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Lead a team building and scaling high-performance backend systems for travel booking (hotels, flights, packages) using JVM languages, Go, Kafka, and Aerospike in Bangkok.
Lead backend engineering for a global travel platform, designing scalable systems in Scala/Go, deploying Kafka/Aerospike, and guiding a distributed team to deliver high-availability APIs and services.
Lead Backend Engineer in FinTech at Agoda (Booking Holdings) designing scalable data pipelines, payment systems, and financial reconciliation tools using Java/Kotlin/Scala, Spark, Kafka, and distributed systems to optimize travel payments and tax calculations at millisecond speeds.
Senior backend developer building and evolving the backend of a corporate content-management and digital-services platform: developing APIs, microservices, integrations, messaging and data layers while ensuring scalability, security and high availability. Core stack: Java 17+, Spring Boot/Cloud, Kafka/RabbitMQ, PostgreSQL, Docker and Kubernetes.
Backend engineer on HelloFresh's New Ventures team in Toronto, building consumer-facing applications and helping migrate critical services from a monolith to microservices. Day to day involves designing scalable back-end services, tuning performance, and mentoring, using Go/Java, distributed systems, cloud platforms, and Docker/Kubernetes.
Senior Java developer joining an international team in Lisbon (hybrid) to build and maintain backend microservices and REST/GraphQL APIs using Java and Spring Boot. Day-to-day includes writing unit/integration tests, participating in code reviews, using SonarQube for code quality, and working in an Agile/Scrum setup.
Senior Java backend developer in Lisbon (hybrid, 3 days/week in office, permanent) who owns backend services end to end, helps migrate a legacy monolith to cloud-native microservices, and builds event-driven systems with Kafka while leading and mentoring an Agile team.
Freelance backend engineer (contracted through Shakers) building internal products for a global tech company: owning .NET/C# features end-to-end, optimizing PostgreSQL, and building event-driven workflows with Azure Service Bus and Hangfire. Hybrid in Porto, 6+ months, full-time dedication.
Senior backend developer at VK building user-verification infrastructure for the MAX superapp (SMS, Mobile ID, Telegram, Flash-call checks) and a push-delivery transport for millions of Android devices, migrating 15-year Perl legacy to Go with Kafka, PostgreSQL, Redis and ClickHouse, plus metrics/alerting and mentoring a team of 14.
Au sein de l'équipe IT SI Métiers vous intégrerez une Squad de 5 Développeurs encadré par 1 Manager IT. L'objectif commun de l'équipe est de travailler sur la colonne vertébrale du SI, à savoir le moteur de…
A remote, unpaid 3-month back-end internship in Python at a startup. The intern designs back-end services, builds and optimizes API endpoints, integrates third-party APIs, writes unit-tested code, and debugs issues alongside front-end developers and a founder-mentor.
Directio, a global IT services company, is hiring a Senior Go engineer to design, build, and maintain high-performance backend services and middleware for an automotive client's infotainment and connected vehicle systems, with emphasis on scalability, low latency, and resiliency, plus design reviews and peer mentoring.
DaySmart Software is hiring a Senior Software Engineer to enhance and modernize core API services and backend systems using Python, Django, and FastAPI — scaling the TeamUp product for fitness studios worldwide and enabling AI-powered features, while mentoring peers in a distributed, remote-friendly engineering culture.
Senior software engineer in PNC's Retail Banking Technology group, building customer-facing banking software: front-end work in Angular and back-end services in Java/Spring Boot. Day to day involves designing scalable microservices and APIs, contributing to architectural decisions, and writing, testing, and documenting secure, high-performance code.
A Backend Engineer at Genius builds and maintains data infrastructure, APIs, and pipelines to support the music platform's features, scaling to millions of users daily, using technologies like Ruby on Rails, PostgreSQL, and BigQuery.
Senior backend engineer owning Python-based services, APIs, AI/LLM agent workflows, and serverless AWS infrastructure for an AI-powered video platform, with optional contributions to an existing Node.js/TypeScript backend and occasional React work. Fully remote within Europe.
Senior Software Engineer on Salesloft's (Clari + Salesloft) Revenue Management & Intelligence team, designing and scaling backend Java/Go microservices that process millions of data workflows daily on AWS, with PostgreSQL/MongoDB and observability tooling, plus mentoring and AI-based forecasting work.
Staff backend engineer building Endor Labs' application-security SaaS platform: designing Golang microservices in a distributed monorepo, owning core services like the API gateway, scaling cloud-based code scan infrastructure, and applying observability best practices. On-site hybrid in Palo Alto.
Backend developer role in Atlanta paying $50–55/hr, focused on building Java 17 / Spring Boot microservices with REST APIs in an Agile environment. Day-to-day work involves hands-on coding with Angular, Spring Framework, and databases like Mongo, Oracle, and SQL.
Fully remote senior backend engineer building and maintaining scalable serverless backend services and REST APIs on a distributed team. Core stack is Python with FastAPI, PostgreSQL, Docker, and AWS services including Lambda, ECR, API Gateway, S3, and CloudFront.
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