And then we test them with vitest, jest, and playwright. If you're also interested in the backends, here's some other tech we use: PHP, NodeJS, Docker, Elastic, Redis, and all the services offered by AWS. We have tools and services written in a variety of languages including Kotlin, and Go. We're big fans of using the right More ❯
appropriate technologies from our stack, which includes python, Node.js, or Jave for programming languages; Django, Express.js, or Spring Boot for frameworks; and PostgreSQL or MySQL for transactional date, with Redis for caching and session management. Design and implement robust security measures, including AES-256 encryption for sensitive data, TLS for secure communication, and OAuth/JWT for authentication and authorisation. More ❯
appropriate technologies from our stack, which includes python, Node.js, or Jave for programming languages; Django, Express.js, or Spring Boot for frameworks; and PostgreSQL or MySQL for transactional date, with Redis for caching and session management. Design and implement robust security measures, including AES-256 encryption for sensitive data, TLS for secure communication, and OAuth/JWT for authentication and authorisation. More ❯
and working with our developer community. Knowledge of container technologies like Docker, and orchestration technologies like Kubernetes. Experience with caching, message brokering, or pub/sub using tools like Redis, along with familiarity with CI/CD tools (e.g., GitHub Actions) and writing unit and end-to-end tests. Experience with cloud platforms (AWS, Google Cloud, Azure, DigitalOcean) and Infrastructure More ❯
Flutter and available on both Android and iOS Our back-office/and Rafiki's customer facing web app is written in Typescript/React We use Postgres, kafka, redis and vault We use and leverage AWS as much as possible and we manage it with Terraform We write unit and integration tests, do code reviews and deploy multiple times More ❯
across the entire data and engineering stack. Tech Stack AI Engineering: Python, LangChain, LlamaIndex, LangGraph AI Models: OpenAI, Anthropic, Gemini, Custom Models Data Tools: DBT, BigQuery Databases: PostgreSQL, OpenSearch, Redis Product Engineering: TypeScript (Full-stack) Infrastructure: Serverless, AWS, Google Cloud, GitHub Actions Requirements Strong academic background in a relevant field Proven track record of delivering exceptional work Experience in fast More ❯
West London, London, United Kingdom Hybrid / WFH Options
Client Server
and TDD You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms Other tech in the stack includes Scala, React, Spring, Oracle, Redis, Kubernetes, Docker and Linux so previous exposure to any of these would be beneficial You're collaborative with good communication skills What's in it for you: As a Java More ❯
experience with JavaScript/TypeScript and React for frontend development Strong understanding of Next.js and Node.js for backend logic, APIs, and server-side rendering Experience with SQL databases and Redis in a real-world, production setting Familiarity with Tailwind CSS for building clean, responsive UIs Ability to debug, profile, and optimize full-stack applications Strong communication skills and a friendly More ❯
and application security. Good working knowledge of private cloud technologies such as LinuxKVM/QEMU & VMWare. Good working knowledge of MySQL/MariaDB and other data stores such as Redis, Memcache and DynamoDB. Knowledge of CI/CD pipelines, particularly Github actions and code quality controls. A keen interest in operational excellence and improvement. Prior experience in developing processes and More ❯
in Dart with Flutter and available on both Android and iOS Our NALA for Business product is web only and written in React and Typescript. We use Postgres, Kafka, Redis and Vault We use and leverage AWS as much as possible and we manage it with Terraform We write unit and integration tests, do code reviews and deploy multiple times More ❯
Client-side web apps are written in React, and some services in Clojure, Java and Go. Our platform consists of: Multiple Kubernetes Cluster for Container orchestration Apache Kafka and Redis shortly Postgres for event messaging Postgres for data storage OpenStack Swift for Object storage Juniper & Cisco networking devices A number of internally written tools for managing the platform written in More ❯
do not know). • You have a solid understanding cloud computing. • You have additional nice-to-have experience in the following areas: database engines (Microsoft SQL Server, Aerospike, Vertica, Redis), building micro-services, operating systems and cloud, Kubernetes, Kafka, EMR, Spark. A variety of technical opportunities is one of the best things about working at The Trade Desk as a More ❯
