Senior Site Reliability Engineer I

Role Overview Sigma Computing is growing its engineering team in New York City. The Senior Software Engineer - Observability and Reliability will help build technology that makes data accessible for all. This role focuses on improving how systems are monitored, measured, and maintained for reliability. What You Will Do Design and build observability tools and platforms, including metrics collection, logging, distributed tracing, dashboarding, alerting, and application performance management. Work with technologies such as Go, Open Telemetry, and Kubernetes. Take part in on-call rotations to help maintain high service uptime. Develop runtime tools and processes that support cloud triaging and help minimize downtime. Define and promote best practices for monitoring and measuring systems and services. Collaborate with engineers and stakeholders through design and code reviews, with a strong emphasis on hands-on coding.

Join Our Dynamic Security TeamAt OpenAI, we are on a mission to ensure that artificial general intelligence serves the betterment of humanity, with security at the heart of our vision. Our dedicated Security team is integral to safeguarding OpenAI's technologies, personnel, and products. We blend technical expertise with operational excellence, striving to empower all research and product initiatives at OpenAI. Our team values include impactful prioritization, enabling innovation, forward-thinking preparation for transformative technologies, and fostering a proactive security culture.Your Role as a Software Engineer, Security ObservabilityWe are looking for a Software Engineer specializing in Security Observability to enhance our Security team. In this pivotal role, you will design and implement secure, scalable systems that elevate our security observability framework. Utilizing your engineering prowess, you will partner with diverse teams to develop, deploy, and maintain resilient software solutions that bolster our security and detection capabilities. This position is available for remote work, or you may choose to relocate to one of our OpenAI offices situated in San Francisco, Seattle, or New York City.Your Responsibilities:Create and implement scalable software systems that enhance security observability across our infrastructure.Develop and sustain data pipelines that centralize and securely store security-related data from various sources.Continuously enhance the resilience and reliability of data systems to guarantee high platform availability.Collaborate closely with Detection & Response (D&R) and other security teams to mitigate security risks.Support data engineering for forensic investigations and compliance initiatives.You May Be a Great Fit If You Have:Extensive software engineering experience, proficient in programming languages such as Python, Go, or similar.Experience with infrastructure as code, utilizing tools like Terraform and working with cloud platforms such as Azure.Track record of building and maintaining data pipelines, especially for security-centric applications.A versatile engineering mindset, able to navigate various technical challenges seamlessly.

Kontakt.io is revolutionizing care operations through innovative platform solutions.Our mission is to reduce waste, enhance efficiency, and drive profitability by optimizing throughput, asset utilization, and workforce productivity. Leveraging AI, Real-Time Location Systems (RTLS), and Electronic Health Records (EHR) data, we empower self-learning agents to automate workflows, adjust in real-time, and coordinate comprehensive care delivery operations.Efficiently deployable and scalable, our platform provides clear visibility into spaces, equipment, and personnel, effectively eliminating inefficiencies and significantly enhancing the patient experience. With a proven 10X ROI and over 20 successful use cases, Kontakt.io stands out as the preferred choice for advancing care delivery operations.We are seeking a Lead Software Engineer - SRE who possesses a robust foundation in software engineering and a strategic mindset to enhance the reliability, scalability, and performance of our platform. This pivotal role within our Infrastructure Engineering team will be instrumental in shaping the architecture and strategic direction of our Site Reliability Engineering function.The ideal candidate will have extensive knowledge of software engineering principles as applied to infrastructure. Rather than merely maintaining systems, you will lead the design and construction of these systems, focusing on developing automation, tooling, and resilient architectures that ensure high availability and fault tolerance across our entire AWS-based platform.You will engage hands-on in designing robust systems, refining deployment pipelines, and enhancing incident management practices. As a technical leader, you will also mentor junior engineers, influence technical strategy, and foster a culture of accountability, ownership, and continuous improvement throughout the organization.

About the Role Betterment is looking for a Senior Engineering Manager to guide the Site Reliability Engineering (SRE) team at our New York City headquarters. This leader will oversee a skilled group focused on keeping services reliable, high-performing, and able to scale as we grow. What You'll Do Lead and support engineers dedicated to service reliability and performance. Collaborate with teams across the company to improve infrastructure and operations. Promote a culture that values technical excellence and continuous improvement. Location This position is based at Betterment HQ in New York City.

