Join DuckDuckGo's Privacy Functional Team to lead complex projects that protect user privacy, including work on search indexes, AI features, the Tracker Radar crawler, and privacy features like web tracking and email protections. The role involves system design, participating in privacy reviews and audits, mentoring engineers, and requires experience with privacy solutions and strong technical communication.

Lead front-end technical strategy and architecture for a complex merchant platform (Account Setup, Monitors, Workflows, Auditing, and Primer AI Companion). Hands-on role requiring TypeScript and React expertise, component-system design, state management at scale, performance and accessibility focus, and cross-team technical leadership in a remote-first environment.

Lead design and development of security agent capabilities powering runtime threat detection and workload protection across Datadog Security products. Work includes building eBPF-based monitoring, kernel-level instrumentation, performance-sensitive systems, and large-scale data collection, and partnering with cross-functional teams to deliver platform capabilities.

Ashby is hiring Design Engineers in multiple European countries. The role requires both design and engineering proficiency: shipping UI/UX, expanding the design system, and consulting on bespoke designs with Product Engineers. The company's stack includes TypeScript, React, GraphQL, Node.js, Postgres, and Redis; minimum proficiency expected in TypeScript, React, and CSS. The posting covers levels from Junior to Staff, with this specific posting aimed at mid/senior candidates (2+ years continuous experience). The interview process is multi-stage (intro call, technical screen or design take-home, and on-site/live interviews). Benefits mentioned include salary and equity, parental leave, equipment budget, and unlimited PTO.

Hiring a Principal Software Engineer to design, build, and operate core pieces of Serverless Elasticsearch. Role emphasizes deep distributed-systems and consensus expertise, Java development, indexing and cluster coordination at scale, debugging performance and concurrency issues, and owning projects end-to-end.

Role to design and implement core distributed-systems components for Serverless Elasticsearch: indexing, cluster coordination, shard/node scale, performance and concurrency. Requires deep distributed-systems knowledge, strong Java (JDK), algorithms, concurrency, and experience debugging and operating large-scale clusters. Bonus: Netty, Lucene, data stores and search/analytics experience.

Cloudera seeks a Senior Staff Software Engineer (Spark) to design and deliver enterprise-grade features for Spark and Livy, focusing on distributed data processing, Iceberg/Parquet, fault tolerance, and large-scale cluster operation. Requires 6+ years professional software development, strong skills in at least one of Java/Scala/Python, experience with distributed systems, and the ability to lead complex product enhancements. Role is remote (listed for UK, Czech Republic, Ireland, Spain) and not eligible for immigration sponsorship or relocation.

Cloudera seeks a Staff Software Engineer to architect and implement the next generation of its enterprise Apache Iceberg distribution. Responsibilities include contributing to Apache Iceberg, improving performance across the stack, developing Java features, debugging large-scale distributed deployments, and collaborating with product and customer teams. Required: degree plus relevant experience (e.g., Bachelor's +6+ years) and strong programming, systems design, and problem-solving skills. Role is remote for listed countries and is not eligible for immigration sponsorship. Washington base salary range: $184,000–$230,000 (USD, annual).

Join Datadog's REDAPL team to design and build a query engine and other platform components for high-throughput relationship traversal, data ingestion, processing, and querying. The role involves leading technical initiatives, improving scalability, resilience, and performance, and collaborating with internal product teams. Experience with distributed systems, back-end engineering, and graph databases is highlighted.

Responsible for developing and maintaining core framework and messaging transport components for Kraken's trading engine (Aeron-based). Tasks include designing low-latency, high-availability messaging across unicast/multicast/IPC, tuning system stack for microsecond latency, building durable message replay integrations, implementing security and risk mitigations, and collaborating across distributed teams. Requires 5+ years' C++ experience and familiarity with Linux-based concurrent/low-latency systems; experience with Aeron, UDP/multicast, kernel-bypass techniques, profiling tools, and knowledge of trading systems and crypto is desirable.

