Work on AMO to deliver features and architectural improvements across submission flows, automated moderation pipelines, DevHub and Reviewer tools. The role involves Python/Django backend work, React/TypeScript frontend, MySQL, asynchronous processing, improving CI/CD and developer platforms, observability, incident response, and writing technical documentation (ADRs, runbooks).

Join Mozilla's Add‑Ons team to deliver features and architectural improvements across AMO (DevHub, Reviewer tools, automated moderation). Role emphasizes Python/Django backend development, CI/CD and pipeline-as-code, observability (metrics, logging, tracing, SLOs), platform reliability, internal developer tooling, and production incident practices. Position is remote (UK) with a listed salary range of £66,000–£87,000.

Remote (Spain) Senior Software Engineer role on the Add-ons team to deliver features and architectural improvements across AMO (DevHub, Reviewer tools, moderation pipelines). Work includes backend and frontend development (Python/Django, React/TypeScript), improving CI/CD and infrastructure-as-code, building observability and reliability practices, and contributing in the open. Salary range listed: €58,000–€77,000 EUR (annual).

Join Mozilla’s Add-ons team to deliver features and architectural improvements across AMO (DevHub, Reviewer tools, automated moderation). Role centers on Python/Django backend, React/TypeScript frontend, CI/CD and infrastructure-as-code, observability, reliability and incident response. Hiring range for Remote Belgium: €56,000–€74,000 EUR/year.

Join the Add‑Ons team to deliver features and architectural improvements across AMO, DevHub, Reviewer tools, and automated moderation systems. The role involves Python/Django backend and React/TypeScript frontend work, improving CI/CD and observability, operating production services, and contributing in the open. Remote role based in Sweden; listed salary range: 512,925–683,900 SEK per year.

Responsible for the architecture, scale, and reliability of Chainguard's malware scanner platform (scan orchestration, verdict storage, APIs). Partner with Product Security to productionize detections, build measurement and feedback pipelines, operate the scanner in production, and deliver customer-facing APIs for investigation and policy management. Role emphasizes backend and production-infrastructure experience (strong Go or equivalent), high-throughput event-driven systems, observability, and operational ownership.

Maropost is hiring a Senior Software Engineer (Golang) in India to design and build scalable, high-performance backend systems and distributed microservices for high-volume messaging and e‑commerce workloads. The role requires deep production-level Go knowledge, strong skills in concurrency, data structures, algorithms, experience with microservices and event-driven architectures, and 10 years of professional backend development experience. Candidates will own features end-to-end, participate in architectural decisions, conduct code reviews, and work with cross-functional teams.

Kunai is hiring a Senior Software Engineer (Scala) to design and build scalable, immutable, distributed systems with a focus on data streaming and backend services. The role requires 5+ years of software development experience, experience with functional programming (Scala), and cloud experience (AWS and GCP); a bachelor's degree is listed as the minimum requirement.

Join a small senior team to design, build, and operate GitLab Orbit backend services (primarily Rust) in a distributed, cloud-native environment. Responsibilities include improving deployment and observability across GitLab.com, Dedicated, and Self-Managed deployments (Kubernetes, Helm, Terraform, AWS/GCP), strengthening reliability and operational automation, and contributing to the graph query engine, indexing pipelines, and cloud storage integrations.

Hiring a Senior Back-End/MLOps Engineer to develop and maintain backend features (search, ranking, marketplace) and MLOps infrastructure (model deployment pipelines, feature stores, real-time data pipelines, monitoring). Requires 5+ years of software engineering experience and proficiency with at least one of Go, Python, Ruby, or JavaScript/TypeScript; hands-on experience with MLOps tools (e.g., Vertex AI, MLflow, Kubeflow), feature stores, SQL, and cloud platforms (GCP preferred). Remote; employer mentions competitive USD pay.

Seeking a Senior Back-End/MLOps Engineer to build and maintain backend systems and MLOps infrastructure (model deployment pipelines, feature stores, real-time pipelines) for a fast-growing real-estate marketplace. Requires 5+ years experience, strong backend skills (Go/Python/Ruby/JS/TS), SQL, cloud experience (GCP preferred) and hands-on MLOps tools (Vertex AI, MLflow, Kubeflow or equivalent). 100% remote; role based in Colombia (Bogota).

