iOS Developer Semi Senior

Work on backend services and APIs that support vendor profiles, onboarding requests, and portal workflows; improve matching and deduplication, ensure data integrity and access controls, and own projects from design through launch while partnering with product, design, and other engineering teams.

Work on developer platform tooling: improve builds, type-checking, linting, tests, monorepo and package management, development environment setup, web delivery pipelines (preview environments, rollouts, monitoring, rollback), and automated validation. Collaborate with product and infrastructure teams and lead tooling upgrades and migrations. Strong React, TypeScript/JavaScript, and Node.js experience expected.

Own engineering for a Grafana experimentation product used for A/B tests and feature-flag integrations. Work across a TypeScript/React frontend and a Go backend, integrate with data pipelines (RudderStack → BigQuery, Faro → Loki), extend a Bayesian statistics engine, and collaborate with data scientists, data engineers and product stakeholders. Role includes production shipping, on-call responsibility, and mentoring.

Hands-on senior engineer on the Product Analytics team owning the experimentation Grafana app end-to-end. Work spans a TypeScript/React frontend and a Go backend, integrations with OpenFeature, RudderStack, BigQuery and Loki, Kubernetes custom resources (CUE), and a Bayesian statistics engine. Responsibilities include building experiment workflows, improving instrumentation and analysis, collaborating with data scientists and engineers, shipping production code, and participating in on-call support. Sweden base compensation range provided.

Build and maintain asset-related features across MetaMask Clients (ERC-20 tokens, NFTs, token lists, token detail pages), develop core wallet controllers, expand asset support (including RWAs), and collaborate with product, design, and engineering. Requires 3+ years relevant experience, strong React/React Native and modern JavaScript/TypeScript skills, and familiarity with blockchain/Web3 integration.

Lead-level engineering role responsible for technical vision, architecture, and hands-on full-stack contributions across cloud platforms (AWS/Azure/GCP). Responsibilities include modernizing monoliths to microservices/event-driven systems, ensuring performance/scalability/operability, mentoring engineers, and driving cross-domain architectural standards. Requires a minimum of 7 years experience; Capital One may sponsor employment authorization.

Hands-on software engineering role focused on designing and implementing reusable infrastructure for AI quality and evaluation: backend services, evaluation execution, dataset and test-case management, regression pipelines, CI/CD integration, observability, and secure handling of sensitive data. Collaborate with AI/ML engineers to integrate evaluation into normal development workflows and ensure reliable production behavior.

Hands-on Software Engineer for AI Platform responsible for designing, building, and operating shared infrastructure (APIs, model integration services, inference gateways, data access, observability, auth, rate limiting, prompt management, etc.) to support AI-powered applications across Bask Health. Requires 3+ years of backend/platform experience and familiarity with LLM integration patterns, cloud and distributed systems, databases, testing/CI, and secure multi-tenant/healthcare data practices.

Remote staff Forward Deployed Engineer working with strategic customers and cross-functional teams to diagnose and resolve high-impact adoption and production issues, contribute production-quality code to GitLab, and enable governed AI adoption (GitLab Duo / agentic SDLC). Role emphasizes deep technical troubleshooting across application code, infrastructure, CI/CD, observability, Git internals, and enterprise security/compliance, plus producing reusable guidance and thought leadership.

PayPayの社内システム部門で、OutSystemsをはじめとするローコードプラットフォームやUiPath、Google Apps Script、Celonis、生成AIなどを活用し、社内業務アプリケーションの設計・開発・テスト・リリース・運用保守や業務プロセスの可視化・自動化・改善を担当します。業務部門との要件整理や既存システムの改修、API連携、品質・保守性向上のための継続的改善に携わる役割で、日本語ビジネスレベルが求められます。