source software.We are seeking a top-tier Staff+ level engineer to join our team and shape our Data and Database strategy as we enhance our platform's reliability, cost-effectiveness, and growth trajectory.You will play a pivotal role in designing, building, testing, and deploying our production infrastructure. Your contributions will directly impact the development of Astro, Observe, and our IDE product, as well as how global organizations orchestrate scalable data pipelines—making them faster, more reliable, and easier to manage.Your Key Responsibilities:Become a subject-matter expert in data management at scale. Astronomer's platform utilizes various databases and data sources, and as our needs evolve, we require a database and data platforms expert to oversee our data storage, retrieval, security, and curation processes.Our technology stack is primarily Postgres-based, supplemented with blob storage and specialized options for specific data types. You will advise, design, and lead the development of the data systems necessary for our continued growth. This technical role requires active participation in building these systems and ensuring their suitability.You will be at the forefront of collaboration within our Platform Engineering team and the broader R&D group.Blaze a Trail: Take ownership of our database and comprehensive data strategy, with the authority and responsibility to match—this role reports directly to the VP of Reliability.Be an Owner: Participate actively in decision-making processes regarding our data architecture.

About the Role Braze is looking for an Engineering Manager to join the Platform Engineering division in New York City. This role involves leading a skilled team focused on building and improving the core platform that supports Braze’s customer engagement products. What You Will Do Guide engineers through project planning, technical decisions, and software delivery. Collaborate with cross-functional teams to clarify technical requirements and align on priorities. Oversee project timelines and ensure platform projects launch smoothly. Encourage a collaborative, high-performing team culture. Support ongoing improvements to the platform’s reliability and capabilities. What Braze Looks For Leadership experience in engineering, with a track record of guiding teams through complex projects. Strong communication skills for working across technical and non-technical groups. Ability to inspire and develop engineers at various career stages.

About PineconePinecone stands at the forefront of vector database technology, empowering organizations to develop precise and efficient AI applications at scale. Our mission is to enhance the intelligence of AI systems. With over 5,000 clients across diverse sectors, Pinecone enables rapid and assured deployment of AI solutions using our innovative, developer-friendly platform. Headquartered in New York, we have successfully secured $138 million in funding from top-tier investors including Andreessen Horowitz, ICONIQ, Menlo Ventures, and Wing Venture Capital.About the Role/Team:We are in search of a seasoned product manager to spearhead the adoption of our vector database by creating cutting-edge retrieval capabilities. In this role, you will design next-gen retrieval and relevance solutions utilizing Pinecone’s vector database, significantly enhancing quality for high-scale clients engaged in AI search, agents, and RAG workflows. This position is ideal for a proactive and technically proficient product manager who can seamlessly connect advanced ML research with current customer requirements.Responsibilities:Establish strategic priorities and a roadmap for advanced retrieval functionalities built on Pinecone’s vector database.Engage with customers and stakeholders to thoroughly comprehend their needs and translate them into actionable product requirement documents.Collaborate closely with engineering and research teams to convert strategic objectives into executable product initiatives.Estimate timelines and relay product strategies and deliverables to company leadership.

About the Role The City of New York is hiring a Geotechnical Engineer to help guide infrastructure projects across New York City. This position focuses on analyzing soil and rock mechanics, conducting site investigations, and supporting construction efforts citywide. What You Will Do Analyze soil and rock properties to inform design and construction decisions Conduct site investigations and field assessments Support construction projects by providing geotechnical expertise Help ensure safe and efficient development of city infrastructure Location This role is based in New York City.

At Garner, our mission is to revolutionize the healthcare economy by making high-quality and affordable care accessible to everyone.We are fundamentally transforming the U.S. healthcare landscape by collaborating with employers to redesign healthcare benefits through clear incentives and powerful, data-driven insights. Our innovative approach leads employees towards higher-quality, lower-cost care, establishing a system that benefits all stakeholders. Patients experience improved health outcomes, employers utilize healthcare dollars more effectively, and physicians are rewarded for delivering outstanding care rather than simply increasing the volume of procedures.Garner stands as one of the fastest-growing healthcare technology firms in the nation. Our solutions are trusted by some of the most sophisticated employers and providers in the industry, as we build a team of talented, mission-driven professionals eager to make a significant impact on healthcare at scale.About the Role:We are in search of a stellar Engineering Manager to lead the team responsible for our national healthcare provider rankings systems. Reporting to the VP of Health Intelligence Engineering, the ideal candidate will exhibit a strong sense of ownership, comfort in mentoring engineers across all experience levels, familiarity with distributed systems, and the ability to deliver complex technical solutions effectively.Working Environment:This position is based in our New York City office, requiring in-office work three days a week on Tuesday, Wednesday, and Thursday.Your Responsibilities:Provide technical leadership and deliver new features in line with Garner’s strategic goals.Take ownership of the core systems that generate provider rankings.Ensure high quality standards while promoting timely and efficient delivery.Balance the development of new features with the need to scale and optimize existing systems.Collaborate across different disciplines to identify bottlenecks and risks, propose mitigations, and communicate trade-offs.Advocate for data privacy and security in all data initiatives.Cultivate a high-performing, collaborative team culture through proactive leadership, mentorship, and talent development.Ideal Candidate Qualifications:5+ years of hands-on engineering experience, particularly in Big Data and distributed systems.1+ years of experience managing engineering teams, with a proven track record of building and mentoring high-performing teams.

Reddit is a vibrant ecosystem of communities centered around shared interests, fostering authentic conversations that matter. With over 100,000 active communities and approximately 116 million daily unique visitors, Reddit stands as one of the premier platforms for information exchange on the internet. To learn more, please visit www.redditinc.com.The Quality Engineering (QE) team at Reddit is in search of a talented Senior Software Engineer to join our Android Test Engineering group. In this role, you will collaborate closely with cross-functional teams to design and develop innovative tools and comprehensive testing frameworks that uphold the highest quality standards. Our mission is to empower all engineering teams at Reddit by providing robust testing solutions that drive quality across the software development lifecycle.

Join our dynamic team at Blacksmith as a Principal Systems Engineer, where you will play a crucial role in designing, developing, and implementing innovative systems solutions. Your expertise will guide projects from conception to execution, ensuring they meet both technical and user requirements.