Truelogic seeks a Senior Back-End/MLOps Engineer to join a marketplace team building backend systems for search, ranking, and matching while supporting ML pipelines, model deployment, feature stores, and real-time data infrastructure. Requires 5+ years of software engineering experience, strong backend skills (Go, Python, Ruby, or JavaScript/TypeScript), hands-on MLOps experience (e.g., Vertex AI, MLflow, Kubeflow), feature store experience, strong SQL, and cloud experience (GCP preferred). Position is 100% remote; company headquartered in New York and team is based in Latin America.

Join a marketplace engineering team to build and maintain backend features (search, ranking, matching) and support ML infrastructure including model deployment pipelines, feature stores, real-time data pipelines, and monitoring. Requires 5+ years of software engineering experience, strong backend skills (Go, Python, Ruby, or JS/TS), hands-on MLOps/production ML experience (Vertex AI, MLflow, Kubeflow or equivalent), feature store experience (e.g., Chalk), strong SQL skills, and cloud platform experience (GCP preferred; AWS/Azure acceptable).

Join a marketplace team to build and maintain backend systems powering search, ranking and matching, and to support MLOps infrastructure (model deployment pipelines, feature stores, real-time pipelines, monitoring). Requires 5+ years of software engineering experience, strong backend skills (Go, Python, Ruby, or JavaScript/TypeScript), hands-on MLOps experience (e.g., Vertex AI, MLflow, Kubeflow), feature store experience, strong SQL, and cloud experience (GCP preferred).

Remote role (US/Canada) on the Enterprise Tenants and Policies team focused on multi-tenancy, linked accounts, policy management, and admin console features. Requires 2+ years development experience with modern backend languages (examples: Go, Node.js, Ruby, Python), strong testing and debugging practices, and experience collaborating across teams; experience with microservices, Kubernetes, DevOps, TypeScript/React, and security/admin products is a plus.

CrowdStrike seeks a Senior Cloud Engineer to design and implement backend software and cloud infrastructure for large-scale distributed cybersecurity systems. Responsibilities include building microservices, containerized deployments (Docker/Kubernetes), message-driven/event systems (Kafka/RabbitMQ), cloud solutions on AWS/Azure/GCP, IaC (Terraform/CloudFormation), databases (Redis, Postgres, Elasticsearch/OpenSearch), REST APIs, and observability/monitoring (Jaeger/Zipkin, ELK, Prometheus, Grafana). Position permits 100% telecommuting within the United States. Minimum requirement: Bachelor's degree (or equivalent) plus 5 years of relevant experience. Salary range for U.S. candidates: $265,000–$285,000/year.

Cribl is hiring a Senior Integrations Engineer to design, implement, test, and maintain integration components that connect Cribl Stream to third-party systems (Splunk, Elasticsearch, Kafka, AWS/Azure/GCP storage). Role emphasizes Node.js/TypeScript development, integration and automated testing, on-call rotation, and collaboration with product and UX teams. Listed base salary range: $160,000–$220,000 USD/year.

Senior Software Engineer role (remote/hybrid if local to Maryland) responsible for full lifecycle development of enterprise-grade software supporting federal clients. Key technologies: Java, JavaScript, Scala, RESTful APIs, Splunk; responsibilities include producing estimates, creating/executing unit tests, troubleshooting across environments, and partnering with Business Analysts. Bachelor's degree required; preferred experience with AWS, NoSQL, Gradle, Agile, and federal or healthcare systems (e.g., CMS).

Own and operate core identity and authorization systems protecting Replit's web product, Agent, enterprise controls, and internal services. Responsibilities include designing authorization interfaces and policy, operating Security Token Service and workload identity (OAuth token exchange, JWT/OIDC, SPIFFE/SPIRE, mTLS), threat-modeling delegation and cross-tenant risks, leading migrations and SLO ownership, and partnering with product and infra teams. Tech stack examples: TypeScript, Go, Rust, Postgres, gRPC/Protobuf, Kubernetes, Envoy.

Object First (a business unit of Veeam) is hiring an AWS Backend Developer in Ukraine. Responsibilities include developing Node.js services for autoscaling microservices, designing DynamoDB usage, configuring message brokers, deploying and managing containerized applications in ECS, configuring EC2/LightSail and load balancers, and deploying observability tools such as Prometheus, Grafana, and AWS Timestream. Requires 3+ years of software engineering experience and experience with AWS services (EC2, S3, CloudWatch, Lambda).