Senior backend engineer (freelance, T&M) to own end-to-end backend architecture for IoT/connected-device projects: data ingestion, APIs, cloud infra on AWS (EKS, Aurora, DynamoDB, Timestream, S3), Kubernetes, Docker, Terraform, MQTT and CI/CD. Requires 7+ years backend experience, strong Node.js in production, deep AWS and infra experience, English B2+. Fully remote with optional Warsaw office/coworking in Gdansk. Initial freelance period may lead to a permanent contract.

Staff Software Engineer responsible for designing, building, and running the Agentic Platform (agent execution runtime, multi-agent orchestration, state management, and cloud infrastructure). Requires 12+ years experience, production cloud experience (AWS/OCI), service ownership including on-call and SLOs, and hands-on skills with Terraform, Kubernetes/Helm, containerization, and backend languages such as Go, Python, Rust, or Java.

Own the architecture and multi-quarter roadmap for Docker Hardened Images (DHI); define standards and conventions for hardened images and Helm charts; drive container supply chain security (SBOM, Sigstore, SLSA, attestation); mentor senior engineers; represent Docker in enterprise engagements and upstream OSS communities; participate in paid on-call rotation.

Chess.com is hiring a remote Site Reliability Engineer to ensure stability, performance, and scalability of a global gaming platform. Responsibilities include designing multi-region resilient infrastructure, leading hybrid cloud migration, owning on-call and incident response, implementing IaC and CI/CD pipelines, monitoring, capacity planning, and automation. Preferred qualifications include 5+ years in SRE/DevOps/infrastructure roles and experience with bare-metal datacenters, cloud platforms, Linux, Kubernetes, Terraform, configuration management, monitoring tools, and databases.

Udacity (an Accenture company) is hiring external independent contractors to mentor learners in cloud and DevOps topics. Responsibilities include 1:1 video calls, technical deep-dive sessions, and group Q&A. Mandatory technical skills focus on AWS (EC2, S3, RDS, Lambda, DynamoDB, VPC, IAM, SNS, Elastic Beanstalk), CloudFormation (IaC), Docker, Kubernetes, CI/CD (GitHub Actions), serverless, monitoring/CloudWatch, microservices, troubleshooting and automation. Candidates should have 5+ years of relevant experience and strong mentoring/communication skills.

Work on foundational infrastructure and critical systems: design secure, fault-tolerant cloud architectures, evolve CI/CD pipelines, manage infrastructure via IaC, implement containerized deployments, and improve observability. Requires 5+ years professional software development experience with backend systems, cloud platforms (AWS/GCP/Azure), IaC (Terraform/CDK/CloudFormation/Pulumi), container orchestration (Kubernetes/ECS/Docker), and familiarity with SQL/PostgreSQL and analytics stores like ClickHouse.

Join Replit's SRE team to design and implement observability, automation, and infrastructure-as-code solutions; define SLOs/SLIs; lead incident response and post-mortems; and optimize performance and capacity. Role requires 4+ years SRE/DevOps/Systems experience and strong skills with Kubernetes, observability platforms, IaC tools (Terraform/Ansible/Pulumi), and programming for automation (Python/Go).

Senior SRE role responsible for designing observability, defining SLOs/SLIs, leading incident response and post-mortems, building automation and IaC (Terraform/Pulumi), performance-tuning large-scale Kubernetes deployments on cloud (GCP), debugging distributed systems, and mentoring engineering teams. Requires 8+ years SRE/DevOps experience and strong skills in Python or Go.

Role at NVIDIA to debug and enhance cloud-native stacks for multi-rack, multi-tenant AI/ML datacenters (Kubernetes + Slurm), prototype feature extensions (operators, Slurm plugins, microservices), build reproducible testbeds (Helm/Ansible/Terraform), and collaborate with CSPs and internal teams on RFCs and upstream contributions. Requires 10+ years experience in distributed systems and expertise with GPUs, networking (RDMA/RoCE), CI/CD, and observability.

Proofpoint is seeking an SRE to deploy, manage, and scale distributed platforms across regions, design and maintain Kubernetes infrastructure and Helm charts, implement observability (Grafana, Prometheus, etc.), improve reliability and performance through automation, support CI/CD and incident response, and troubleshoot production issues. Requires 4–5 years experience in SRE/DevOps, strong Kubernetes, Terraform, AWS, Helm, and scripting skills.

NVIDIA seeks a Principal Software Engineer for DGX Cloud to build and operate production GPU clusters for AI workloads. Responsibilities include Kubernetes-based GPU resource scheduling, operator development, node health monitoring, telemetry and diagnostics ingestion, incident management, and improving reliability and performance of large-scale systems. Requires strong software engineering experience (15+ years), proficiency in Go or Python, and deep knowledge of distributed systems and cluster management.