Join Hudson River Trading (HRT) as a Software Engineer dedicated to enhancing GPU reliability within our innovative Systems Development team. Our team is responsible for building and maintaining the foundational platform utilized by all Systems teams to provision, monitor, and manage HRT’s expansive server and network infrastructure. In this pivotal role, you will focus on developing Python-based tools to analyze GPU hardware performance while crafting inventive solutions to boost observability, reliability, and efficiency across our GPU fleet. Collaborating closely with various engineering teams, you’ll gain insights into research and trading workflows to ensure optimal utilization of our GPU infrastructure.

About Legora Legora develops technology for the legal sector, working directly with legal professionals to ensure practical, relevant solutions. The company’s AI-native workspace helps users streamline workflows, ask better questions, and uncover new insights. Clients include major global law firms such as Cleary Gottlieb, Goodwin, Bird & Bird, and Linklaters, spanning over 40 countries. Legora’s team values collaboration and aims to build tools that genuinely improve the way lawyers work. Role Overview: Senior Site Reliability Engineer This Senior Site Reliability Engineer role sits within Legora’s core SRE team at the New York City engineering hub. The position focuses on building and maintaining reliable services, partnering with engineering teams both locally and in Stockholm. The team’s goal: raise reliability standards across Legora’s platform and ensure smooth, dependable operations. Location requirement: This is a full-time, in-office role based in New York City. Attendance is required five days a week to support close collaboration and innovation. What You Will Do Design, deploy, and manage essential platform services, taking full responsibility for their reliability. Build and maintain observability systems (metrics, logs, traces) to generate actionable insights. Set and improve service level indicators (SLIs), service level objectives (SLOs), alerting, and reliability metrics for key systems. Refine on-call procedures and incident response, including escalation processes and post-incident analysis. Drive ongoing improvements to system reliability and performance.

Join MongoDB’s innovative Storage Layer Services (SLS) team as we redefine the MongoDB cloud storage layer. This dynamic team is at the forefront of developing high-performance, multi-tenant distributed storage solutions that not only enhance our existing Atlas storage framework but also empower our customers' workloads to operate with remarkable efficiency. In this pivotal role, you will collaborate closely with teams dedicated to building these storage services, defining Service Level Objectives (SLOs), shaping capacity plans, and ensuring the reliability, durability, and operational safety of the foundational storage layer that supports Atlas. As one of the founding members of this small but experienced team of Site Reliability Engineers (SREs), you will play a vital role in executing a multi-year vision for MongoDB’s cloud storage architecture. This position offers flexibility in location, allowing you to work from our offices in Boston, New York City, Raleigh, Miami, or Pittsburgh, or remotely from anywhere in the United States, provided you are based in the Eastern or Central time zones.

Join a Trailblazer in Conversation IntelligenceAt Rilla, we are pioneering the future of conversation intelligence software tailored for offline commerce. Our innovative platform meticulously records, analyzes, and indexes conversations, delivering exceptional insights that empower critical physical businesses—the backbone of our economy.Our mission? To equip traditional industries with cutting-edge technologies that have propelled the most innovative companies of the 21st century. This vision has catapulted Rilla into one of the fastest-growing companies in history, achieving a remarkable growth trajectory from $0 to $40M in just 3.5 years, maintaining a 15% month-on-month growth rate, boasting a net revenue retention above 170%, an NPS that surpasses that of the iPhone, and achieving profitability.Your RoleAs a Senior Software Engineer at Rilla, you will be at the forefront of our engineering efforts, architecting and deploying features across the entire stack with unparalleled speed. Daily, you will develop end-to-end workflows, transition them into production, and tackle real-world challenges at a grand scale.In this pivotal role, you will set the standard for code quality and decision-making, fostering a world-class engineering culture as we scale. As Rilla expands tenfold, your responsibilities and influence will grow correspondingly, as you build the tools, frameworks, and platforms that empower both you and Rilla to thrive exponentially.Are you someone who thrives on obsession? Do you dream of becoming a founder or a leader, harnessing AI to revolutionize the physical world? We believe that Rilla is the ideal environment for you to learn and grow alongside the best peers in the industry.Technologies We LeverageA variety of languages and frameworks such as React, React Native, TypeScript, and Python.Open-source technologies including Node.js, PostgreSQL, Turborepo, Lodash, and Zod.Standard industry build tools like GitHub Actions, Terraform, and Spacelift.Our Core ValuesAn infinite learner who is perpetually curious.A customer-centric individual who prioritizes truly solving customer pain points over superficial metrics.A team player with a winning mindset, embracing accountability, collaborative learning, and constructive feedback.Deep empathy for our customers, recognizing that they operate in the real world and require understanding to devise effective solutions.Fearless in the face of failure, viewing risks as opportunities for growth and improvement.

