Tech Lead in Platform Reliability Engineering

Asana is on the lookout for a Tech Lead to take charge of the technical direction for our Platform Reliability Engineering team. This opportunity is ideal for an individual who excels in a technical leadership role without the need for people management responsibilities. In the role of Tech Lead, you'll be responsible for steering the technical execution, architecture, and long-term engineering strategies at Asana. You will lead intricate projects, make pivotal technical decisions, and establish the benchmarks for engineering excellence. Your role will involve guiding individual contributors through technical design and project leadership while collaborating with various teams across the organization. An Engineering Manager will handle people leadership, allowing you to focus on the technical direction. Your team will be instrumental in developing core platform systems such as load shedding, rate limiting, circuit breakers, and traffic controls that ensure Asana remains resilient under real-world conditions. This is a hands-on position where you will devote considerable time to designing and building systems alongside your team, while also collaborating with other platform teams to integrate reliability as a core component of our architecture. Our technology stack includes AWS, Kubernetes (EKS), MySQL (RDS), OpenSearch, DynamoDB, Redis, Terraform, Datadog, TypeScript, Scala, Go, and Python. We are particularly interested in candidates who think like backend engineers but are passionate about failure modes, capacity planning, and creating systems that gracefully degrade under pressure. This role is based in our Warsaw office, with a hybrid work schedule that includes in-office days on Monday, Tuesday, and Thursday. We provide a Contract of Employment (UoP) for our employees in Poland. Your Contributions Will Include: Establishing the technical direction for the team, ensuring we address the right challenges effectively. Designing and constructing essential platform systems — including load shedding, circuit breakers, and rate limiting — that safeguard Asana at scale. Owning critical platform concerns such as ingress and egress, shaping the traffic flow through our systems. Defining stable interfaces and libraries for other platform teams to leverage. Leading projects from inception through to implementation, working collaboratively with multiple platform teams. Enhancing technical quality through code reviews, design discussions, and mentorship. Collaborating with other infrastructure teams to incorporate reliability into Asana's architecture as a fundamental design consideration. Tackling complex issues across the stack, diagnosing problems that matter and ensuring they do not recur.

Join the forefront of online privacy with the world’s most advanced VPN.Are you a proactive problem-solver who thrives in dynamic environments? Become a vital member of the team that developed Threat Protection Pro, the NordLynx protocol, and the fastest VPN worldwide—innovations that empower individuals with privacy, security, and control over their digital lives.Your Contribution: Enable millions to regain their online security, privacy, and data management.At NordVPN, we safeguard millions of users every day through an expansive global edge infrastructure comprising thousands of servers across numerous countries. The platform engineering team is responsible for building and maintaining the internal backend services that facilitate this protection.We are seeking a Staff Site Reliability Engineer (SRE) to design, build, and enhance these critical systems. This role demands a high level of ownership—you will architect solutions and deploy them to production. Colleagues will depend on you when it comes to rethinking architecture or scaling services from inception to global deployment.Key ResponsibilitiesDesign and manage on-demand, globally distributed backend services.Make strategic architectural decisions regarding the integration and scalability of internal services.Oversee the entire lifecycle: planning, implementation, monitoring, incident response, and postmortems.Enhance infrastructure tooling and automation processes.Contribute to our engineering standards, documentation, and operational maturity.Assess and incorporate AI tools (including LLMs, Claude Code, and model integrations) into engineering workflows.Essential QualificationsExperience in designing and operating globally distributed systems.Proficiency in systems architecture, service communication, data flow, and resilience patterns.Extensive Linux administration experience at scale (including systemd, kernel tuning, and debugging production systems).Expertise in Docker—building, shipping, and running containers in production environments.Familiarity with databases such as PostgreSQL, MySQL, Redis, OpenSearch, and VictoriaMetrics.Experience with web servers, load balancing, and failover mechanisms (e.g., Nginx, HAProxy).