Role requires 5+ years in network operations to support NVIDIA's cloud and datacenter infrastructures (DGX Cloud). Responsibilities include 24/7 shift-based incident remediation, troubleshooting, vendor engagement, device upgrades, capacity augmentation, and driving operational improvements. Technologies referenced: TCP/IP, BGP, OSPF, MPLS, VxLAN/EVPN, QoS, IPsec, MACsec, DWDM, peering/DXI/PNI, Arista/Juniper/Fortinet, CSPs (AWS/Azure/GCP/OCI), monitoring and automation tools, and Linux/Python/Shell skills. Salary ranges provided per level: 136,000–224,250 USD (Level 3) and 168,000–264,500 USD (Level 4).

NVIDIA is hiring a Senior Solutions Architect to lead customer technical engagements with hyperscalers and cloud providers for AI training, inference, and large-scale AI infrastructure. Requires 8+ years experience, strong Linux and ML infrastructure knowledge, and proficiency in Python; experience with GPUs/CUDA, containerization (Docker/Kubernetes), distributed training, and frameworks like PyTorch or JAX is desirable. Posted salary ranges from USD 184,000 to 356,500 per year across levels.

NVIDIA seeks a Senior AI Infrastructure Software Engineer for the DGX Cloud team to design, build, and maintain scalable AI platforms for large-scale training, inference, fine-tuning, and agentic AI. Responsibilities include developing platform tools, optimizing AI/ML workload efficiency and resiliency, triaging failures from application to hardware, co-designing APIs, and defining reliability metrics. Requires 8+ years building software infrastructure for large-scale AI systems, experience with Kubernetes and observability stacks (ELK, Prometheus, Loki), proficiency in Golang/Python/C/C++, and experience with distributed systems and AI training/inference. Location: US (remote / Redmond, Seattle, Santa Clara).

NVIDIA seeks a Senior Network Engineer to lead architecture, design, implementation and automation of cloud network infrastructure supporting software development workflows. Requires expertise in large-scale IP networking (MP-BGP, OSPF, ISIS, EVPN/VXLAN, QoS, etc.), hands-on experience with peering and datacenter interconnects, strong automation skills (Python/Shell), and 8+ years of relevant experience. Role listed as US (remote) with specified salary ranges.

Work with customers and internal teams to build, deploy, and optimize large-scale AI training and inference infrastructure using NVIDIA GPUs and networking. Role requires hands-on experience with NVIDIA system software (CUDA, NCCL, drivers), Linux, cluster and node performance analysis, and high-performance networking (e.g., RDMA). Base salary range listed: 135,000 CAD - 220,000 CAD (level-dependent).

Hands-on technical leader responsible for architecting and building control and data plane implementations for a multi-tenant, high-scale machine learning platform. Work includes developing Ray and Spark solutions for LLM training and inference, improving operational excellence, collaborating cross-functionally, mentoring talent, and contributing to platform architecture. Basic qualifications include a relevant degree plus 8–10+ years of experience and strong programming experience in Python, Go, Scala, or Java.

Udacity (an Accenture company) is hiring external part-time contractors as Cloud Technical Mentors to provide 1:1 sessions, technical deep-dives, and group Q&A for learners. Requires 5+ years of relevant technical experience, proficiency with cloud platforms (AWS preferred; GCP/Azure a plus), cloud architecture, DevOps/CI-CD practices, IaC (Terraform/CloudFormation), containerization (Docker/Kubernetes), monitoring/logging, and cloud security. Role is remote and open to candidates in specified timezones/regions (US, Canada, Europe, MENA, India, APAC).

Lead technical, individual-contributor role to design, build, and maintain secure CI/CD pipelines and enforce supply chain security (SBOMs, SLSA, Sigstore/Cosign). Requires hands-on Kubernetes production experience, practical GCP and/or AWS security expertise (IAM, workload identity, secrets), proficiency in Go or Python, and experience securing container images and cloud-native configurations.

Mattermost is hiring a Senior Security Engineer to lead security and IT projects, detect/investigate/remediate incidents using SIEM, EDR, and SOAR, conduct threat hunting with a Zero Trust approach, administer IAM and security monitoring, and assess AI-enabled risk. Requires 3+ years hands-on security engineering/incident response experience, familiarity with SIEM/EDR/SOAR, cloud security (AWS/GCP/Azure), Linux and Kubernetes/Docker, IAM, and managing Microsoft 365/Google Workspace tenants. Posted salary range: €62,000–€82,000 EUR.