Role overview MongoDB, Inc. is seeking a Senior Software Engineer based in Austin or New York City. This position involves designing and building software solutions within a collaborative engineering team. Senior Software Engineers at MongoDB play a key role in shaping system architecture and maintaining high standards for software quality and reliability. What you will do Design and develop software solutions for MongoDB products and services Collaborate with fellow engineers to address complex technical challenges Contribute to important system architecture decisions Apply coding best practices to create maintainable and scalable code Support the delivery of reliable, high-quality software releases Location Austin, TX New York City, NY

About FarsightFarsight is a pioneering AI platform tailored for the financial services sector, revolutionizing how investment banks and private equity firms automate intricate workflows. Currently, financial institutions spend around 80% of their time manually gathering information and drafting materials before refining their presentations, models, and pitches. Our solutions not only reclaim that valuable time but also enhance their outputs with insights that would be unattainable without our advanced financial AI technology.We process vast amounts of both public and private data, ensuring the delivery of precise and auditable materials in a complex landscape where traditional AI struggles. Regularly, our product produces results that exceed the capabilities of current employees, with clients expressing satisfaction such as:“I’m more than willing to let my analysts never use Powerpoint again.”“We pay consultants millions annually to guide our AI strategies. They have no idea what Farsight is capable of.”Our mission is to transform the operational landscape of financial services, effectively interweaving AI into the essential fabric of every corporation worldwide.TeamWe are an enthusiastic team committed to crafting technology that inspires. Each member contributes in various roles, including development, sales, infrastructure, design, product innovation, and AI research. We expect new hires to possess the experience or passion to take on diverse responsibilities.Our team boasts a rich background from top financial institutions such as Evercore, General Atlantic, and Menlo Ventures, combined with robust engineering and AI expertise from companies like Amazon, Hugging Face, and the MIT Media Lab. Having learned the intricacies of building successful startups as founders and founding engineers, we prioritize attracting the best talent to elevate our company further.Our operations are entirely based in Manhattan, New York City, with in-person attendance required four days a week (Fridays are remote).

Traba connects businesses with skilled industrial workers through technology designed to streamline labor management and improve supply chain efficiency. The company offers mobile apps for workers and businesses, along with web platforms for clients and internal teams. Backed by investors such as Founders Fund, Khosla Ventures, and General Catalyst, Traba is focused on building solutions that help organizations operate more effectively. Role overview The Senior Software Engineer joins Traba’s founding team in New York City. This position involves hands-on development for both mobile and web applications, supporting products used by workers, business clients, and internal teams. Working closely with the CTO, the engineer will help shape the technical architecture and influence the product roadmap, contributing to a scalable technology platform for the future. What you will do Develop and maintain mobile applications for workers and business users Build and enhance web platforms for business clients and internal operations Collaborate with the CTO on architectural decisions and long-term technical planning Help define and refine the product roadmap Contribute to building a technology platform that supports growth and scalability Location This position is based in New York City, NY.

At January, we are on a mission to revolutionize consumer finance by infusing humanity into the financial landscape. Our innovative, data-driven solutions empower financial institutions to enhance their collection processes, providing borrowers with clear, compassionate pathways to regain their financial footing. We are not merely increasing access to credit; we are restoring dignity and enabling millions to pursue financial independence.Role OverviewWe are seeking dynamic Senior Software Engineers to play a pivotal role in shaping the future of January’s technology platform. You will have the opportunity to apply to our organization as a whole, allowing us to match you with the team where your unique skills and interests will create the greatest impact.As a Senior Engineer at January, you will do more than just write code. You will take ownership of product outcomes, set the technical direction, and mentor fellow engineers while building systems that enhance the financial well-being of millions.Current teams looking for talent include:Borrower Acquisition: Scaling our communication platforms to ensure that the right borrowers receive the right message at the right time.Borrower Activation: Developing features in the Borrower Portal that assist individuals in resolving their accounts and achieving financial stability.Compliance and Money Operations: Ensuring our financial systems are accurate, scalable, and compliant while facilitating efficient money movement at scale.Your ResponsibilitiesDesign and implement highly scalable systems that serve millions of borrowers and financial partners.Contribute to architectural design and roadmap planning, shaping the direction of core projects.Lead by example through engineering excellence, advocating for best practices and maintaining high code quality.Mentor junior engineers to enhance the team's skills and capabilities.Collaborate across departments, working closely with Product, Design, and Operations to deliver impactful solutions.Propose and refine company-wide engineering processes in collaboration with other senior leaders.Qualifications5+ years of professional software development experience.Strong technical proficiency (experience in Python, React, Postgres, AWS is desirable; we welcome diverse backgrounds and are willing to teach these technologies).Exceptional problem-solving abilities and a passion for creating impactful solutions.Experience in designing and implementing scalable systems.Excellent communication skills with the ability to collaborate effectively across teams.

