GitLab seeks a Staff Backend Engineer for the Core DevOps team to lead large backend initiatives across teams, modernize a large monolith into modular systems, set standards for APIs, testing, security, observability and operability, participate in on-call and incident response, and mentor senior and intermediate engineers. Role is remote with a US base salary range listed.

Join Astronomer's open-source engineering team to design and implement new Apache Airflow features and components. Role focuses on improving performance, resiliency, developer experience, test coverage, and engaging with the Airflow open-source community. Requires 5+ years of Python development experience and experience building scalable/distributed systems; remote position with Hyderabad, India location.

Seeq is hiring a remote Staff/Principal Backend Software Engineer to lead design and development of complex, data‑intensive systems (streaming time‑series, ML), mentor engineers, and drive technical direction. The role emphasizes backend technologies (gRPC, GraphQL, JVM languages like Kotlin), databases (Postgres/MySQL), distributed computing, cloud platforms, testing, CI, and agile practices. Salary range is $187,500–$220,000 USD per year. Applicants must be authorized to work in their country of residence; Seeq does not sponsor US F1 or H‑1B visas.

Customer.io is hiring a Staff Software Engineer (Backend) to shape architecture and technical direction for distributed messaging systems handling billions of messages daily. The role requires 10+ years building scalable systems (primarily in Go or similar), experience with cloud-native environments (AWS/GCP), MySQL, observability and reliability practices, mentorship and cross-team leadership. Compensation range listed is $200,000–$240,000 USD with a 10% bonus target.

The Software Engineer III will design, develop, test, and deploy enterprise applications using Java, Spring Boot, microservices, messaging (ActiveMQ/Amazon MQ/SQS), and containerization (Docker/Kubernetes). Requires 7+ years experience, familiarity with AWS services, CI/CD, test automation, databases (PostgreSQL/Oracle), monitoring tools, and working in SAFe/Scrum environments; candidates must be able to obtain Public Trust clearance and have lived in the United States 3 of the past 5 years.

Senior Full Stack Developer role requiring 8+ years of software development with hands-on Java/Core JEE (including Quarkus), Spring, Hibernate, and experience building scalable, API-first, cloud-native services on AWS. Role includes working with Docker/Kubernetes, CI/CD pipelines (Jenkins, Git, Maven), relational and NoSQL databases (Oracle, PostgreSQL, MarkLogic, DynamoDB, MongoDB), and supporting/maintaining Ruby legacy services. Candidates must be able to obtain and maintain a Public Trust clearance and meet the residency requirement of having lived in the United States 3 out of the past 5 years.

Join Sparksoft as a mid-level Full Stack Developer to design, develop, test, document, and support applications in an Agile/DevOps AWS environment. Responsibilities include building microservices and REST APIs, participating in code reviews, providing Level 2 support, mentoring junior developers, and following secure development practices. Required: 5+ years Java/J2EE, microservices, Spring Boot/Quarkus, experience with Docker/containerization, CI/CD (Jenkins/Git/Maven), familiarity with AWS services, databases (relational and NoSQL), and testing tools (JUnit/Mockito). Bachelor's degree in CS or related field.

Suvoda seeks a Software Developer II to work on Interactive Response Technology (IRT) for randomization and drug supply management. Responsibilities include implementing web applications with C#, .NET (Framework or Core), SQL Server, MVC and Entity Framework, producing technical and implementation design documentation, deploying systems, and supporting production issues. Candidates should have at least 2 years of relevant experience; a bachelor’s degree is preferred.

Owner of end-to-end backend product engineering for Reddit Consumer Engineering: design and implement scalable, low-latency APIs and distributed services (GraphQL/REST/gRPC); run experiments and analyze metrics (BigQuery/HEX/Firebase); work cross-functionally with PM, design, data science, and client engineers. Requires 3+ years backend experience and proficiency in modern backend languages (e.g., Go, Python). Base salary range $164,000–$229,000 USD.

Join Reddit's Consumer Engineering team to design, build, and operate large-scale, low-latency backend systems and APIs (GraphQL/REST/gRPC) used by hundreds of millions of users. Role involves end-to-end ownership of product initiatives, experimentation (A/B testing), data analysis (BigQuery/Firebase), and working cross-functionally with PMs, designers, data scientists, and client engineers. Requires 5+ years of hands-on backend development experience.