Asana is seeking a talented Senior Platform Reliability Engineer to join our dynamic team. In this pivotal role, you will utilize your strong software engineering expertise and profound understanding of system behavior under load and stress. You will take ownership of reliability as a core priority, developing foundational systems that ensure the protection and resilience of Asana's platform rather than merely reacting to failures. Your responsibilities will include creating essential platform systems such as load shedding, rate limiting, circuit breakers, and traffic controls, all aimed at safeguarding Asana during real-world operational demands. This is a significant role that influences the stability and performance of our entire infrastructure, allowing you to collaborate closely with various platform teams to embed reliability into our systems, rather than treating it as an afterthought. Our technology stack comprises: AWS, Kubernetes (EKS), CloudFront, Istio, Cilium, MySQL (RDS), OpenSearch, DynamoDB, Redis, Terraform, Datadog, TypeScript, Scala, Go, and Python. We understand that this list might sound like buzzword bingo, but we want to ensure that this position appears in your searches effectively. Why Join Us? Reliability as a Key Feature: You will develop systems that inherently make Asana resilient. Foundational Work: Manage critical elements like load shedding and traffic controls that underpin our platform. Collaborative Environment: Work alongside teams in Warsaw and Reykjavik, fostering collaboration without the hassle of timezone differences. Growth Opportunities: Be part of a new team and influence the direction of Platform Reliability Engineering at Asana. Success in this role means delivering systems that are relied upon by other teams by default, enhancing platform safety rather than merely fulfilling requirements. We are particularly interested in candidates who think like backend engineers, with a keen focus on failure modes, capacity planning, and developing systems that gracefully handle pressure. This position is based in our Warsaw office, with a hybrid work schedule that requires in-office attendance on Mondays, Tuesdays, and Thursdays. We offer a Contract of Employment (UoP) for our Polish employees.

Join Talan as a Tech Lead in Data Engineering, where you will spearhead innovative data solutions and lead a dynamic team of engineers. This role is pivotal in shaping our data architecture and driving impactful projects that enhance our clients' data capabilities. You will collaborate closely with cross-functional teams, ensuring the effective implementation of data strategies and technologies.

Join the forefront of online security with NordVPN.Are you an innovative problem-solver eager to make a difference? Be a part of our exceptional team that develops the Threat Protection Pro, the NordLynx protocol, and the world's fastest VPN, empowering users to reclaim their privacy, security, and control online.Your Contribution: Assist millions in regaining authority over their online safety, confidentiality, and data.At NordVPN, we safeguard millions daily, leveraging a global edge infrastructure with thousands of servers across multiple countries. Our platform engineering team is responsible for building and operating the internal backend systems that facilitate this functionality.We are seeking a Senior Staff Site Reliability Engineer (SRE) to design, develop, manage, and enhance these systems. This role demands high ownership — you will architect solutions and deploy them to production. You will be the cornerstone for others when it comes to rethinking architecture or deploying a service from zero to global scale.

Join the forefront of digital security with the world’s most advanced VPN.Are you a proactive problem-solver with a passion for technology? Become part of the innovative team behind Threat Protection Pro, the NordLynx protocol, and the fastest VPN available—tools designed to empower individuals with privacy, security, and control over their online presence.Your contribution? Enabling millions to reclaim their online security, privacy, and data.NordVPN operates a global edge infrastructure serving millions of users. This role is crucial for maintaining real-time awareness across that infrastructure, ensuring clarity amidst complexity.We are in search of a Senior Site Reliability Engineer (SRE) with a specialization in observability. You will design and enhance monitoring systems, boost signal quality, minimize alert fatigue, and collaborate with data teams on anomaly detection. You will be instrumental in shaping our understanding of the health and performance of our distributed systems.Main ResponsibilitiesArchitect, develop, and refine monitoring pipelines and observability tools for our globally distributed infrastructure.Establish and execute service-level monitoring based on critical metrics (latency, traffic, errors, saturation).Diminish alert fatigue by creating meaningful and actionable alerts that engineers can rely on.Design and maintain custom exporters, scripts, and integrations for efficient metrics and log collection.Partner with the data team to enhance anomaly detection and data-informed operational insights.Grasp service signals—determine what to measure, why it matters, and interpret the results accurately.Core RequirementsExpertise in distributed systems observability including monitoring architecture, signal design, and dashboarding.Proficient in golden signal methodology—design monitoring with a focus on critical metrics rather than ease of measurement.Experience in alert design—reducing noise, crafting actionable alerts, and managing on-call responsibilities.Proficient in Python for scripting, custom exporter development, automation, and data processing.Solid background in Linux administration and debugging.

