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Saanvi Technologies

Senior Java Backend Developer Spring WebFlux & Kubernetes//Cincinnati, OH//c2c and W2

New North AmericaSenior

Senior Java backend engineer who designs and owns reactive Spring Boot/WebFlux microservices (Project Reactor) integrating enterprise third-party systems, deployed to Kubernetes via Docker in a CI/CD environment. Leads OAuth2/SSO flows, REST API design, test/quality standards (JaCoCo, SonarQube), uses AI coding tools daily, and mentors engineers.

Agentic AI AI API Api Design Artifactory +26 skills

Senior Backend Engineer — Java/Go, Logistics & Scale

New North AmericaSenior

Design and scale real-time logistics backend systems for workplace lunch delivery at CoffeeSpace in New York, building services, APIs, and data stores with Java and Go, while collaborating cross-functionally and driving reliability, testing, monitoring, and performance practices.

Saanvi Technologies

Senior Java Backend Engineer - Spring WebFlux & Kubernetes

New North AmericaSenior

A senior Java backend developer who designs, builds, and maintains reactive microservices using Spring Boot WebFlux on Kubernetes, owning the full API lifecycle from authentication to CI/CD-driven deployment. The role also involves leading technical decisions, mentoring engineers, and using AI-assisted tooling.

AI API Authentication Automation CI/CD +5 skills

HTC Global Services

Senior Backend Engineer: Cloud, AI & Platform

New North AmericaSenior

Senior backend engineer at HTC Global Services designing, building, and maintaining cloud-native applications, enterprise integrations, and AI-enabled solutions on Google Cloud Platform. Day-to-day work spans API development, CI/CD, platform engineering, and AI workflows using GCP services like Cloud Run and BigQuery.

AI API BigQuery CI/CD Cloud +2 skills

Recare Deutschland GmbH

Senior Backend Engineer (Go) (m/w/d)

New RemoteEuropeFull-timeSenior

Recare, a German HealthTech company connecting hospitals with rehab and care providers via a SaaS platform, is hiring a Senior Backend Engineer to own a domain in its Go codebase, build marketplace and API features, mentor engineers, and ship reliably. Stack: Golang, PostgreSQL/GORM, CircleCI, GitHub Actions.

AI Analytics API Automation CircleCI +11 skills

Corecom Consulting

Senior Java Backend Engineer — Logistics & Customs (Amsterdam, 36h)

New EuropeSenior

Senior Java Backend Developer working in Amsterdam on mission-critical backend services that manage information flows for logistics, import/export and customs processes. Core stack is Java with Spring Boot, Docker and Kubernetes/OpenShift.

Docker Java Kubernetes OpenShift Spring

Deutsche Post DHL

Senior JVM Backend Engineer — API Integrations

New EuropeSenior

Build and maintain DHL eCommerce portals and the APIs behind shipping labels and webshop/ERP integrations. You'll work in a multidisciplinary Agile team at the Utrecht headquarters using a JVM language (Java, Kotlin, or Scala), in a hybrid working setup.

Agile API E-commerce ERP Java +3 skills

Senior Java Backend Engineer: APIs & Microservices

New EuropeSenior

Senior Java Backend Engineer responsible for designing scalable, framework-independent APIs and microservices. The role focuses on optimizing backend performance and collaborating with architects and product owners to deliver robust software solutions in Utrecht.

API Java Microservices

Senior Backend Engineer (AWS/Java) - Hybride Werken

New EuropeSenior

Senior backend engineer at BproCare (part of Esprit ICT Groep) building the HomeCare Platform, a highly available homecare application. Day to day you develop robust services, reliable APIs and secure data handling in a scalable system using Java and AWS, in a hybrid setup splitting office work in Apeldoorn and home working.

Doghouse Recruitment

Senior Backend Engineer (Node/TS) – Own & Deploy on GCP

New HybridEuropeSenior

Senior Backend Engineer at a fast-growing SaaS company in Utrecht, working 80% backend and owning features end-to-end from design to production with deployments on GCP. Requires 6+ years of full-stack experience with Node.js and TypeScript in a hybrid setup (3 days per week in Utrecht).

