Top Tech Jobs & Startup Jobs

20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Senior level
Senior level
HR Tech • Information Technology • Professional Services
Lead and mentor a full-stack engineering team to design, build, and operate scalable backend services (Java/Spring Boot, NestJS) and modern Angular frontends; drive architecture, observability, testing, integrations, sprint planning, and hiring while remaining hands-on in development and production support.
Top Skills: AngularElasticsearchEvent-Driven ApisJavaMongoDBMySQLNestjsNode.jsRedisRestSpring BootTypescriptVertica
20 Days AgoSaved
In-Office
Kyiv, Kiev, UKR
Mid level
Mid level
HR Tech • Information Technology • Professional Services
Develop and maintain native iOS applications using Objective-C and Swift. Collaborate with product, QA, and cross-functional teams to design, review, and ship features. Ensure app performance, fix bugs, perform code reviews, and adopt new mobile technologies. Take ownership of assigned tasks and product outcomes.
Top Skills: AngularAWSC#C++CSSHTMLJavaScriptNode.jsObjective-CSwiftTypescript
20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Mid level
Mid level
HR Tech • Information Technology • Professional Services
Design, implement, and deploy full-stack features using Kotlin (Spring Boot/Ktor) backend and React+TypeScript frontend. Build REST APIs and real-time layers (WebSocket/SSE), containerize services with Docker/docker-compose (including Docker-in-Docker/sidecars), optimize PostgreSQL databases, enforce security best practices, write documentation, and own features from requirements through production.
Top Skills: DockerDocker-ComposeDocker-In-DockerKotlinKtorPostgresReactRest ApiSidecar ContainersSpring BootSseTypescriptWebsocket
20 Days AgoSaved
In-Office
Medellín, Antioquia, COL
Senior level
Senior level
HR Tech • Information Technology • Professional Services
Build and maintain end-to-end third-party data integrations on a Databricks-native MDM platform: develop PySpark Structured Streaming pipelines, Python/FastAPI backend orchestration, and Node.js/React UIs; collaborate with vendors and product teams; ensure reliability, observability, and maintainability of connectors.
Top Skills: AWSAzureCdc/CdfCheckpointingCi/CdDatabricksDatabricks JobsDatabricks Unity CatalogDatabricks WorkflowsDelta LakeDockerFastapiJavaScriptNode.jsOauthPysparkPythonReactRest ApisSpark Structured StreamingSQLTerraformTypescriptWebhooks
20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Senior level
Senior level
HR Tech • Information Technology • Professional Services
Own and develop Sunbit's customer-facing native mobile app. Build new features from concept to deployment, integrate with backend APIs, ensure high-performance UX, publish and maintain apps in app stores, write clean maintainable code, and mentor teammates in a collaborative environment.
Top Skills: App StoreClaude CodeCSSCursorGoogle PlayJavaJavaScriptKotlinPlaywrightReactReact NativeTypescriptWebsockets
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20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Senior level
Senior level
HR Tech • Information Technology • Professional Services
Design and implement scalable full‑stack features for an enterprise AI audio/video recording platform. Build user/role management, open APIs, reporting, integrations, and AI-driven capabilities using Node.js, React, Nest.js, AWS and MongoDB, ensuring high code quality, testing, and cross-team collaboration.
Top Skills: Automated TestingAWSCadenceCi/CdGitJavaScriptMicroservicesMongoDBNest.JsNode.jsNoSQLReactRestful ApisSQLTemporal
20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Mid level
Mid level
HR Tech • Information Technology • Professional Services
Design, build, and maintain scalable full-stack AdTech systems. Implement backend services (Java Spring Boot, NestJS/TypeScript), RESTful and event-driven APIs, and Angular frontends. Improve observability, write unit/integration/E2E tests, handle production debugging and scaling, and participate in architecture and design reviews.
Top Skills: Angular (15+)E2E TestingElasticsearchEvent-Driven ApisIntegration TestingJavaMetricsMySQLNestjsNode.jsObservability (LogsReactRedisRestSpring BootTracing)TypescriptUnit TestingVerticaVue
20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Senior level
Senior level
HR Tech • Information Technology • Professional Services
Lead migration of legacy LAMP/Couchbase stack to containers and Kubernetes. Build and manage Kubernetes clusters and control plane, create IaC, automation (Ansible/Terraform/Bash/Python), CI/CD pipelines, and observability (Grafana/Prometheus). Partner with developers to improve deployment reliability, maintain runbooks/documentation, support Linux production systems, and participate in on-call rotation.
Top Skills: AnsibleApacheAWSBashCi/CdCouchbaseDockerF5GrafanaKubernetesLampLinuxPHPPrometheusPure Storage SanPythonTerraformVMware
20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Junior
Junior
HR Tech • Information Technology • Professional Services
Lead technical onboarding for an analytics platform: design and implement event tracking, integrate SDKs and client/server event flows, validate data, advise on data architecture, troubleshoot issues, and align stakeholders to ensure customers realize value quickly.
Top Skills: Analytics PlatformsClient-Side EventsData LakesData PipelinesData WarehousesEvent TrackingSdk IntegrationsServer-Side EventsServer-To-Server Events
20 Days AgoSaved
In-Office
Warsaw, Warszawa, Mazowieckie, POL
Senior level
Senior level
HR Tech • Information Technology • Professional Services
Provide technical support and field engineering for Torq's security hyperautomation platform: engage customers, resolve technical issues, support solution adoption, influence product roadmap, and stay current with security automation trends.
Top Skills: APIsAutomation ToolsBashJavaScriptPowershellPythonWorkflow AutomationZendesk
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