Owner of the CI/CD and release infrastructure roadmap for Platform Engineering Productivity. Responsibilities include identifying and removing CI/CD bottlenecks, designing and enforcing release gates for supply-chain integrity and artifact provenance, directing multi-quarter projects and teams, serving as Incident Commander on high-severity release or supply-chain incidents, and remaining hands-on with prototyping, code review, and production debugging. Technologies mentioned: Buildkite, GitHub Actions, GitOps/ArgoCD, and Kubernetes.

Work on the Elasticsearch Inference API and plugin: design protocols, implement streaming (SSE) and async execution, handle schema negotiation, rate limiting, chunking and billing integration. Collaborate with the wider inference and Kibana teams, participate in on-call rotation, review OSS contributions, and write unit and integration tests. Requires 5+ years production Java experience.

Hybrid principal-level role building the knowledge layer used by AI agents in Elasticsearch. Responsibilities include shipping production code (TypeScript/Python), designing telemetry and evaluation, iterating on agents, prompts, skills and automations safely, and collaborating with data scientists, backend engineers and product. Requires 10+ years of software engineering experience with production AI-driven products and practical experience with agents, telemetry, and Elasticsearch.

MailerLite seeks a Product Designer to improve product workflows, refine user experiences, and support design research. The role involves collaborating closely with product managers and engineers, working across the full design process, and contributing to data-informed and AI-enabled product features. Remote-first, EMEA-based; stated benefits include a $62k–$72k yearly salary range, international health insurance, paid leave and company retreats.

Join the Streams Backend team to design and implement features for Logstash and backend services, contribute to the OpenTelemetry Collector, solve distributed systems problems at scale, maintain and improve existing code, participate in PR reviews and an on-call rotation. Role is remote-first and the base salary range is €61,100–€96,600 per year.

Work end-to-end on harness features (planner/executor/evaluator pipelines, agent memory, TUI, integrations, telemetry) for Kimchi's AI inference platform. Requires strong production experience in Go or TypeScript (or comparable systems programming), debugging and performance-tuning skills, familiarity with cloud platforms and Kubernetes, and experience with observability and CI/CD practices. Salary band quoted: €6,500–€9,000 gross.

Work end-to-end on the API Platform: design and implement datastores and distributed systems, build billing and usage metering, and own observability and CI/CD. Strong production experience with Go or TypeScript, Kubernetes and cloud platforms, plus skills in performance tuning, query profiling, and observability tooling are required. The role is remote-first and does not provide visa sponsorship.

Senior Software Engineer expected to design and build distributed systems that run agent fleets at scale across cloud and self-hosted environments, with emphasis on security, observability, and auditability. Preferred experience includes Go or TypeScript, Kubernetes, cloud platforms (AWS/GCP/Azure), observability tooling (Prometheus, Grafana, OpenTelemetry), CI/CD/DevOps practices, and performance/database tuning. Role is remote-first and the company does not provide visa sponsorship.

Build and operate distributed systems that autonomously manage Kubernetes infrastructure at scale. Role emphasizes production Go services (or comparable systems programming), deep understanding of Kubernetes internals (autoscaling, networking), observability, CI/CD/DevOps, and multi-cloud integrations (AWS, GCP, Azure). Location-restricted to applicants living in the specified European countries; the company does not provide visa sponsorship.

Build, operate, and own backend services in Go that handle authentication/authorization, billing, audit trails, real-time cloud pricing, and high-cardinality time-series reporting. Requires strong systems engineering, production experience with Go (preferred) or comparable systems language, Kubernetes experience, performance and database tuning skills, familiarity with API design, and participation in on-call rotation. Role is remote-first but applicants must reside in specified European countries and travel to Vilnius for onboarding.

Cast AI is hiring a Senior Software Engineer for the Platform team to design, build, and operate CI/CD pipelines, observability tooling, and local development environments used by internal engineering teams. The role prefers production experience in Go, strong systems programming skills, and hands-on experience with Kubernetes, GitOps/CI tooling, Terraform, cloud platforms (AWS/GCP/Azure), and observability stacks. This remote-first, location-specific role accepts applicants residing in Bulgaria, Croatia, Estonia, Greece, Hungary, Latvia, Lithuania, Poland, Romania, Slovakia, Slovenia, and Ukraine.

Cast AI is hiring a Senior Talent Acquisition Partner on a contractor (embedded) basis to manage end-to-end recruitment for Engineering, Product, Data, Sales, Marketing, and Customer Success across EMEA, AMER, and APAC. Requires 4+ years of full-cycle recruitment experience (preferably in high-growth SaaS/tech), hands-on experience with ATS (e.g., Greenhouse), familiarity with AI recruiting tools, strong stakeholder management, and strong English communication. Compensation listed at €4000–€5000 gross. Cast AI does not provide visa sponsorship.

Seeking a Principal Software Engineer on the Elasticsearch Search Infra team to provide technical vision and contribute to core search infrastructure (indexing, query execution, retrieval, and relevance). Requires deep expertise in search internals (Elasticsearch, Lucene, Solr), strong Java skills, experience with distributed and large-scale search systems, and experience leading and mentoring engineers while collaborating across distributed teams. Role is full-time and based in Greece.

Senior InfoSec Infrastructure Engineer responsible for end‑to‑end security telemetry ingestion into Elasticsearch, operating Elastic clusters (ECK/Kubernetes), managing pipelines, index lifecycle, capacity and upgrades, integrating with cloud/provider APIs, using Terraform/Helm and Python scripts, and applying AI automation to reduce toil. Collaborates with detection, IR, and SOC teams to ensure reliable security data for investigations and operations.

Join Elastic's Security EDR Workflows team to implement user-facing features and backend frameworks for Elastic Defend and OSquery-based forensics. Work with TypeScript/Node.js (and potentially other languages), collaborate across security, product and design teams, and apply AI-assisted development to deliver scalable, high-performance security features used by practitioners worldwide.

Join Elastic's globally distributed Elasticsearch Search team as a Principal Software Engineer to lead development of vector similarity search features (including algorithms like HNSW/IVF), contribute to Lucene-related improvements, write modern Java, collaborate with open-source community members, and drive technical design and implementation for vector search capabilities.

Join the globally distributed Elasticsearch Search Relevance team to design and implement vector search and relevance features, fix bugs, and improve search performance. Role emphasizes Java development, work with vector similarity algorithms (e.g., HNSW, IVF), collaboration on open source (GitHub), and contributions to Lucene/Elasticsearch. Location: Greece. Typical starting salary range indicated: €61,100–€96,600 EUR.

Join the Elasticsearch Search Relevance team to design and implement search features (including vector search using HNSW/IVF), improve Lucene integration, write modern Java, triage and handle community issues, and collaborate with a globally distributed engineering team on open source development.

Lead and deliver high-impact performance engineering initiatives for Elasticsearch, including architecture and code improvements, profiling and benchmarking (flamegraphs, JMH, Rally), performance modeling, regression detection, and automation (AI-assisted optimization). Requires deep Java/JVM knowledge, experience with distributed systems and performance tuning, and mentoring other engineers.

Join Elastic's Integrations team to build developer-facing integrations (language clients, CLI, MCP server, third-party integrations) and the platform for portable agent skills. Work primarily in Go (and Rust), collaborate with product and external partners, focus on developer experience, and validate correctness through evaluations. Requires 8+ years of software engineering experience and knowledge of LLMs/agents, networking, and RESTful APIs. Role is based in Greece and part of a remote, globally distributed team.