Senior Backend Engineer at Maxana | Seattle, WA

Maxana is on the lookout for a talented and seasoned Backend Engineer to join our dynamic team, working on behalf of a confidential client: a leading AI platform utilized by machine learning teams across the globe. In this pivotal role, you will take ownership of features from inception to deployment, focusing on APIs, CLI tools, billing systems, and platform integrations. Our small, highly skilled team sets a high engineering standard, and you will collaborate closely with product and engineering leaders to drive innovation.Key ResponsibilitiesDevelop and maintain clean, efficient, and production-ready code in Go (Golang).Design, build, and scale APIs, CLI tools, billing systems, and security integrations.Collaborate with engineering and product leadership to define technical direction for substantial projects.Assess and enhance technical architecture, tooling, and workflows.Promote software quality, support continuous delivery, and actively mitigate technical debt.Provide mentorship to fellow engineers on system architecture and navigating high-uncertainty environments.

Maxana is on the lookout for a highly skilled Infrastructure Engineer to join our dynamic team, supporting a confidential client in the rapidly evolving field of artificial intelligence. In this pivotal role, you will be responsible for designing, implementing, and maintaining the robust platform layer that underpins large-scale machine learning (ML) training, inference, and deployment. This opportunity allows you to make a significant impact at the intersection of cloud infrastructure and ML systems.Key ResponsibilitiesDevelop and sustain the infrastructure that supports extensive ML training and inference workloads.Engage with GPU and compute infrastructure, distributed systems, and cloud-native platforms.Enhance the reliability, observability, and performance of the platform layer.Collaborate closely with senior engineers and product teams to influence architectural decisions.Take ownership of production reliability, including monitoring, incident response, and proactive risk management.Create and maintain internal tools and automation to enhance engineering operations.

Integrate develops program management software for complex hardware projects, serving organizations in deep tech sectors like aerospace, robotics, and autonomous vehicles. The platform connects vendors, customers, and partners to streamline collaboration across company boundaries. By reducing manual work and communication barriers, Integrate supports teams working on demanding technical challenges. The company addresses the unique needs of hardware development, where traditional software often falls short. Integrate's solutions focus on improving coordination and communication for both internal teams and external stakeholders, helping organizations innovate more quickly and reliably. Role overview The Senior Backend Engineer will focus on building and scaling the infrastructure layer of Integrate’s platform. This position centers on new development, not maintenance. The work involves tackling distributed systems challenges, large-scale data federation, and architectural design to support an expanding customer base. Engineers at Integrate collaborate closely, make decisions quickly, and value technical rigor. Experience with large-scale systems, such as cloud migrations, distributed data pipelines, microservices, or event-driven architectures, is especially relevant for this role. Key responsibilities Design and scale distributed backend systems that process high-throughput, real-time data with complex dependencies. Profile and debug Go and Rust services to resolve performance issues. Contribute to data federation architecture, including S3 integration, graduation pipelines, and downstream data services. Develop and refine gRPC service interfaces and REST/JSON APIs for both internal and external use. Work with SQL and NoSQL databases, focusing on schema design, query optimization, and ensuring data durability. Collaborate with platform engineers and technical leads on infrastructure decisions. Instrument, monitor, and debug production systems, including participation in on-call rotations, root cause analysis, and incident management. Tech stack Main development uses Go, with Python for tooling and data workflows. The stack includes gRPC, REST/JSON, GraphQL, PostgreSQL, NoSQL databases, and Kubernetes-managed infrastructure. Infrastructure as code is managed with Terraform. Location This position is based in Seattle, WA.

Join Aerostrat as a Senior Backend Engineer where you will play a pivotal role in developing robust, scalable backend systems. You will collaborate with cross-functional teams to deliver innovative software solutions that drive our business objectives. This position is perfect for someone who is passionate about technology and eager to contribute to high-impact projects.

