Lead the design vision for a core business area within Tide’s platform, collaborating with Product, Engineering, UX Writers and Researchers to deliver end-to-end solutions from discovery to high-fidelity designs. Required: minimum 6 years' product design experience, strong Figma and prototyping skills, experience with user research, design systems, facilitating workshops, and data-informed design (Looker/Heap/GA/Hotjar).

Join Olo's In-Store squad to design and deliver integrations with POS partners, lead architecture for distributed systems (microservices, event-driven/Kafka), improve resilience and performance, and drive cross-team initiatives. Requires 4+ years' software engineering experience and strong expertise in .NET/C#, cloud infrastructure (AWS, Kubernetes/EKS), CI/CD (GitHub Actions, Octopus), and Terraform. Role includes on-call duties and technical leadership/mentorship responsibilities.

The Data Surveillance Analyst will support cross-functional study teams by developing and configuring Data Surveillance Plans and technologies, reviewing data to identify trends/outliers/risks, documenting and escalating findings, and producing central monitoring reports. Role requires at least 3 years' relevant medical/clinical or data management experience in CRO/pharma, familiarity with centralized/adaptive monitoring, and basic SAS or SQL (or other programming) skills. Positions are available remotely in South Africa, Lithuania, and Poland.

Cast AI is hiring a Senior Software Engineer focused on database optimization to build greenfield systems for automated query analysis, index recommendations, and performance tuning. The role requires production experience with PostgreSQL and/or MySQL, strong Go and/or C++ skills, and English communication; candidates must reside in one of the listed European countries. Salary is advertised at €6,500–€9,000 gross.

Kraken seeks a Staff Product Designer to set and elevate design vision across complex, high-priority areas of its flagship app. The role involves leading design for ambiguous problem spaces, evolving the design system, influencing product strategy, mentoring other designers, and using data and research to inform decisions. Requires 7+ years of product design experience with strong mobile UX, visual design, advanced prototyping, and systems thinking; experience in trading/financial products is a plus. Positions are listed for multiple countries.

Senior Mobile Engineer (Flutter) responsible for designing, implementing and testing high-performance Flutter/Dart applications and components. Work in multi-disciplinary agile teams, contribute to the Flutter Community of Practice, and use the team’s stack (flutter_bloc, get_it, Melos, code generation tools, BDD testing, Firebase, monitoring and CI/CD) to deliver resilient, testable and modular mobile features.

Work on event-driven microservices (Java 17, Spring Boot, JOOQ) deployed to AWS (Aurora/PostgreSQL, SNS/SQS, Kafka, EKS). Responsibilities include designing, building, running and scaling services, using CI/CD (GitHub Actions), GitOps (ArgoCD), infrastructure as code (Terraform), containerisation (Docker/Kubernetes) and monitoring (DataDog). Gross monthly salary range: 4850€–9325€.

Tide is hiring an Engineering Manager to lead and directly manage a cross-functional product team (end-to-end ownership). Responsibilities include delivery, tech excellence and architecture, improving team performance (DORA), and coaching engineers. Requires 10+ years building server-side applications, detailed knowledge of Java and backend frameworks (e.g. Spring Boot), experience with microservices, cloud-native/AWS environments, relational databases, and people management. Gross monthly salary range: 7400€–11560€.

Senior, hands-on Staff Product Engineer (Ruby on Rails). Remote role owning hard PRs and end-to-end product areas (billing, enterprise auth, API, dashboard, infra), responsible for performance, security, mentoring via code review, and shipping production Rails code. Fluent English and prior Stripe/billing experience required.

SearchApi seeks a senior infrastructure engineer to own and operate its cloud stack and observability for production workloads serving billions of requests. Responsibilities include architecting and operating containerized browser infrastructure, managing AWS services (ECS, EKS, Fargate, RDS, ElastiCache), writing Terraform, tuning autoscaling and networking (websockets, TCP), debugging production issues, and mentoring engineers. Role is remote and expects strong written English, deep AWS and infrastructure-as-code experience, and prior work at scale.

SearchApi seeks a remote Ruby Engineer to build and maintain web-scraping integrations and browser automation (CDP), tackle anti-bot evasion, optimize concurrency, and support production systems at scale. The role involves debugging production issues, reverse engineering protections, contributing across the stack (Ruby on Rails, PostgreSQL, Redis, Sidekiq), customer-facing support, and improving monitoring and infrastructure (Terraform, AWS, Prometheus, Grafana).

Remote role to design and implement greenfield proxy infrastructure: high-performance reverse proxies, IP rotation and session management, IP reputation tracking, geo-targeting and monitoring. Requires deep TCP/UDP and protocol knowledge (HTTP/HTTPS/SOCKS5, HTTP/2/3), Linux networking experience, prior experience building proxy or networking infrastructure, fluent English and a BSc or equivalent technical degree.

SearchApi seeks a remote Anti-Bot Engineer to research and implement anti-bot evasion, reverse engineer detection systems (Cloudflare, Akamai, DataDome, PerimeterX, etc.), optimize Playwright/Puppeteer/CDP configurations, debug TLS/protocol fingerprinting (JA3/JA4, HTTP/2, HTTP/3/QUIC), analyze network traffic, and run headless browsers reliably at scale. Fluent English and deep hands-on experience with browser internals, fingerprinting, network analysis tools, and relevant tooling (Playwright, Puppeteer, Selenium, Wireshark, Burp Suite, mitmproxy) are required.

Sardine is hiring a Senior Data Scientist to design, prototype, and productionize machine learning and graph analytics solutions for fraud and risk use cases. The role involves client-facing problem solving, metrics definition, dashboard automation, collaboration with engineering to scale models, and requires 7+ years of relevant data science or quantitative experience with strong Python/R and SQL skills.