Work with Product, Design, and QA to design and develop robust backend services and APIs for a growing SaaS platform. Responsibilities include architecture contributions, automated testing, monitoring and risk mitigation, code reviews, and mentoring. Required experience includes senior-level backend development with languages such as Java, Kotlin, or C#, microservices architecture, SQL/relational databases, and familiarity with monitoring tools like New Relic or Kibana.

Lead a cross-functional engineering team (mobile, backend, platform) to drive monetization and merchandising initiatives. Role emphasizes technical direction, sustainable architecture, partnership with product and data, recruiting and developing engineers. Requires 3+ years of direct management experience and experience delivering high-quality mobile or frontend products; technologies likely include Kotlin/Java, AWS (ECS, SQS, RDS), and modern mobile stacks (Swift/SwiftUI, Android/Jetpack Compose).

Work as a senior full-stack engineer building veterinary SaaS used by animal hospitals. The role involves ownership from scoping to release, building with Elixir and React, using GraphQL and relational databases, mentoring junior engineers, and collaborating with product, QA, and engineering teams. Remote role for candidates located in Latam (Mexico indicated).

Work as a senior full-stack engineer on veterinary SaaS products using Elixir (or Erlang/functional languages) and React. Requires 5+ years building modern SaaS applications, experience with GraphQL and relational databases, mentoring junior engineers, and fluent English. Role is 100% remote and targets candidates located in Latin America (Colombia mentioned).

Work on reusable platform primitives and shared systems (backend infrastructure, connectors, product primitives, frontend platform) to improve reliability, performance, cost, and developer velocity. Role can focus on frontend, backend, or full-stack work; position is full-time based in the Foster City, CA office with an in-office requirement Monday, Wednesday, and Friday.

Join Olo's In-Store squad to design and deliver integrations with POS partners, lead architecture for distributed systems (microservices, event-driven/Kafka), improve resilience and performance, and drive cross-team initiatives. Requires 4+ years' software engineering experience and strong expertise in .NET/C#, cloud infrastructure (AWS, Kubernetes/EKS), CI/CD (GitHub Actions, Octopus), and Terraform. Role includes on-call duties and technical leadership/mentorship responsibilities.

Hightouch is hiring a senior distributed systems engineer to improve sync speed, enable streaming/real-time syncing, scale multi-region and multi-cloud infrastructure, and build low-latency personalization APIs. Role emphasizes ownership, system design, performance optimization, and working with customers on scaling challenges. Salary range $180,000–$400,000 USD per year (location independent).

Lead development of new features and products, provide technical mentorship, collaborate with product and UX, and maintain a modern .NET-based stack. Tech stack includes C#, .NET Framework/Core, ASP.NET (MVC/Core), Blazor, SQL/T-SQL, Entity Framework, JavaScript/jQuery, Azure Functions, Azure/AWS, Terraform, DevOps tooling, and monitoring (New Relic). Candidates must have 10+ years development experience and experience deploying to a major cloud provider.

Join as a Senior Software Engineer (Application Platform) to design, build and operate high-performance, scalable cloud-native backend systems (GCP) for a Penetration Testing as a Service platform. Role emphasizes Go (4+ years), microservices, Docker/Kubernetes, messaging (Pub/Sub, Kafka), NoSQL/RDBMS, testing, GitOps/DevOps and mentoring junior engineers. Remote, full-time, requires 7+ years of experience.

Twilio is hiring a Backend Software Engineer on the Segment CDP team to design and build scalable backend systems and APIs, improve system reliability, and collaborate cross-functionally. Required experience includes programming in Go/Java/Python, operating distributed systems on cloud infrastructure (AWS), container orchestration (Kubernetes/EKS/ECS), async processing, and shipping services via CI/CD. The role is remote (US) with some state hiring exclusions and no mandatory travel.

CrowdStrike is hiring an Engineer III for the NG-SIEM Global Serverless Platform (hybrid, Austin, TX). The role focuses on building and operating the region-level control plane and automation for a large-scale log ingest/search data plane (Golang development), ensuring scalability, high availability, monitoring, and production reliability. U.S. Citizen or U.S. Permanent Resident required. Base salary range listed: $120,000–$180,000/year.

Work on Pyroscope, an open-source continuous profiling database: design, build, operate, and maintain distributed systems for profile ingestion and querying; lead projects end-to-end; participate in on-call rotations; collaborate with Grafana Cloud teams and customers. Strong experience with backend development, distributed systems, cloud-native technologies (Kubernetes), and familiarity with Go and profiling/instrumentation ecosystems is expected.

Join Grafana Labs' Pyroscope backend team to design, build, operate, and maintain distributed systems for profile ingestion and queries. Work remotely (US/Canada), collaborate on cloud-scalable systems, participate in on-call rotations, mentor teammates, and contribute to roadmap and plugins integrating profiling with Grafana and Prometheus.

CareMessage is hiring a Software Engineer II (Integrations) to deliver and maintain API-to-API integrations, direct database connections, and FHIR/HL7 workflows with EHRs. Requires minimum 3 years software engineering experience, hands-on JavaScript plus another language, backend/API development experience, and familiarity with healthcare interoperability. Role is remote (must reside in the United States). Compensation listed at $152,650 USD/year.

Nearform seeks a Senior Software Engineer specializing in Python and AI to design and build AI-enabled applications. This is a full-time permanent role for candidates based in the UK (remote working with frequent travel to client sites in the UK and Europe). The role requires strong Python and modern AI framework experience, version control (Git), testing, CI/CD, cloud and database experience; Kubernetes, Golang and React are listed as nice-to-haves. Salary is up to £95,000 plus bonus and benefits. Visa sponsorship is not available.

Cast AI is hiring a Senior Software Engineer focused on database optimization to build greenfield systems for automated query analysis, index recommendations, and performance tuning. The role requires production experience with PostgreSQL and/or MySQL, strong Go and/or C++ skills, and English communication; candidates must reside in one of the listed European countries. Salary is advertised at €6,500–€9,000 gross.

Role on the Backend Engineering team to design, build, and maintain scalable analytics and backend services for an ML/LLM observability platform. Responsibilities include developing APIs, working with OLAP and distributed systems, integrating collection and monitoring tools, and contributing to open-source components. Requires 5+ years of backend experience and strong proficiency in languages such as Go, Python, Java, or TypeScript.

Join Ramp's Dev API team to build and operate multi-surface developer APIs and AI-first platform capabilities. Responsibilities include designing and executing complex backend projects end-to-end (architecture, implementation, rollout, monitoring) using Python, Temporal, and PostgreSQL; building autonomous tooling and agents to accelerate endpoint creation; and owning API reliability, correctness, and developer experience. Relocation support to NYC or SF is available.

Wizeline seeks a Senior .NET Software Engineer based in Spain. Must-haves include cloud computing experience, solid understanding of event-driven distributed systems and message brokers, strong SQL skills, daily use of IaC and CI/CD, strong observability and scalable design practices, and the ability to mentor and lead smaller initiatives. Clear and confident English communication is required. Familiarity with AI tooling is listed as a nice-to-have.

Lead development of LLM observability features at Datadog, designing and scaling systems for tracing, model evaluation, drift detection, and debugging inference pipelines. Role expects strong experience with distributed systems and scalable backend architectures, hands-on experience building LLM/GenAI applications, and familiarity with observability tools.