18,167 Developer Tools jobs
Open tech roles at companies in developer tools and platforms.
Senior Java Engineer - Core/Infra - Elasticsearch
Senior Java engineer on Elastic's Elasticsearch core/infrastructure team, building shared platform functionality (services, settings, scripting, plugins) plus logging/telemetry, CI/CD workflows, and serverless orchestration. The work centers on core Java, concurrency and JDK internals, API design, and resolving performance and stability issues in a distributed system.
Azure Data Engineer: Build AI‑Ready Data Platforms
Azure Data Engineer in Groningen building scalable data platforms and data pipelines with PySpark, SQL, and Databricks, working on client projects with a focus on the AI transition. Requires an HBO/WO degree and at least 4 years of relevant experience.
Data Engineer — Azure/Databricks Platform | Flexible
Data Wizards, a data technology boutique in the Netherlands, is hiring a Data Engineer to help clients modernize their data infrastructure. Day to day you design, build, and optimize data pipelines and data models using SQL, Python, and Databricks, collaborating with teams on integration solutions. Work-from-home options are available.
Senior Java Engineer - Core/Infra - Elasticsearch
Senior Java engineer on Elastic's Elasticsearch core/infrastructure team, building shared platform functionality — services, settings, Painless scripting, plugins, logging/telemetry — plus serverless orchestration and CI/CD workflows. Daily work centers on low-level Java (concurrency, JDK internals), API design, and performance troubleshooting at scale.
Platform Engineer
Platform Engineer at Iver, a Nordic provider of cloud-based IT services, working in its Financial Services and Fintech unit to deliver and improve critical customer infrastructure. Day to day involves evolving Kubernetes/OpenShift platforms using Linux, IaC, CI/CD, GitOps, Bash and Python, in close dialogue with developers and customers.
Senior Software Engineer (GOlang, Engine)
Senior engineer on Workato's Engine team building and modernizing the Go-based recipe runtime behind its enterprise AI automation platform — designing high-concurrency distributed backend services for recipe execution, triggers, webhooks, and job processing, integrating stores like Postgres, Kafka, DynamoDB, S3, and ClickHouse.
Lead Product Designer
Lead Product Designer at CircleCI (hybrid, San Francisco, 2 days/week in office) who turns business context into design strategy for a CI/CD developer platform: leading journey mapping, competitive analysis, and quick shipping experiments while coaching designers on craft. Requires 8+ years in product design, incl. 5 in B2B SaaS.
Data Centre Design Manager
A Design Manager leading end-to-end design delivery of data centre and critical environment consultancy projects across RIBA Stages 1-4, acting as technical authority on drawings, specs, and submittals. Requires data centre design experience, knowledge of critical systems (UPS, cooling, BMS), and CAD/BIM skills; fully remote or hybrid from Gatwick.
Remote Hands Data Center Technician
On-site data center 'remote hands' technician in Hillsboro, OR supporting hyperscale clients: rack and stack, fiber/copper cabling, break-fix troubleshooting, cross-connects, asset management, and ticketed service requests. Requires 2+ years in data center/telecom IT; pays $27/hour with night and day shift options.
Ingénieur SysOps (H/F)-Tours (H/F)
SysOps engineer at sovereign cloud provider Cloud Temple (Tours, France) ensuring the stability, security, and performance of hybrid cloud infrastructure for a major client. Day-to-day involves system monitoring and patching, IAM/security work, automation with Python/Ansible/Terraform, monitoring with tools like Prometheus/Grafana, and writing technical documentation.
Senior Data Centre Network Engineer / Architect – ACI
Hands-on data-centre network engineer/architect role at an IT services firm, leading Cisco ACI fabric deployments, migrations, upgrades and troubleshooting for an enterprise banking client in Indonesia. Core stack: Cisco ACI/APIC, Nexus NX-OS, BGP/OSPF, vPC, VXLAN/EVPN, with optional Python/Ansible automation.