About The Dot CollectiveWe are a forward-thinking consultancy operating across the UK and EU, driven by engineering excellence and a commitment to empowering individuals to create meaningful impact.We utilize cutting-edge technology stacks and adhere to agile scrum methodologies for all our projects.About YouAre you driven by data and its ability to transform? Do you seek to make a significant impact in a short timeframe? If so, you might be the perfect fit for us.Your Key Skills and Capabilities:In-depth understanding of the Networking stack and its application within Cloud EnvironmentsProficient in minimizing toil through re-architecting or developing Python toolsCollaborate effectively with delivery teams to ensure reliable production servicesCreate observability solutions aligned with SLAs and SLOs, maintaining a clear error budgetSupport production systems by conducting root cause analysis and facilitating post-mortemsAssess architectural designs to enhance production stabilityOur Promise to YouWe prioritize your humanity and well-being, offering well-designed co-working spaces, flexible remote work arrangements, parental leave, sabbaticals, and opportunities to work on personal projects.We believe a cohesive team is invaluable, and we strive to maintain stable teams across projects, ensuring you work with trusted colleagues.We are committed to prioritizing your needs and well-being in all aspects of our work culture.

Join the forefront of online privacy and security with the world's most advanced VPN.At NordVPN, we're on a mission to empower individuals with privacy and control over their online presence. If you are a driven problem-solver with a passion for technology, join our innovative team behind Threat Protection Pro and the NordLynx protocol—tools designed to ensure fast, secure, and reliable internet access.Your Role: As a Senior Site Reliability Engineer with a focus on observability, you'll play a pivotal role in enhancing our monitoring systems. Your efforts will improve signal quality, reduce alert fatigue, and collaborate closely with data teams on anomaly detection, ultimately leading to a deeper understanding of our distributed systems' health and behavior.

Join the Leading VPN Provider!We invite you to become part of the innovative team at NordVPN, where we are redefining online privacy and security with cutting-edge technologies. As a Senior Site Reliability Engineer specializing in VPN services, you will play a pivotal role in enhancing the user experience for millions of people around the globe.Your Contribution: You will be instrumental in empowering users to reclaim their online security and privacy. With a globally distributed VPN and DNS infrastructure, your expertise will ensure that our services are fast, stable, and secure.In this role, you will collaborate closely with application teams to maintain seamless client connectivity, uphold the highest standards of quality, and drive reliability initiatives.

Waymo is at the forefront of autonomous driving technology, dedicated to becoming the world’s most trusted driver. Originating from the Google Self-Driving Car Project in 2009, Waymo has been tirelessly working on the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility access and significantly reduce traffic-related fatalities. The Waymo Driver facilitates our fully autonomous ride-hailing service and is adaptable across various vehicle platforms and product applications. It has successfully completed over ten million rider-only trips and has driven autonomously for over 100 million miles on public roads, alongside tens of billions of miles in simulation across more than 15 U.S. states.The Transportation as a Service (TaaS) division is tasked with creating an exceptional user experience and business model surrounding the Waymo Driver. Our collective responsibilities encompass Growth, Territory Expansion, Service Quality (including pickup, dropoff, and routing), Marketplace dynamics (pricing, positioning, matching), and Partnerships/B2B(2C) monetization.The Trip Platform team is specifically focused on developing Waymo's essential trip platform to accommodate various high-growth use cases, such as ride-hailing and delivery, serving both first-party and third-party B2B partners. Our efforts aim to expand the accessibility of Waymo technology to a broader audience and diverse markets.In this hybrid position, you will report directly to an Engineering Manager.Your responsibilities will include:Lead a dynamic team of 5-6 engineers, both junior and senior, to implement and scale Waymo’s core trip platform, supporting multiple high-growth use cases such as ride-hailing and delivery for both first-party and third-party B2B partners.Design and implement APIs for partner-facing services that handle various customer-hailing scenarios, including managing trip requests and calculating pickup and ride times, as well as pricing rides.Collaborate with external partners to create outstanding Waymo experiences on third-party platforms.Develop expertise in various Google technologies, including OnePlatform API, Borg, Spanner, Flume, and custom-built systems tailored to our unique challenges.