About RevefiFounded in 2021 by visionary entrepreneurs Sanjay Agrawal and Shashank Gupta, who also co-founded ThoughtSpot with a valuation exceeding $4.2 billion, Revefi is revolutionizing data spend optimization. Our innovative AI Agent is designed to unify observability across data quality, usage, spend, and performance, representing a groundbreaking platform tailored for modern data teams. With backing of $20 million in Series A funding from esteemed investors including Icon Ventures, Mayfield Fund, GTM Capital, and StepStone Group, we are committed to shaping the future of Data Spend Optimization and Cloud Data Operations.The RoleWe are on the lookout for a highly skilled and experienced Senior Backend Engineer to join our vibrant team. In this pivotal role, you will spearhead the design, development, and maintenance of our state-of-the-art cloud-based Software-as-a-Service (SaaS) platform. You will be instrumental in guiding the technical direction, architecture, and implementation of our backend systems. Collaboration with cross-functional teams—comprising product managers, frontend engineers, and DevOps professionals—will be crucial in delivering high-quality, scalable, and robust solutions.Are you ready to take on the challenge of building an exceptional product and team from the ground up? If you thrive in an environment focused on developing a remarkable distributed team and creating a resilient enterprise product tech stack, you’ve found the right opportunity!

Who We AreLightning AI is the innovative force behind PyTorch Lightning. Established in 2019, we offer a comprehensive platform designed for the seamless development, training, and deployment of AI systems, transforming ideas from research into production with minimal friction.Following our merger with Voltage Park, a cutting-edge neocloud and AI Factory, we combine developer-centric software with cost-effective, large-scale computing capabilities. Our tools empower teams to explore, train, and conduct production inferences while ensuring built-in security, observability, and control.We cater to solo researchers, startups, and large enterprises alike. With a global presence that includes offices in New York City, San Francisco, Seattle, and London, we are supported by leading investors such as Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.Our ValuesMove Fast: We act swiftly and with precision, breaking down significant challenges into manageable steps.Focus: We tackle one objective at a time, working collaboratively to deliver features with meticulous attention to detail.Balance: We recognize that sustained performance is rooted in rest and recovery, promoting a healthy work-life balance to keep our team thriving.Craftsmanship: Innovation is driven by excellence. We take pride in mastering our craft, ensuring every detail is significant.Minimal: Simplicity fuels our innovation. We strive to eliminate complexity through discipline, honing in on what genuinely matters.What We're Looking ForWe seek a talented Backend Engineer to enhance and scale the Lightning AI platform, working across frontend, CLI, API, billing, security, and integrations. The ideal candidate will take ownership of critical features and lead development from inception to completion while collaborating with a skilled team of engineers, product managers, and designers. You will move from proof of concept to release, emphasizing speed, quality, and iterative improvement.This is an exciting opportunity to create transformative technology that will revolutionize the machine-learning landscape!This is a hybrid role based in our Redmond office with an in-office requirement of 2 days per week. The salary for this position ranges from $120,000 to $250,000.

P-940 (Position Location is open to both our Seattle & Bellevue offices.) At Databricks, we are passionate about empowering data teams to tackle some of the world's most challenging problems, from detecting security threats to developing life-saving cancer treatments. We achieve this by creating and managing the leading data and AI infrastructure platform, allowing our customers to concentrate on the critical challenges central to their missions. Founded in 2013 by the original creators of Apache Spark, Databricks has rapidly transformed from a small office in Berkeley, California, into a global entity with over 1,000 employees. We are trusted by thousands of organizations, ranging from startups to Fortune 100 companies, with their mission-critical workloads, establishing us as one of the fastest-growing SaaS companies worldwide. Our engineering teams are dedicated to building highly technical products that address significant real-world needs. We continuously push the boundaries of data and AI technology while maintaining the resilience, security, and scalability necessary for our customers' success on our platform. We operate one of the largest software platforms, managing millions of virtual machines, generating terabytes of logs, and processing exabytes of data daily. At this scale, we frequently encounter faults in cloud hardware, networks, and operating systems, and our software must effectively shield our customers from such issues. As a Backend Software Engineer, you will collaborate closely with your team and product management to prioritize, design, implement, test, and maintain microservices for the Databricks platform and products. Responsibilities include writing software in Scala/Java, building data pipelines (Apache Spark, Apache Kafka), integrating with third-party applications, and interacting with cloud APIs (AWS, Azure, CloudFormation, Terraform). Potential teams you may join include: Data Science and Machine Learning Infrastructure: Develop services and infrastructure at the intersection of machine learning and distributed systems, empowering our flagship collaborative workspace, notebooks, IDE integrations, and project management tools. Our technology also facilitates machine learning at scale through tools for environment management, distributed training, and managing the ML lifecycle via MLflow. Compute Fabric: Create the resource management infrastructure that supports all big data and machine learning workloads on the Databricks platform, ensuring robustness, flexibility, and security.

