Senior Cloud Backend Engineer (Golang)

We’re currently seeking a passionate freelance Senior Cloud Backend Engineer to join our projects ASAP. As a freelancer cooperating with intent, you'll have the opportunity to work on diverse IoT projects, leveraging your expertise in backend and cloud technologies. About intentintent has over 15+ years of experience in conceptualizing, designing, and building apps for IoT and connected devices. We act as a specialized think partner for products at the intersection of physical and digital (such as wearables and IoT), working with companies like Oura, BOSE, and McIntosh audio systems.Salary:20-30K PLN net on a B2B contract (depending on experience).Perks & Benefits:100% remote work & flexible working hours.Knowledge-sharing initiatives.If we’re a great fit after a few months of collaboration, we’d love to invite you to join the internal intent team for a long-term partnership.What You’ll Do:Build and maintain cloud infrastructure based on AWS.Develop backend code and API interfaces that support the business logic of a mobile application.In the case of our biggest project, occasional travel to the US is expectedRecruitment Process:Screening call with HR (45 mins).Technical interview (60-90 mins).Final feedback within a week after the interview.Join Us! Be part of groundbreaking IoT projects, shaping the future of cloud and backend technology. If you’re excited about cloud computing, scalable systems, and backend development in innovative projects—this is the place for you! RequirementsAWS Lambda (provisioned-concurrency, SnapStart), API Gateway (REST + WebSocket), ECS Fargate, CloudFront, Cognito federationTime-series & relational data - designing schemas and retention policies in Amazon Timestream and Aurora Serverless v2ETL pipelines that land raw sensor blobs in S3 and publish Parquet/TFRecord “ML-ready” sets (Glue + Athena)WebSocket (API Gateway) fan-out, device-command queues, signed firmware delivery, staged roll-back logicImplementing field-level encryption with KMS, IAM least-privilege, WAFBuilding GDPR/CCPA compliant solutions, consent receipt storage, data-minimisation life-cyclesStructured logging (JSON), CloudWatch/X-Ray tracing, metric alarms, cost-allocation tagging and Cost Explorer dashboards.Load-testing & provisioned-capacity right-sizingTerraform (modules, workspaces) and GitLab CI/CDSecret rotation, SBOM generation, automated policy checksGolangOriginally posted on Himalayas

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