At Uni Systems, we are dedicated to transforming digital aspirations into tangible outcomes. As we continue to expand, we invite a skilled ServiceNow Platform Lead to become a vital part of our UniQue team in Warsaw.What will you contribute to our team?Ensure the security, availability, performance, and ongoing enhancement of the ServiceNow platform in partnership with Architects and Developers.Oversee development efforts, including enhancements and troubleshooting.Manage the platform throughout its entire lifecycle (design, implementation, operation, optimization).Conduct demonstrations and training sessions for end users and support teams.Collaborate with internal stakeholders to assess expectations and platform usage requirements.Collect, analyze, and validate business and user requirements.Convert requirements into effective technical solutions in accordance with architectural standards.Communicate proposed solutions to both technical and non-technical stakeholders.Support the deployment of organization-wide service management capabilities.Coordinate development and enhancement initiatives with Architects and Developers.Provide insights on business requirements and technical designs.Contribute to solution architecture and development efforts.Assist cross-functional teams in risk management, security, and disaster recovery.Maintain current documentation (technical specifications, SOPs, user guides, knowledge base articles).

We are seeking pragmatic and self-sufficient Site Reliability Engineers (SREs) who possess a strong foundation in software engineering principles and know how to leverage them to tackle complex infrastructure challenges. The ideal candidate will automate processes first, grasp the broader context, and collaborate effectively with developers to boost velocity without compromising stability or security.This role focuses on innovation and problem-solving rather than merely following runbooks. We value individuals who can:Create and implement tailored solutions when existing tools fall short.Evaluate systems critically with a focus on scalability and resilience.Engage with cross-functional teams, including developers and product managers.Have the potential to advance into Developer Experience (DevEx) roles in the future.

Join Asana, where our rapid growth presents exciting challenges in ensuring that our systems remain fast, reliable, and resilient. As we evolve our product, we are making a significant investment in reliability, and establishing a brand new Site Reliability Engineering (SRE) team in Warsaw is a crucial component of this strategy. This is a unique opportunity for you to help shape our SRE practice from the very beginning. This role transcends traditional operations; we seek skilled software engineers who are passionate about developing reliable, distributed systems. You will collaborate closely with a small SRE team in San Francisco, infrastructure engineers in Reykjavik, and our established infrastructure team here in Warsaw. Warsaw is poised to become a major hub for our future infrastructure engineering and operations. As one of the founding engineers in this office, you will have a substantial influence on how we construct reliable infrastructure, manage incidents, and support our broader company initiatives. This position is based in our Warsaw office with a hybrid schedule - in-office days are Monday, Tuesday, and Thursday. We provide a Contract of Employment (UoP) for our employees in Poland.

Join the forefront of online security and privacy.At NordVPN, we are pioneering advanced VPN technologies and fostering an environment where innovative problem-solvers thrive. Be part of the team that developed Threat Protection Pro and the NordLynx protocol, creating tools that empower individuals to reclaim their online privacy, security, and control.Your mission? To help millions of users regain control over their online security, privacy, and data.As a Senior Site Reliability Engineer specializing in Traffic Engineering, you will play a critical role in ensuring content accessibility across our global edge network. Your primary objective will be to guarantee that traffic is delivered swiftly, reliably, and securely to users worldwide.You will operate at the crossroads of networking, load balancing, and traffic shaping. When issues arise—be it slow connections, unreachable services, or protocol-level anomalies—you'll be the one to diagnose and resolve them efficiently.