Join the Managed Inputs team within Observability to design, implement, deploy and maintain scalable, reliable ingestion features (mOTLP endpoints, agentless integrations) across cloud providers. The role requires strong Go skills, experience with Kubernetes, Terraform and Kafka, familiarity with observability (tracing, metrics, logs, profiling), participation in on-call rotations, mentoring peers, and ownership of system stability (SLIs/SLOs and incident response).

Work on the Managed Inputs team within Elastic's Observability Streams program to design, implement, deploy, and maintain scalable backend ingestion features (mOTLP endpoints, agentless integrations) across major cloud providers. The role emphasizes Go development, Kubernetes, Terraform, Kafka, observability, SLI/SLOs, on-call rotations, troubleshooting escalations, and collaboration across a distributed team.

Join Elastic's Observability Streams Managed Inputs team to design, implement, deploy and maintain high-performance backend ingestion pipelines (handling telemetry from Elastic Agents, agentless setups, OpenTelemetry, and cloud sources). Role involves ownership from design to delivery, mentoring through code reviews, on-call rotation, building SLIs/SLOs, and providing engineering-level support. Position is remote/distributed with the role listed for Poland; annual base salary range provided (307,800–486,900 PLN).

Join Elastic's Observability Streams program to design, implement, deploy and maintain high-performing, scalable backend features for Managed Inputs and Managed Integrations. Responsibilities include owning projects end-to-end, supporting escalated customer cases on rotation, monitoring SLIs/SLOs, being on-call, and mentoring peers. Required skills include intermediate-to-expert Go, Kubernetes, Terraform, Kafka, observability (tracing/metrics/logs/profiling), microservices and distributed systems; experience with OpenTelemetry and Elastic Stack is a plus.

Join the Observability Streams program to design, implement and maintain high-performing, scalable backend ingestion features (Managed Inputs and Managed Integrations) that collect telemetry from agents, collectors and cloud sources and route it to Elasticsearch/Kibana. Requires strong Go skills, experience with Kubernetes, Terraform, Kafka, observability (tracing/metrics/logs/profiling), distributed systems, and participation in on-call rotations and support escalations.

Senior staff backend engineer responsible for end-to-end delivery of consumer-facing features: designing scalable APIs (GraphQL/REST/gRPC), building distributed systems, running A/B experiments and analyzing metrics, and owning observability and performance. Requires 7+ years backend experience. Base salary range: $217,000–$303,000 USD (annual).

Remote-first (US) Staff Engineer role to own and evolve the real-time money movement and payments platform. Responsibilities include setting technical direction across distributed backend systems, leading cross-team initiatives, defining event-driven and microservice patterns, and driving AI adoption to improve developer productivity and system quality. Requires 12+ years of experience in distributed backend systems, strong payments/fintech or correctness-critical systems experience, hands-on coding ability, and cloud experience (AWS or Azure). Visa sponsorship is not available. Annual base pay range listed: $190,000–$220,000 (USD).

Remote-first US-based role to own design and delivery of payment infrastructure integrating with Stripe Issuing and banking partners. Requires 10+ years of software engineering experience, deep expertise with .NET/C#, Azure, distributed systems, DDD/CQRS, payments/platform integrations, and experience applying AI-assisted development tools to improve engineering workflows.

Design and implement production Rust services and libraries for Kraken's core infrastructure, focusing on correctness, security, observability, scalability, and operational resilience. Requires 7+ years of software engineering experience and expertise in distributed systems technologies such as RPC protocols, Kafka, and event-driven architectures, plus strong debugging and system-design skills.

iFIT seeks a mid-to-senior Software Engineer to design and build backend microservices in TypeScript/NestJS on AWS (ECS). Responsibilities include developing RESTful APIs, migrating serverless functions to containerized services, ensuring service reliability (rotating on-call), and integrating with billing platforms such as Stripe, Apple, and Google. Requires 4+ years of professional backend or full-stack experience, strong TypeScript/Node.js skills, and cloud/containerization experience.