Astronomer is hiring a Staff Software Engineer on the Platform team to design and build production platform systems spanning multiple cloud providers. The role requires deep distributed-systems expertise, operator-level Kubernetes experience, strong Go proficiency, multi-cloud architecture experience (AWS/GCP/Azure), and the ability to write influential design docs and decision records.

Lead technical strategy across the Partners engineering teams, own design of core backend services for high-performance distributed systems, act as technical authority on partner integrations, mentor and influence engineers across teams, and partner with Product on roadmap decisions. Role is remote and part of a globally distributed engineering organization focused on payments and developer platform integrations.

This Staff-level Forward Deployed Engineer position partners with strategic customers and cross-functional GitLab teams to resolve complex technical and adoption challenges, contribute production-quality fixes and features to GitLab, and develop reusable guidance for AI-assisted development and the agentic SDLC. The role requires strong engineering experience (notably Ruby on Rails or Go), deep knowledge of DevSecOps and CI/CD, and experience diagnosing system behavior across application, infrastructure, and observability domains.

Remote, EMEA-based Staff Forward Deployed Engineer responsible for engaging with strategic customers to diagnose and resolve complex product and operational issues, drive governed AI/agentic SDLC adoption, contribute durable product fixes and features, and produce reusable guidance and thought leadership. Requires staff-level experience with large production systems and hands-on skills in technologies such as Ruby on Rails or Go, CI/CD, Git internals, Kubernetes, observability, and DevSecOps practices.

Join ClickUp as a Staff Frontend Engineer to design and implement features in Angular 2+, build efficient and reusable front-end code, resolve performance and scalability issues, and maintain unit/integration tests. The role requires collaboration with designers, backend and integrations teams, strong HTML/CSS skills including accessibility and cross-browser compatibility, and 8+ years of JavaScript/framework experience. AI fluency and mentoring experience are expected.

Join ClickUp as a Senior Frontend Engineer to build features in Angular 2+ while collaborating with designers, backend, and integrations teams. Responsibilities include architecting efficient, reusable front-end code, identifying and resolving performance and scalability issues, maintaining unit and integration tests, and following established state-management practices. Qualifications: 5+ years with JavaScript and modern frameworks (Angular 2+ required), experience with NgRx/Redux-style state management, TypeScript, RxJS, HTML/CSS, and accessibility. Locations listed: Poland, Bulgaria, Ukraine, Hungary, Czechia, Ireland.

Muck Rack seeks a Senior DevOps Engineer to design and standardize infrastructure, deployment workflows, and CI/CD pipelines; operate and improve Kubernetes-based container infrastructure on AWS; enhance observability and incident readiness; and participate in a shared on-call rotation. The role requires 5+ years in DevOps/platform engineering and hands-on production experience with Kubernetes, Terraform, AWS services (EKS, S3, IAM, RDS, VPC, Route53), CI/CD tooling, and container systems.

Work on designing and implementing low-latency, highly scalable distributed systems and APIs for Twilio Voice. Requires 5+ years of software engineering experience with backend/infrastructure focus and proficiency in Java, Spring/Dropwizard, relational databases (PostgreSQL/Aurora), and cloud platforms (AWS/GCP). Role based in Dublin with occasional travel.

Remote Senior Backend Engineer role at DuckDuckGo focused on developing performant, testable backend systems and data pipelines (Perl v5, Go, Node.js). Responsibilities include implementing AI-assisted features for Search and Duck.ai, maintaining search relevancy, mentoring engineers, and collaborating cross-functionally. Compensation listed at $178,500 USD/year plus stock; role expects ~40 hours/week and travel ~2 times/year for company meetups.

Ashby seeks a Staff Platform Engineer (SRE-leaning or platform-focused) to own end-to-end platform projects: scaling infrastructure, infrastructure-as-code, reliability (SLOs/SLIs), canary deployments/feature flags, event-driven architecture and data warehousing, security guardrails, and developer tooling. Role is remote across specified European countries. The team uses TypeScript/Node.js, Postgres, Redis, AWS, Datadog and Sentry; engineers are on-call in a follow-the-sun model and ship frequently via CI/CD.