The Atlas Growth team is a dedicated group of cloud engineers committed to supporting our customers throughout their application development journey. We handle everything from cluster configuration and data modeling to load testing and managing production workloads at scale. Utilizing our proprietary experiments platform, we validate new features rapidly, ensuring that we only release enhancements that benefit our users. Our engineers collaborate in cross-functional squads consisting of product, design, analytics, and research teams, all focused on achieving specific performance metrics such as retention.Atlas Growth 2 is responsible for creating customer-facing features within the Atlas platform and works alongside other teams within the Growth engineering division. Recent initiatives have included developing an AI Chatbot for cluster creation, implementing a recommendation system for improved database performance, and designing a pricing page optimized for conversion rates.This role is based in our New York City office and supports both our Flexible and In-Office working models.

At Squarespace, we are transforming the way individuals realize their visions online. Our Research and Development Engineering teams are central to this mission, crafting seamless and powerful experiences that our customers depend on daily. As a Senior Backend Engineer, you will join a collaborative and high-impact team dedicated to developing scalable and reliable systems behind some of the web's most intuitive tools. Whether you bring three years or two decades of experience, if you are driven by a passion for designing elegant solutions, we invite you to connect with us. This is a hybrid position, requiring three days per week in our NYC office, reporting directly to the Engineering Team Manager. We are actively hiring across multiple significant R&D teams. Based on your expertise and interests, you may have the opportunity to join one of the following: Identity and Access Management (IAM) - responsible for developing and maintaining the fundamental systems that ensure secure access across our platform for both customers and internal teams, focusing on core functionalities such as authentication, authorization, and session management. Communications Platform - provides tools and services that facilitate effortless communication between our product teams and customers at scale. Our goal is to create user-friendly and impactful platforms. This role is high-visibility and high-impact as our work is utilized by a majority of product teams. Your Responsibilities Include: Developing scalable backend services using Java and related technologies. Writing clean, efficient code that supports high-traffic, production-ready systems. Contributing to design decisions and taking part in architectural discussions. Collaborating with engineers, designers, and product managers. Creating features from initial concept through to implementation and launch.

About Chalkboard:Chalkboard is pioneering the next generation of sports gaming. Our mission is to seamlessly merge watching and playing by transforming real-money sports gaming into a dynamic, social experience designed for fans eager to win. We are redefining how sports enthusiasts connect with the games they cherish.At our essence, we are a team of passionate, sports-loving innovators who prioritize transparency, equity, and the excitement of empowering fans to turn insights into actionable strategies.The Role:We are on the lookout for a Principal Site Reliability Engineer to join our ranks at Chalkboard, contributing to the creation of a platform that is not only reliable and scalable but also user-friendly for our development teams.In this pivotal role, you will collaborate with Engineering, Product, and Data teams, significantly impacting how millions of fans engage with sports in real time. If you thrive in a fast-paced environment, love to build robust solutions from the ground up, and aim to achieve team success rather than individual accolades, we want to hear from you!Your Game Plan:Take ownership of platform reliability from start to finish, proactively identifying and mitigating risks before they affect users.Develop and enhance observability (metrics, logs, tracing) to facilitate rapid issue detection, diagnosis, and resolution.Anticipate infrastructure needs by identifying bottlenecks and implementing sustainable architectural improvements.Minimize developer friction by refining CI/CD pipelines, deployment workflows, and internal tools.Lead incident responses and root cause analyses, focusing on systemic solutions rather than temporary fixes.Establish and uphold best practices for infrastructure, deployments, and system reliability.Create reusable, self-service infrastructure that empowers teams to deploy quickly and securely.Continuously enhance systems through automation and Infrastructure-as-Code methodologies.What You Bring to the Team:Experience with Cloud Infrastructure (preferably GCP): including networking, IAM, databases, and storage.Proficiency in Kubernetes: managing cluster operations and workloads.Skilled in Infrastructure as Code tools: Terraform, Helm.Familiarity with CI/CD practices: using GitHub Actions or similar tools.Knowledge of observability practices: metrics, logging, tracing, and alerting.