AWS GCP Node.js SaaS TypeScript

Senior .NET Backend Engineer for Energy Tech & Data

New EuropeSenior

Senior backend engineer at Outtask building back-end solutions for the energy transition: applications that enable data-driven predictions and control customer installations. Day-to-day work centers on .NET C# and Azure, with Python or R, in an Agile/Scrum team using CI/CD.

Agile Azure CI/CD C# .NET +2 skills

Senior .NET Backend Developer | Azure & Scalable Systems

New EuropeSenior

Senior .NET backend developer at IT service provider ilionx, building scalable software on Azure for leading clients in Northern Netherlands — working from requirements through implementation and optimization in teams with architects and developers. Requires 3+ years' experience and an HBO/WO degree; hybrid workplace with certification training.

Nedap Beveiligingstechniek B.V.

Senior Backend Developer (Go)

New EuropeFull-timeSenior

Senior Backend Developer building Nedap's Pace SaaS platform in Go, used worldwide to manage physical building access and access rights for large organizations (digital twin modeling, access pass module). You'll develop scalable enterprise features, mentor developers, and work hybrid from Groenlo with weekly campus presence and on-call rotation.

C# .NET Event Driven Architecture Java Kafka +2 skills

4K – 6K € / mo

Politie Opleiding Centrum Zuid Nederland

senior software backend developer

New EuropeSenior

Senior backend developer at the Dutch national police (Team Digitale Opsporing, Driebergen), building software for the police data platform used in criminal investigations. Day to day you develop operational backend software, automate workflows and extract investigative data, working with typed languages, Linux, databases, Docker/Podman and Git.

Agile API C# Django Docker +5 skills

5K – 7K € / mo

Senior Java Backend Developer - Payments & Impact

New EuropeSenior

Senior Java backend developer on ASN Bank's BizDevOps Payments team, building the core of the bank's payment system that processes thousands of payment requests per minute with focus on reliability and uptime. Works end-to-end (requirements to live ops) with Java 17+, Spring Boot, Kubernetes and Kafka; weekly on-site sessions in Utrecht, otherwise working from home.

Java Kafka Kubernetes Spring

Mindbox Sp. z o.o.

Senior Software Development Engineer in Test (Backend) @ Mindbox Sp. z o.o.

New HybridEuropeContractSenior

Mindbox, an IT talent and consulting firm, is hiring a Senior SDET to build scalable automated backend testing systems for a digital banking project. Day to day: defining test strategy, Java-based test automation in CI/CD, performance and security testing, and BDD for distributed microservices on AWS/Google Cloud, in a hybrid Warsaw setup.

Agile Automation AWS BDD CI/CD +5 skills

Senior Backend Engineer

New North AmericaSenior

Senior Backend Engineer at Assembler AI, a Diagram Ventures-backed startup applying computer vision and AI to manufacturing. You will architect, build, deploy, and operate a scalable SaaS backend (services, APIs, data pipelines) that turns thousands of real-time video streams into actionable insights, using Python/Go/Rust on AWS with Docker/Kubernetes and Terraform.

AI API AWS CI/CD Claude Code +11 skills

Backend Developer (Middle+/Senior)

Holyweb, a service (outstaffing-style) IT company, is hiring a Middle+/Senior Backend Developer for a corporate GenAI products project. The role involves building production-ready APIs and microservices in Python/FastAPI, LLM/agent workflows and enterprise RAG services, with PostgreSQL, RabbitMQ/Kafka, Redis, Docker and Kubernetes.

AI API CI/CD DevOps Docker +28 skills

Backend Engineer -Senior (IP C++ Developer)

Open 46d On-siteAPACSenior

A Senior Backend Engineer (IP C++ Developer) at Cognyte in Pune, responsible for researching and reverse engineering IP communication protocols, designing and building efficient C++ code for deep packet inspection of IP traffic, collaborating with global teams on system architecture, and mentoring junior colleagues.

Engenheiro(a) backend multimídia sr

New LATAMSenior

Senior multimedia backend engineer at Gabriel, a Brazil-wide collaborative security-camera network, to lead the rebuild of its cloud video platform (live streaming, recording, VOD, device tunneling) using Python, Node.js/TypeScript, cloud infrastructure and streaming protocols like WebRTC, SRT and HLS. Hybrid role based in Pinheiros, São Paulo.

API AWS Azure CI/CD Cloud +11 skills

198K – 296K BRL