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Expert .NET/C# Full Stack Developer, Azure microservices, Montreal

Open 42d North AmericaContract

Hybrid contract role in downtown Montreal: build and evolve .NET/C# microservices on Azure for a local organization, spending at least 60% of the time on backend WebAPI services, messaging (RabbitMQ/MQTT) and data stores (SQL Server, Cosmos DB, Redis), plus Angular/TypeScript front-end work.

Angular API Automation Azure Azure DevOps +14 skills

Softwareentwickler Java (m/w/d) mit Schwerpunkt Applikationssicherheit im Raum Bielefeld

Open 42d Europe

Java developer focused on application security at a leading mechanical/plant engineering firm (staffed via Hedalis recruitment) in Bielefeld: shaping secure client/server, cloud and edge architectures with Spring Boot, running code audits and security reviews, and establishing security policies. Requires a Master's in a STEM field and strong Java skills.

Agile Cloud Gradle Java JSON +6 skills

CVector Energy Corp.

Senior Software Engineer - Backend & AI Infra

Open 43d North AmericaSenior

Senior backend/AI-infrastructure engineer at CVector, which builds real-time economic optimization and AI prediction software for energy and manufacturing plants. Day to day: evolving time-series data systems (PostgreSQL, TigerData), MQTT ingestion pipelines, AI evals/fine-tuning, and cloud infrastructure on AWS, from the NYC office 4 days/week.

AI Analytics API AWS CI/CD +19 skills

132K – 150K $

Senior Backend Engineer - Cloud, Kafka & Kubernetes|Equity

Open 43d North AmericaSenior

SPAN (posted under Doist) is hiring a Senior Backend Software Engineer in San Francisco to build cloud services connecting its SPAN Panel and SPAN Drive hardware products. Day-to-day work is designing scalable backend features in Kotlin, TypeScript, and Python using Kafka, Kubernetes, gRPC, REST, GraphQL, and MQTT, with Datadog observability and team mentoring.

Cloud Datadog GraphQL gRPC Kafka +6 skills

Backend engineer

Open 43d RemoteAfrica

Backend engineer who owns and grows PowerOptimal's AWS-based IoT platform for its Elon Smart solar PV water heater — building device telemetry ingestion (IoT Core, Kafka/MSK, Lambda), secure public APIs (API Gateway, gRPC, Cognito), and Timescale/Postgres storage, with occasional front-end work. Remote-first from the Greater Cape Town area.

Agile API API Gateway Authentication Automation +19 skills

Aicox Soluciones

Desarrollador Backend — Rendimiento y Tiempo Real

Open 43d Europe

Backend developer at Aicox Soluciones' software development team in Madrid, building performance-focused, real-time systems for an important project. Core work involves SQL relational databases, MQTT and WebSockets protocols, and concurrent app development, with Next.js/React experience valued.

MQTT Next.js React SQL Websockets

Private Advertiser

Backend Engineer, Video Analytics and Predictive Maintenance

Backend Engineer building video analytics and predictive maintenance pipelines using Python, GStreamer, and TimescaleDB to process camera and sensor data for industrial monitoring.

Anomaly Detection CAD Computer Vision Docker Linux +11 skills

Private Advertiser

Video Analytics Backend Engineer — Edge to Ingest & Alerts

Backend engineer building edge video-analytics pipelines that turn camera streams into typed events and sensor alerts, using RTSP, GStreamer, DeepStream, and model inference via ONNX Runtime/TensorRT, with MQTT event publishing and a PostgreSQL/TimescaleDB ingest for real-time dashboards, time-series processing, and anomaly detection across edge and cloud.

Anomaly Detection Cloud MQTT ONNX PostgreSQL +4 skills

Senior Cloud & Platform Engineer / DevOps

Open 43d EuropeSenior

Senior Cloud & Platform Engineer / DevOps Estamos construyendo el equipo inicial de una startup especializada en tecnología Wi‑Fi que acabamos de adquirir y buscamos una persona hands‑on que nos ayude a tomar el…

AWS CI/CD Cloud DevOps DNS +13 skills

PVH - PVHardware

Backend Developer

Open 43d Europe

Grupo Gransolar es un grupo de empresas especializadas en energía solar fotovoltaica, con una estructura verticalmente integrada que nos permite ofrecer soluciones completas en el sector. Nuestra actividad abarca el…

API BigQuery Clean Architecture Cloud Express.js +9 skills

Hyundai AutoEver Europe GmbH

Backend Data Engineer (f/m/d)

Open 43d Europe

Operates and maintains Connected Car backend applications for Hyundai, KIA, and Genesis vehicle services in Offenbach, developing data pipelines, APIs, and reporting to handle vehicle data from the cloud. Core stack: SQL, Python, Java, Kafka, Apache Airflow, Elasticsearch, and BI tools like Tableau.