About ShiftKey ShiftKey connects healthcare facilities with licensed and certified professionals to fill open shifts. By applying marketplace principles and deep industry knowledge, ShiftKey addresses staffing shortages in healthcare and helps facilities connect directly with qualified workers. The platform gives professionals control over their schedules, helping more licensed workers return to the workforce and easing a critical challenge in the sector. Learn more at www.ShiftKey.com. Role Overview ShiftKey is hiring a Site Reliability Engineer in Warsaw to keep the Marketplace platform stable, secure, and highly available. The SRE team works closely with engineering to prevent incidents before they happen. In 2025, the platform recorded only 6 minutes of downtime. Maintaining this reliability, while supporting a migration to a new AWS region, will be a central focus. This role blends hands-on maintenance (reducing technical debt, improving deployments, strengthening observability) with engineering and automation projects that make the platform easier to manage over time. ShiftKey values a "you build it, you run it" approach, but avoids burnout. Thanks to a follow-the-sun model with US-based colleagues, there are no scheduled on-call duties after 5:00 PM Warsaw time. Monthly gross pay ranges from PLN 17,000 to PLN 21,000 under an employment contract (CoE/umowa o pracę). Final compensation depends on experience and skills. Work Location and Schedule Candidates should be based in or near Warsaw. The role is primarily remote. In-person collaboration is encouraged on Tuesdays and Wednesdays to support team connection and culture. What You’ll Do Split time between maintenance/support and development work focused on automation and tooling improvements. Contribute to major roadmap projects, including migrating infrastructure to a new AWS region for better cost and availability. Join the "Sheriff" rotation (about one week per month during standard office hours) to help maintain operational excellence.

Teltonika Networks seeks a Tech Lead or Senior Embedded Linux Software Engineer for its Warsaw office. This position centers on developing and enhancing networking solutions that enable industrial connectivity in fields such as Industry 4.0, Smart Cities, and Green Energy. Role overview This role involves building software for both bare metal and embedded Linux devices. The work addresses complex challenges at the intersection of software and hardware, supporting industrial-grade connectivity equipment like routers, switches, gateways, and modems. These products help power modern infrastructure and automation. What you will do Develop software for bare metal and embedded Linux platforms Tackle challenging problems that involve both software and hardware Research and implement new technologies to keep solutions up to date Integrate with hardware components and embedded systems Coordinate with team members in Warsaw and the headquarters in Lithuania Offer technical guidance and mentorship to colleagues About the products The Networking Solutions division designs and manufactures equipment for industrial connectivity. To see the full product range, visit https://www.teltonika-networks.com/products.

About ShiftKeyShiftKey is revolutionizing the healthcare staffing landscape by directly connecting licensed and certified professionals with healthcare facilities that need to fill shifts. We utilize marketplace dynamics and extensive industry knowledge to tackle America's healthcare staffing shortages. Our platform empowers healthcare workers with the flexibility to choose their work schedules, contributing to the reinvigoration of the workforce in this critical sector. Discover more at www.ShiftKey.com.Role OverviewAs a Site Reliability Engineer, you will ensure our Marketplace platform remains stable, secure, and highly available. You will actively collaborate with engineering teams to preemptively address potential issues. In 2025, our platform achieved an impressive 6 minutes of downtime, and you will be integral to maintaining this standard while overseeing a migration to a new AWS region.This position combines hands-on maintenance tasks (reducing technical debt, enhancing deployment processes, and fortifying observability) with engineering and automation efforts that streamline platform operations over time.Join a culture where 'you build it, you run it' is a mantra, without the risk of burnout. Thanks to our US-based counterparts, we maintain a follow-the-sun model, eliminating scheduled on-call duties after 5:00 PM Warsaw time.Monthly gross salary for this position ranges from PLN 17,000 to PLN 21,000 under an employment contract (CoE/umowa o pracę). Final compensation is determined based on experience and skill level.Work EnvironmentCandidates should be based in or near Warsaw. This role is primarily remote, with encouraged in-office collaboration on Tuesdays and Wednesdays to foster team engagement and cultural development.Key ResponsibilitiesDedicate 50% of your time to operational maintenance and support while the other 50% focuses on active development, enhancing automation and tooling.Contribute to significant roadmap initiatives, including migrating our infrastructure stack to a different AWS region to boost cost-efficiency and availability.Engage in the 'Sheriff' rotation, approximately one week per month during standard office hours.