at scale (Twitter v2, Reddit, Discord, Telegram, Scrapy, Playwright). Experience with real-time streaming systems (Kafka, RabbitMQ) and ingesting high-velocity data. Deep data-engineering expertise across Postgres, Redis, InfluxDB, and ClickHouseschema design, indexing, and caching for sub-second reads. Experience deploying microservices in production using Docker and Kubernetes. Skilled in setting up observability and alerting pipelines (Prometheus, Grafana More ❯
do not know). You have a solid understanding cloud computing. You have additional nice-to-have experience in the following areas: database engines (Microsoft SQL Server, Aerospike, Vertica, Redis), building micro-services, operating systems and cloud, Kubernetes, Kafka, EMR, Spark. A variety of technical opportunities is one of the best things about working at The Trade Desk as a More ❯
seniority so the majority of your time will be spent working as an individual contributor. Our tech stack: Ruby on Rails 7, Hotwire (Turbo, Stimulus), View Components, Sidekiq, PostgreSQL, Redis, Serverless, AWS (Fargate, Aurora, ElastiCache), GitHub In this role, youll get to: Design, implement and deliver software such as ingestion pipelines, API and a greenfield internal operations application. Align technical More ❯
to give a voice to the work of your area You'll support the Infrastructure squads to Manage an AWS and Cloudflare platform that leverages EKS, RDS (PostgreSQL), ElastiCache (Redis) and OpenSearch Service to serve millions of customers every day Focus on providing a first-class development and deployment platform for our engineering teams that encourages ownership of infrastructure and More ❯
seniority so the majority of your time will be spent working as an individual contributor. Our tech stack: Ruby on Rails 7, Hotwire (Turbo, Stimulus), View Components, Sidekiq, PostgreSQL, Redis, Serverless, AWS (Fargate, Aurora, ElastiCache), GitHub In this role, you'll get to: Design, implement and deliver software such as ingestion pipelines, API and a greenfield internal operations application. Align More ❯
or Scala An understanding of Big Data technologies such as Spark, messaging services like Kafka or RabbitMQ, and workflow management tools like Airflow SQL & NoSQL expertise, ideally including Postgres, Redis, MongoDB etc Experience with AWS, and with tools like Docker & Kubernetes As well as this you will be someone willing to take risks to succeed, even if it means failing More ❯
of products can be found in our GitHub repository: Kubernetes and Docker to run our services Azure for most of our infrastructure Terraform for infrastructure as code Postgres and Redis as our databases. GOV.UK Design System for our web interfaces Macs to do all the above In addition, we use a range of other technologies and continue to evolve by More ❯
in React, TypeScript, and JavaScript Strong understanding of WebSocket integration, low-latency data streaming, and threading Experience troubleshooting data-heavy UIs and optimising load times Familiarity with tools like Redis, Kafka, and cloud platforms such as Azure or AWS Proficient in Git and modern source control workflows Knowledge of performance diagnostics (e.g. Google PageSpeed Insights) and responsive UI optimisation Nice More ❯
MySQL, RedShift, Oracle SQL Server, or Postgres. Experience with AWS based system architecture covering S3, EKS, EC2, Batch, or Airflow etc. Experience with caching and messaging technologies such as, Redis, Hazelcast, MQ, or Kafka etc. Experience with programming within a CICD pipeline such as Git, Jenkins etc. Strong problem-solving and troubleshooting skills and ability to work in a collaborative More ❯
risk sensitivities and f2b processes. Hands-on experience with dynamic scalability; cloud deployment (EKS/Nomad), container/docker deployment, GRPC services, Cloud based services (Prometheus, Elastic Search, databases, Redis, ...) Experience with Kafka or event processing thru message bus Experience with Workflow/Scheduling/State management If you believe you have the experience required, please apply with your More ❯
risk sensitivities and f2b processes. Hands-on experience with dynamic scalability; cloud deployment (EKS/Nomad), container/docker deployment, GRPC services, Cloud based services (Prometheus, Elastic Search, databases, Redis, ...) Experience with Kafka or event processing thru message bus Experience with Workflow/Scheduling/State management If you believe you have the experience required, please apply with your More ❯
languages . Competency in using Git, CI/CD platforms, Docker and Kubernetes. Familiarity with More than one of: C#, Java, Python, and C++ Databases such as: MSSQL, Postgres, Redis Kafka/RabbitMQ or similar event-based platforms Data structures and design/analysis of algorithms Not required, but a bonus Fixed Income products and Interest Rate derivatives (including Risk More ❯