Integrate develops program management software for advanced machinery and systems, with a focus on organizations in deep tech fields such as aerospace, autonomous vehicles, and robotics. The team is based in Seattle and works to improve collaboration and streamline workflows for companies tackling complex hardware projects. Current tools often fall short when it comes to the pace and complexity of hardware development in these industries. Integrate addresses this gap by building solutions that help teams and partners communicate more effectively, allowing innovation to move faster and with fewer obstacles. Role overview The Backend Engineer will play a key role in building and shaping the core infrastructure behind Integrate's platform. This position involves more than maintenance, engineers here design new systems and solve technical challenges that matter. The team values those who enjoy tackling problems like distributed system optimization, scaling data federation, and designing for a growing customer base. Collaboration is central. Expect to work closely with other engineers who move quickly and make considered technical decisions. Experience with systems that manage significant consumer or commercial traffic, such as cloud migrations, microservices, distributed data pipelines, or event-driven architectures, is especially relevant. What you will do Design and improve distributed backend systems that process high-throughput, real-time data with complex dependencies Own performance profiling and debugging for Go and Rust services, identifying and resolving bottlenecks Contribute to data federation architecture, including S3 integration, graduation pipelines, and downstream data services Develop and refine gRPC service interfaces and REST/JSON APIs for both internal and external users Work with SQL and NoSQL databases, focusing on schema design, query optimization, and durability strategies Collaborate on infrastructure decisions with platform engineers and technical leads Monitor and troubleshoot production systems, participate in on-call rotations, root cause analysis, and incident response Tech stack The backend is primarily written in Go, with Python supporting tooling and data workflows. The platform uses gRPC, REST/JSON, GraphQL, PostgreSQL, NoSQL databases, and Kubernetes for orchestration. Infrastructure is managed with Terraform. Location This Backend Engineer position is based in Seattle, WA.

Join finvari as a Senior or Staff Backend Engineer and be a pivotal part of our innovative team. In this role, you will design and implement scalable server-side solutions, contributing to the development of cutting-edge financial technology products. You will collaborate with cross-functional teams to deliver high-quality software that meets the needs of our clients.

Join Metropolis as a Senior Analytics Engineer, where you will play a pivotal role in transforming data into actionable insights. Your analytical prowess will help drive strategic decisions that shape the future of our organization.As a part of our innovative team, you will collaborate with cross-functional departments to design and implement advanced data models and analytics solutions. You will be responsible for ensuring data integrity, optimizing performance, and delivering insightful reports that inform business strategies.