About ShiftKey ShiftKey connects licensed and certified healthcare professionals with facilities that need their skills. By using marketplace principles and industry knowledge, ShiftKey addresses staffing shortages across the American healthcare system. The platform gives healthcare workers the freedom to choose their shifts, helping more people return to the workforce. Learn more at www.ShiftKey.com. Role Overview: Site Reliability Engineer The Site Reliability Engineer will focus on keeping ShiftKey’s Marketplace platform stable, secure, and highly available. This role works closely with engineering teams to prevent incidents before they start. In 2025, the platform experienced just 6 minutes of downtime, maintaining and improving this reliability is a key part of the job, especially as the team migrates to a new AWS region. Day-to-day work balances routine platform maintenance, tackling technical debt, improving deployment processes, and boosting observability. There’s also a strong emphasis on engineering and automation to streamline operations over time. This is not a ticket-pushing role. ShiftKey’s culture encourages ownership: “you build it, you run it.” The company supports a healthy work-life balance, with a follow-the-sun model and no on-call duties after 5:00 PM Warsaw time, thanks to support from US-based colleagues. Monthly compensation ranges from PLN 17,000 to PLN 21,000, depending on experience and skills. Work Environment This position is primarily remote for candidates based in or near Warsaw. Team members are expected to work from the office on Tuesdays and Wednesdays to build team connections and company culture. Key Responsibilities Split time between operational maintenance and development projects that improve automation and tooling. Contribute to major roadmap projects, such as migrating infrastructure to a new AWS region to improve cost efficiency and availability. Participate in the "Sheriff" rotation about one week per month during standard office hours.

About ShiftKey ShiftKey connects healthcare facilities with licensed professionals, helping to address staffing shortages across the United States. The platform enables healthcare workers to select their own shifts, bringing more qualified professionals into the system and supporting direct facility-worker connections. Learn more at www.ShiftKey.com. Role Overview: Site Reliability Engineer This Site Reliability Engineer position focuses on keeping ShiftKey’s Marketplace platform stable, secure, and highly available. The role involves close collaboration with engineering teams to prevent incidents and maintain a high uptime standard, targeting only 6 minutes of downtime in 2025. A major focus for the coming year will be supporting the migration to a new AWS region. The work is split evenly between hands-on maintenance (reducing technical debt, improving deployment processes) and engineering tasks that automate and streamline platform operations. The team follows a 'you build it, you run it' approach, but avoids burnout by limiting on-call duties. Thanks to a follow-the-sun support model with US-based colleagues, no on-call shifts are scheduled after 5:00 PM Warsaw time. Gross monthly salary: PLN 17,000 to PLN 21,000 under an employment contract (CoE/umowa o pracę). Final offer depends on experience and skills. Location and Work Arrangement Candidates should be based in or near Warsaw. The role is primarily remote, but in-person collaboration is encouraged on Tuesdays and Wednesdays to strengthen team connections and company culture. Main Responsibilities Split time evenly between maintenance/support and development work, including automation and tooling improvements. Contribute to roadmap projects, such as migrating infrastructure to a new AWS region for better cost efficiency and availability. Participate in the 'Sheriff' rotation (about once a month during office hours) to help ensure platform reliability.

About ShiftKey ShiftKey connects licensed healthcare professionals with facilities that need their skills. The platform helps address staffing shortages across the United States, while giving healthcare workers more control over their schedules. Learn more at www.ShiftKey.com. Role Overview: Site Reliability Engineer (DevOps) As a Site Reliability Engineer at ShiftKey in Warsaw, the main focus is keeping the Marketplace platform stable, secure, and highly available. This role works closely with engineering teams to prevent incidents, maintain low downtime, and support a major migration to a new AWS region for better performance and reliability. The position blends hands-on maintenance, like reducing technical debt, improving deployment processes, and strengthening observability, with engineering projects that simplify operations over time. ShiftKey follows a 'you build it, you run it' approach, but thanks to a follow-the-sun support model, evenings remain free from on-call interruptions. Compensation The gross monthly salary for this role ranges from PLN 17,000 to PLN 21,000, depending on experience and expertise. Work Location This is primarily a remote position based in Warsaw. Team members gather in the office on Tuesdays and Wednesdays to collaborate and strengthen team culture. What You Will Do Split time between maintaining system reliability and developing automation and tooling. Contribute to major projects, including migrating infrastructure to a new AWS region to improve service availability and manage costs. Participate in the 'Sheriff' rotation about once a month during standard office hours.