Site Reliability Engineer Overview: Join Weedmaps as a Site Reliability Engineer and collaborate across departments, including application, infrastructure, and quality teams, to elevate the performance, reliability, resilience, and scalability of our web services at Weedmaps.com. As a cloud-native organization, we run 100% of our services in Docker on Kubernetes within AWS's public cloud. Our operations utilize observability, monitoring, CI/CD automation, and custom tooling, enabling us to deploy multiple production releases daily. Your daily responsibilities will focus on applying your engineering expertise to enhance system monitoring, minimize developer toil, configure CI workflows, and optimize our deployment pipelines. You will serve as a knowledge reference for development teams, ensuring they utilize consistent tools for metrics, logging, building, and deployment. Collaborating closely with both development and infrastructure teams, you will identify critical service-specific metrics that require monitoring, and you will help application development teams create libraries for seamless service instrumentation. The impact you'll make: Collaborate with stakeholders to establish and promote best practices for monitoring and CI/CD pipelines. Troubleshoot issues related to deployment within our CI pipeline. Actively promote the DevOps culture at Weedmaps. Identify opportunities for automation and advocate for the codification of processes. Promote best practices regarding collaboration, reliability, security, and performance across all partner teams. Take ownership of application configuration and scaling for specified services, ensuring adherence to organizational practices. Develop and optimize synthetic monitoring flows. What you've accomplished: A minimum of 2 years of development experience in startup or mid-sized environments. Proficiency in programming languages such as Python, Go, Node, Ruby, or Elixir. Knowledge of containerization technologies, particularly Docker (Kubernetes experience is a plus). Strong communication skills, a positive demeanor, and the ability to provide and receive constructive feedback. Professional experience with cloud-native observability standards including OpenMetrics, OpenTracing, and OpenCensus. Expertise in using and configuring modern CI/CD workflows. Deep understanding of SLIs, SLOs, and SLAs at both service and business levels. Familiarity with golden signals and their significance in monitoring.

About the Role:Parker is dedicated to a bold mission: empowering individuals to achieve financial independence. We believe that by providing independent business owners with essential financial tools, we can help them scale their operations profitably.Our flagship product merges a virtual corporate card with financial software designed for profitability, enabling eCommerce merchants to accelerate growth while effectively managing their margins.To date, we have successfully raised over $180M from top-tier investors, including Valar Ventures, Y Combinator, SVB, and industry pioneers such as Solomon Hykes (Docker), Paul Buchheit (Gmail), Paul Graham (Y Combinator), and Robert Leshner (Compound).As a dynamic Series B fintech, we are rapidly expanding, boasting a robust product-market fit, a burgeoning customer base, and a team driven by technical excellence and impactful solutions.We are seeking a Senior Software Engineer – Backend to architect, develop, and scale the critical systems that underpin Parker’s financial platform. In this pivotal leadership role, you will influence backend architecture, data infrastructure, and engineering best practices during our growth phase.You will work collaboratively with Product, Infrastructure, and Data teams to deliver high-performance, reliable systems that handle billions in transactions and empower thousands of merchants. This high-impact position is ideal for engineers who thrive on ownership, relish the challenge of complex systems, and prioritize elegant, maintainable solutions.What You’ll Do:Design and scale backend services that drive Parker’s financial products and APIs.Lead architectural strategies to guarantee performance, reliability, and scalability across our systems.Develop and maintain services in a modern cloud-native environment (Node.js, PostgreSQL, Docker, Kubernetes, AWS).Collaborate with product and infrastructure teams to create secure, user-friendly APIs and data models.Promote engineering excellence through code reviews, mentorship, and architectural guidance.Identify performance issues and spearhead initiatives to enhance reliability, observability, and system design.Contribute to the advancement of Parker’s technical roadmap and long-term engineering vision.

Join posh as a Senior Software Engineer - Growth, where you will play a pivotal role in driving our growth initiatives. You will collaborate with cross-functional teams to develop innovative software solutions that enhance user experience and drive engagement. We are looking for a passionate engineer who thrives in a fast-paced environment and is eager to contribute to our dynamic team.

About the Atlas SRE Team The Atlas team at MongoDB, Inc. is based at our New York City headquarters, with options for hybrid work or fully remote arrangements from the Eastern or Central time zones. The group focuses on building, maintaining, and scaling the Atlas platform, which supports customers' most important workloads. Role Overview This senior-level Site Reliability Engineer (SRE) position calls for deep experience in designing and building complex systems. The role offers significant autonomy and expects ownership from start to finish. The work is hands-on and technical, with a focus on creating and improving systems that support Atlas at scale. Collaboration and Impact The SRE Atlas team works closely with multiple Atlas software engineering groups. Responsibilities include: Managing large-scale systems Developing new tools and automation Performing essential maintenance for the Atlas fleet Efforts in this role have a direct effect on the reliability and performance of Atlas for customers across the globe.