Software Engineer - Integrations

About Oneleet Oneleet is a rapidly growing security and compliance platform focused on making cybersecurity and compliance more effective, accessible, and straightforward for businesses. The platform helps companies build, manage, and monitor cybersecurity programs while working toward compliance standards such as SOC 2 and ISO 27001. Oneleet monitors cloud environments across AWS, GCP, and Azure, helping identify security risks such as exposed storage, inadequate encryption, overly permissive IAM policies, and compliance gaps. Following a $33 million Series A, Oneleet is expanding its customer base and engineering organization as it works to reshape the cybersecurity and compliance industry. About the Role Oneleet is seeking a Software Engineer, Integrations to build and maintain the integrations that connect its security platform with cloud providers, security tools, and third-party services. This is a backend-heavy engineering role focused on reliability, data quality, and integration coverage. You will ensure that Oneleet can consistently collect the right security signals from external systems and make that information available to downstream security and compliance features. As part of the engineering team, you will collaborate closely with the founding team and other engineers to understand business and customer needs and help build the core technology powering the Oneleet platform. Key Responsibilities Build and maintain integrations with AWS, GCP, and Azure cloud environments. Develop integrations with third-party security tools and external services. Discover cloud resources, synchronize configurations, and surface relevant security data. Design data pipelines that normalize and validate inputs from diverse APIs. Handle real-world API challenges including inconsistent responses, pagination, rate limits, and evolving schemas. Implement authentication flows using OAuth 2.0, OIDC, API keys, and service accounts. Build reliable and recoverable integrations with strong error handling and retry mechanisms. Implement monitoring, observability, and alerting for integration failures and operational issues. Create clear documentation covering integration behavior, data mappings, and troubleshooting procedures. Improve engineering standards, tooling, and reusable patterns that make future integrations faster to develop. Collaborate with engineering teams to understand downstream data requirements. Ensure integrations consistently deliver the data required by Oneleet's security platform. Required Qualifications 3+ years of professional software development experience, particularly in backend APIs, integrations, or data pipelines. Experience with strongly typed compiled programming languages such as: Go Java C# C++ Rust Strong preference for Go experience. Experience integrating with REST APIs and working from API documentation. Ability to handle real-world API behavior and integration challenges. Experience working with SQL. Experience building or maintaining SaaS platform backends. Strong problem-solving abilities and a willingness to take ownership of technical challenges. Comfortable working independently in an environment that values initiative and accountability. Preferred Qualifications Knowledge of authentication standards including OAuth 2.0, OIDC, and SAML. Professional experience in information security. Familiarity with cloud provider APIs and SDKs, including: AWS SDK GCP client libraries Azure SDK Experience with integration testing and debugging tools. Bachelor's or Master's degree in Computer Science or a related field. Cloud & Integration Technology The role focuses heavily on building reliable integrations across modern cloud and SaaS environments. Cloud Platforms Amazon Web Services (AWS) Google Cloud Platform (GCP) Microsoft Azure Integration Technologies REST APIs API Documentation Data Pipelines API Authentication OAuth 2.0 OIDC API Keys Service Accounts Programming Go Java C# C++ Rust Data SQL Data Normalization Data Validation API Data Synchronization Engineering Focus You will help build the foundational integration layer that powers Oneleet's security capabilities. Key engineering challenges include: Reliable API integrations Cloud resource discovery Configuration synchronization Security data collection Data normalization and validation API rate-limit handling Pagination and schema changes Error handling and retry logic Observability and alerting Integration testing Backend SaaS development Who We're Looking For Oneleet values passionate self-starters with a growth mindset, a bias toward action, and strong personal accountability. The company is particularly interested in engineers who: Enjoy solving difficult technical problems. Are comfortable working in ambiguous environments. Challenge outdated approaches and look for better solutions. Are decisive while remaining collaborative. Communicate clearly and take ownership of their ideas. Want to make a meaningful impact on the product and company. Remote-First Work Environment Oneleet operates as a remote-first company and hires globally in regions where it can legally engage employees directly or through an employer-of-record partner. The role is listed in Amsterdam, Netherlands, while the company supports global hiring based on applicable employment arrangements. Perks & Benefits Comprehensive health and wellness benefits. 20 days PTO per year, plus 8 floating holidays. Remote-first work culture. Team off-sites in locations such as Amsterdam and Italy. Competitive compensation and equity. Geographic pay bands based on work location and local market conditions. Compensation is determined based on work location, skills, experience, and relevant education or training. The company notes that posted compensation ranges reflect a U.S. national baseline and may be adjusted for different geographic markets. Why Join Oneleet? This is an opportunity to work on the foundational technology behind a modern cybersecurity and compliance platform. As a Software Engineer, Integrations, you will directly influence how Oneleet connects with cloud platforms, security tools, and third-party services. Your work will help organizations automate security processes, improve compliance, and maintain more secure cloud environments. You will also have the autonomy to make meaningful technical contributions while working alongside a passionate engineering team in a rapidly growing Series A startup. Equal Opportunity Oneleet is an equal opportunity employer committed to making hiring decisions based on merit, skills, and potential, regardless of location or other characteristics protected by applicable law.