About RevefiEstablished in 2021 by innovative entrepreneurs Sanjay Agrawal and Shashank Gupta, the co-founders of the acclaimed ThoughtSpot (recognized as a leader in Gartner’s BI Magic Quadrant), Revefi is a dynamic startup backed by Series A funding of $30 Million from prestigious investment firms including Icon Ventures, Mayfield Fund, GTM Capital, and StepStone Group. Revefi’s cutting-edge Agentic AI solution is revolutionizing the management of data reliability, operational efficiency, quality assurance, and cost-effectiveness for modern enterprises. Our flagship AI Agent is a versatile solution that integrates seamlessly with all major cloud data providers, empowering leading corporations such as Verisk, AMD, Ocean Spray, and Stanley Black & Decker to optimize their cloud expenditures while ensuring exceptional data quality and operational performance through AI-driven automation and intelligence.We are on a mission to shape the future of Cloud Data Cost Optimization and Cloud Data Operations, and we invite talented individuals to join us on this exciting journey. Recently recognized as a 2025 Gartner® Cool Vendor™, discover more about our values and vision at revefi.com. The Role: Senior Frontend EngineerWe are seeking a Senior Frontend Engineer to enhance our expanding team in the US. This pivotal role involves designing and crafting exceptional user interfaces for our flagship platform. You will collaborate closely with design, product, and backend teams to create intuitive, high-performance, and aesthetically pleasing user experiences that drive AI-powered insights for enterprise data teams.This position offers the chance to take ownership of significant frontend features from inception to completion, contribute to the evolution of our design system, and help define the visual identity of our platform as we grow.

About GalvanickGalvanick is at the forefront of protecting the industrial sector from cyber threats. Our innovative threat detection platform safeguards Operational Technology (OT) systems and networks from malicious actors and state-sponsored attacks. Join a dynamic startup environment filled with passionate professionals dedicated to tackling the pressing challenges of cybersecurity. We proudly collaborate with esteemed investors such as Founders Fund, Village Global, and MaC Venture Capital.

Join Our TeamOtter.ai is on the lookout for a highly skilled Senior Security Engineer to fortify our cloud infrastructure and the systems that power our AI-driven meeting tools. In this pivotal role, you will have the opportunity to design and implement robust security measures, enhance our detection and response capabilities, and automate processes to mitigate cloud risks. Collaborating closely with our DevOps and Engineering teams, you will ensure our cloud deployments are secure by default.This is a hands-on role tailored for individuals who thrive in dynamic environments, expertly balancing risk management with the need for speed in product delivery while building scalable security capabilities.Your ContributionsDesign and implement secure cloud architectures and guardrails across our environments, including network segmentation, encryption, key management, and secure service patterns.Manage IAM security: oversee access controls, least-privilege policies, privileged access workflows, and conduct regular access reviews.Develop and scale cloud security infrastructure (logging, monitoring, alerting, vulnerability management, and DLP controls as necessary).Enhance CI/CD and infrastructure-as-code with security automation, including secrets detection, dependency scanning, IaC scanning, and policy-as-code.Monitor cloud security signals and investigate alerts; continuously refine detection quality to minimize false positives.Lead incident response efforts for cloud security events, enhancing playbooks, forensics readiness, and response processes.Conduct cloud security assessments and threat modeling for new architectures and significant changes; collaborate with Engineering to drive remediation efforts.

Slate Cleaning is a reputable and professional commercial cleaning service focused on delivering pristine, safe, and welcoming environments for our clientele. We are celebrated for our reliability, meticulous attention to detail, and efficient digital communication. Our team caters to a range of commercial establishments, upholding high standards and adaptability.Job OverviewWe are seeking a reliable Part-Time Commercial Cleaner to become an integral part of our team. In this role, you will be responsible for ensuring the cleanliness and appealing presentation of the assigned facility. Your efforts will help maintain the luxurious standards of our brand, fostering a welcoming and immaculate atmosphere for both clients and staff. Attention to detail is crucial, as is effective communication with the Lead Cleaner or store representative as necessary.

Join Duolingo as a Senior Backend Software Engineer and play a pivotal role in building scalable and innovative backend systems that enhance the learning experience for millions of users worldwide. Collaborate with cross-functional teams to design, develop, and maintain high-performance APIs and services that are critical to our platform's success.

Senior Backend Software EngineerJoin Read AI's innovative Backend team as a Senior Software Engineer. In this pivotal role, you will be instrumental in designing, developing, and optimizing robust backend systems that fuel our AI-driven productivity platform. Engage in a dynamic, collaborative setting where you’ll deploy code weekly and make a substantial impact on millions of users.Complete your application with a Provn skills assessment.

