Tech jobs
Job listings
Senior Software Engineer - Backend (Java)
Senior backend Java engineer on PayPal's Payments Risk Engineering team in Chennai, building the real-time fraud detection and risk management services called on every PayPal money-movement transaction. Day to day: designing, developing, testing, and operating scalable Java microservices (Spring, REST APIs, JMS/JPA) with CI and code reviews.
Senior Software Engineer Backend/Infrastructure
Senior backend/infrastructure engineer (Go) in Lisbon at SimplicityDX, building real-time ingestion pipelines for creator UGC, human-verification tooling, and agent-facing distribution (MCP endpoints, commerce feeds) so AI shopping agents can query verified product evidence. Uses AWS, Docker/Kubernetes, SQL/NoSQL in an AI-native team.
Senior AI Agents Backend Engineer – Golang (APAC Remote)
Build and maintain Golang backend services, APIs, and AI-agent workflows at Binance that generate and deliver personalized market briefings and news updates, with focus on data pipelines, high-concurrency scheduled delivery, and monitoring AI workflow health and inference costs.
Senior AI Agents Backend Engineer - Golang, Remote-first
Senior backend engineer building Golang services, APIs, and AI-agent-driven market briefing content in a crypto context. Day to day involves designing architectures, data models, and agent workflows, owning high-concurrency low-latency services end-to-end, and collaborating with frontend, data, AI, DevOps, and QA teams.
Senior Java Backend Engineer for KYC Platform - Remote
Senior backend engineer joining Binance's KYC platform team, remote-first from Hong Kong: building high-throughput distributed Java services with Spring, MySQL and a NoSQL database, tuning performance, documenting clearly, mentoring juniors, and coordinating with global teams.
Senior Backend Engineer - Trading/Blockchain Infra
Senior backend engineer for a high-frequency trading core team in Hong Kong, architecting low-latency trading infrastructure (order routing, clearing/settlement) and on-chain fund channels (wallets, deposits/withdrawals). Stack: Go/C++/Rust, Redis, Kafka, gRPC, PostgreSQL, Docker/Kubernetes on AWS/GCP.
Senior Backend Engineer — Python/Django, Hybrid
Aidia è una società di consulenza e sviluppo software specializzata in soluzioni di ML, data science e architetture a microservizi. Siamo alla ricerca di un Backend Developer senior da inserire stabilmente nei…
Senior .NET Backend Developer – Microservices & Cloud-Native
NTT DATA Europe & Latam cerca un .NET Back-end Developer motivato con almeno 3 anni di esperienza per lavorare su progetti innovativi in contesti cloud-native. Sarai parte di un team che progetta API REST, gestisce…
Senior .NET Backend Engineer | Azure Cloud API Specialist
Bachecalavoro cerca un Backend Developer con esperienza nello sviluppo di applicazioni basate su tecnologie Microsoft e servizi Cloud. La risorsa sarà coinvolta in progettazione, sviluppo ed evoluzione di soluzioni…
Senior Java Backend Engineer | Spring Cloud & Azure
ADENTIS Italia è alla ricerca di un Java Backend Developer per progetti enterprise basati su Java, Spring Cloud e Microsoft Azure. La risorsa si occuperà di sviluppo, manutenzione ed evoluzione di backend, collaborando…
Senior Software Engineer- Backend, Python
Senior Backend Engineer at Beyond, a technology consultancy, building and scaling Python backends and production AI features (RAG pipelines, LLM orchestration, agentic workflows on Vertex AI) for enterprise clients on GCP using Cloud Run/GKE, Terraform, and CI/CD. Based in Buenos Aires with 1-2 office days weekly and early-morning syncs with US and European teams.
Desarrollador Java Backend Senior (SSR/SR) - Híbrido
Mibucle is hiring senior Java backend developers (SSR/SR) for a key project at a banking client, hired directly by a multinational IT consultancy. Requires 5+ years of Java and 2+ years of Node.js/React, working hybrid: 2 days onsite in Buenos Aires (CABA) and 3 days from home.
Senior Backend Developer
Posted under the title Senior Backend Developer at SmartLink in London, but the body actually describes product design work: leading design through the product cycle with BAs and PMs, creating pixel-perfect responsive UIs, and using Sketch/InVision or Framer X in agile sprints with Jira and Confluence.
Senior Backend Engineer – Integrations & Automation (Remote)
Senior backend engineer at Ainur builds integrations and automation linking bookkeeping systems, ERP, and legacy databases for Dutch clients, designing data models and owning services, workers, and dashboards end to end. Core stack: Go and TypeScript server-side, PostgreSQL, and cloud tooling; remote by default.
Senior Kotlin Backend Engineer for High-Volume e-Finance
Sytac BV is hiring a Senior Kotlin Backend Engineer to architect, build, and scale backend services for high-volume financial processing on invoicing and settlement platforms in an agile SCRUM environment. The stack centers on Kotlin, REST APIs, Kafka/RabbitMQ, and modern observability.
Senior Backend Engineer, EV Charging Platform (AI‑First)
Senior Backend Engineer on Fastned's Operator team, building and evolving backend systems that run one of Europe's EV fast-charging networks, including the Revolt Admin tool and an internal operations platform. Core stack: Kotlin/Java, microservices on AWS, Docker/Kubernetes, PostgreSQL; OCPI/OCPP and AI skills are a plus.