Airflow API Automation Bluetooth Business Intelligence +15 skills

Senior Software Engineer – Qt, C++ & Embedded UI

Open 43d HybridAPACSenior

Senior hands-on engineer at Navico Group's PD&E division designing, building, and maintaining embedded UI and software products for marine systems using C/C++, Qt/QML, and CMake across Linux and mobile platforms. Includes CAN bus and IoT integration, hardware-software debugging, architecture input, and mentoring junior engineers.

Agile Android Automation Azure Azure DevOps +20 skills

Technical Product Manager (TPM) — IoT - Presencial

Open 43d On-siteLATAM

On-site Technical Product Manager for IoT at Mottu in São Paulo (Vila Leopoldina), owning the connected-device product behind a 200,000+ motorcycle fleet — from hardware suppliers and firmware to the backend platform (Docker/Kubernetes, GCP, PostgreSQL, RabbitMQ) that branch operations and courier safety depend on.

Cloud C# Datadog Docker .NET +19 skills

Senior Embedded Software Engineer

Open 38d North AmericaSenior

Job Summary: The Senior Embedded Software Engineer will design, develop, and support the embedded software and firmware at the heart of Qnergy's products – from bare-metal microcontroller firmware to embedded Linux…

AI CI/CD Cloud Embedded Linux Embedded Software +9 skills

MPS Development

Java Developer на UAV проект, що потрібний ЗСУ

Open 101d Europe

Java developer on UAV/defense projects: drone mission planning, UAV control centers, flight-simulator and operator-training systems. Day-to-day backend work in Java 21 — REST APIs, TCP/UDP integrations, and testing with Spring Boot Test/JUnit5/Mockito/TestContainers. Kyiv office or hybrid.

AI API Claude Code Java Mockito +10 skills

Senior Full Stack Software Designer – Technical Lead

Open 24d On-siteNorth AmericaLead

#### Company description We think big! A true pioneer in the global smart cities and connected products market, Dimonoff aims to create a connected, intelligent, sustainable and secure world by building a versatile and…

Analytics API Argo CD Automation CI/CD +15 skills

LiveView Technologies

Senior Software Engineer II

Open 44d HybridNorth AmericaContractSenior H-1B sponsor history

Builds and hardens the cloud backbone of LVT's agentic AI platform: the event pipeline and context stores that feed autonomous agents running across tens of thousands of edge devices. Day-to-day is distributed-systems work in Go/Python on AWS and Kubernetes, centered on Kafka-style streaming, projections, and observability.

Agentic AI AI API Api Design Avro +16 skills

185K – 230K $

Senior Software Engineer II

Open 44d North AmericaContractSenior

Senior backend engineer building the cloud backbone of LVT's agentic AI platform: hardening and scaling the event pipeline, the router/dispatcher to agent and CV workflows, queryable projections/context stores (MCP-exposed), and observability. Core stack is Kafka, Go/Python, AWS, and Kubernetes.

Agentic AI AI API Api Design Avro +16 skills

185K – 230K $

markley Konsult AB

SRE / DevOps Engineer

Open 44d EuropeFull-time

An SRE/DevOps consultant joins markley's engineering team to build, operate, and continuously improve reliable cloud-native services for a customer in Gothenburg — working with Kubernetes, Docker, CI/CD pipelines, Terraform/Ansible IaC, observability tooling, and AWS/Azure/GCP, plus incident response and scripting in Python/Bash/PowerShell.

AI Ansible Argo CD Automation AWS +49 skills

Senior Backend Engineer (m/f/d)

Open 38d HybridEuropeSenior

Actimi is a medtech company, we build and deploy a digital health platform for realtime and on-demand data from wearables and medical devices. We're scaling our digital healthcare infrastructure, extend it with AI and…

AI Distributed Systems Express.js FHIR GitHub +10 skills