Axon is seeking a Senior Full Stack Engineer to join the team in Seattle, WA. This position involves building and maintaining applications that advance law enforcement and public safety. The work spans both front-end and back-end development, with an emphasis on practical solutions and thoughtful design. Key responsibilities Develop and maintain scalable applications across the technology stack Collaborate with engineers, designers, and cross-functional teams to deliver reliable features Contribute to the design, implementation, and ongoing support of complex systems Help advance Axon's mission to protect life and reduce harm using technology Location This role is based in Seattle, Washington.

About BRINC:At BRINC, we are pioneers in enhancing public safety with our innovative ecosystem of life-saving technologies. Our journey began with the creation of drones and ruggedized throw phones, developed to navigate hazardous environments and establish vital communication for conflict de-escalation. Today, we have evolved into providing comprehensive 911 response networks, deploying drones to 911 emergencies to deliver real-time visual data, thereby improving safety and enabling focused de-escalation responses. Our state-of-the-art solutions are employed by over 600 public safety agencies across the United States, and we have successfully raised over $150M from renowned investors, including Index Ventures, Motorola Solutions, Sam Altman, Dylan Field, Mike Volpe, and Alexandr Wang. At BRINC, we are dedicated to assembling the finest talent to join us in our mission of supporting first responders in saving lives.About this Role:We are on the lookout for a Senior Electrical Test Engineer who will lead the design and development of test systems to validate the performance, reliability, and safety of our drones and public safety products. In this pivotal role, you will create both automated and manual test setups, troubleshoot hardware challenges, and ensure our offerings adhere to stringent quality standards. You will also develop test scripts and contribute to the evolution of our software testing infrastructure. Collaboration with hardware, firmware, and software teams will be essential as you develop test protocols and enhance product designs based on testing outcomes.

Be a Force for Good with Axon.At Axon, our mission is to Protect Life. We tackle society's most pressing safety and justice challenges through our innovative devices and cloud software. Our collaborative culture fosters open communication and values diverse perspectives from our clients and communities. Working at Axon means being part of a dynamic, impactful environment where you will take initiative and drive significant change. Join us to grow personally and professionally while contributing to a cause that truly matters.Your ImpactAre you passionate about creating AI products that have a positive impact on society? As a Senior Machine Learning Engineer at Axon, you will play a vital role in developing AI solutions that enhance public safety and advance our mission to accelerate justice and protect lives. You will collaborate closely with fellow ML engineers and scientists to integrate cutting-edge AI capabilities into Axon’s suite of products (including Fleet, Draft One, Axon Air, VR, and more) through the training, evaluation, testing, and deployment of machine learning models on both Axon devices and cloud platforms. Your work will span various AI domains, including computer vision, speech recognition, and natural language understanding, as part of a multidisciplinary team.What You’ll DoLocation: Hybrid work arrangement from our Seattle, Washington office.Reports to: Manager, Machine Learning EngineeringWork collaboratively with scientists and product managers to develop proof-of-concept (POC) solutions that will shape the future of Axon.Design and implement secure, privacy-focused solutions that facilitate the continuous enhancement of existing AI models.Create platforms that streamline research and accelerate AI product development.Partner with scientists to architect and deploy state-of-the-art training techniques.Set exemplary standards for ethical and responsible AI development.What You BringBachelor’s Degree in Computer Science, Engineering, Electronics, Mathematics, or a related technical field.Over 6 years of software engineering experience with a proven history of deploying AI models in cloud environments.Experience with Infrastructure-as-Code and cloud architecture.Proficiency in Python and C++, with familiarity in machine learning frameworks.

Join Hive, a pioneering leader in cloud-based AI solutions, as a Senior Backend Software Engineer. We are on a mission to empower developers across the globe with cutting-edge AI technology. In this role, you will play a crucial part in launching innovative products and features, tackling the challenges of scalability, and creating robust web-based APIs from scratch. We seek candidates who are not only technically skilled but also passionate about building exceptional products and crafting clean, maintainable code. If you're ready to contribute to transformative AI solutions, we want to hear from you!