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Senior Backend Engineer (Go) Who we are: Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. About the…
Senior backend engineer on Grab's FundsCore Platform team in Ho Chi Minh City, designing and building scalable Golang microservices and RESTful APIs for merchant payment settlement systems. Works with MySQL/PostgreSQL, AWS/GCP cloud, Terraform, and CI/CD practices, with on-call rotations and mentoring duties.
Builds and owns voize's Kotlin Agent SDK — the internal platform layer that AI agents run on — including the identity/auth plumbing, default telemetry and observability, a test kit with architecture tests, and Koog version upgrades, so feature teams can ship new agents cheaply across markets.
The QA Engineer will focus on backend testing for core banking systems, developing automated tests in Go and maintaining testing infrastructure. The role involves both manual and automated testing within a microservices architecture using Kafka and PostgreSQL.
Senior Backend Engineer building secure, scalable Node.js/TypeScript cloud-native services on AWS serverless (Lambda, API Gateway, DynamoDB, CDK) for CUJO AI's OTM platform, which powers Android/iOS apps delivering cybersecurity and parental control features. Also owns infra-as-code and CI/CD pipelines and mentors engineers.
Senior backend engineer designing and operating high-throughput, low-latency Go services on a real-time bidding / header-bidding platform, including Prebid integrations and ad-tech partner (SSP/DSP/identity) flows. Core stack: Go, AWS, MySQL/Aurora, Kafka, Redis, Docker/Kubernetes, with full service ownership including on-call.
Senior backend programmer joining Behaviour's internal R&D team in Montréal to design, build, and maintain backend services and operational tools used daily by studio production teams. Core stack: Python, AWS (Lambda, ECS, RDS, DynamoDB), REST/WebSockets, CI/CD pipelines, and infrastructure-as-code.
Senior Backend Engineer building and owning high-scale, cloud-native backend services for a direct-to-consumer platform for app publishers. Day to day: end-to-end feature ownership from architecture through production, using Node.js/TypeScript microservices on AWS with MongoDB, Redis, and Docker, on-site in Tel Aviv.
.img – itai’s machine GmbH is a digital technology company specializing in modern publishing solutions. With our “journalistic operating system” (.jOS), we offer a cloud-native publishing platform that serves millions…
Senior backend engineer building and architecting the Ruby on Rails core services behind Zuno's platform for buying and installing home energy products (boilers, heat pumps, solar, EV chargers). Day to day: designing APIs and database schemas, tuning PostgreSQL/Redis/Sidekiq performance, reviewing code, and mentoring junior engineers alongside a Next.js frontend team.
Investing.com is seeking a Senior Backend Developer to design and build scalable backend infrastructure for AI-powered, agentic systems. The role involves managing complex technical projects from architecture to production within a high-traffic financial data platform.
Senior backend engineer on AppsFlyer's Analytics group, building end-to-end data-oriented backend features — from large-scale data processing to database modeling and client-facing APIs — for a massive event-processing platform. Core stack centers on Spark (Scala/Py), distributed systems, Airflow, BigQuery, and production Go/Clojure services.
Hey there! We’re Fever, the world’s leading tech platform for culture and live entertainment. Our mission? To democratize access to culture and entertainment. With our proprietary cutting-edge technology and…
Senior backend engineer on 42dot's Open Platform Engineering team, designing and running the API Gateway and IAM (authentication/authorization) platform that connects internal services securely and reliably. Focus areas include API gateway operations (Tyk or similar), OAuth 2.0/OpenID Connect, access control, and cloud-native infrastructure like Kubernetes, Istio, and Envoy.
Senior backend engineer joining Lunar's 5-person Lending team in Stockholm to design and build distributed, event-driven services for its lending and overdraft products, owning them from architecture through production. Core stack: distributed/event-driven systems on cloud, with Go a significant advantage and AI increasingly part of the product.
Backend engineer at Marketplace integrations in Amsterdam building scalable SaaS applications and APIs, primarily with Elixir and PostgreSQL, on an international team of 25 nationalities.
Vektis is hiring a senior backend engineer to build cloud applications in .NET and Azure, delivering REST APIs for a platform where daily availability, reliability, and data quality are central. The role sits in a multidisciplinary DevOps team with room to shape architecture and platform evolution.
Jumbo in Veghel (Netherlands) is hiring a Senior Java Backend Engineer to build and maintain robust backend applications for its critical platforms — designing scalable solutions, ensuring code quality, and working in a scrum team. Offers €5,100–€6,500 gross monthly, annual bonus, and 30 holidays.
An IT service provider in the Netherlands seeks a senior Java backend developer for a project of at least 1 year in Utrecht: developing, improving, and testing software solutions with Java 21 and Spring Boot, mentoring a junior developer, and collaborating in an Agile/Scrum team.
Senior Backend Engineer at BTC Direct, a leading crypto platform in Gelderland, Netherlands. Day to day you build robust APIs and microservices and migrate legacy PHP services to Go, with strong focus on performance and ownership. The company offers the chance to work with AI, including a personal AI budget.
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