Tech jobs — page 154 · freehire

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Backend Developer

An Oracle/PL-SQL developer role within NN Digital Hub in Madrid, building and optimizing database components for the TIA (Sapiens) insurance platform. Day to day: writing PL/SQL packages and procedures, tuning performance, designing data models for insurance products, supporting data migrations, and collaborating with DevOps and business teams.

Agile AI API Azure Azure DevOps +12 skills

Backend Developer Iot - Remoto

Capitole, a Spanish IT consultancy, is hiring a Backend Developer with IoT experience to work remotely (from Madrid) on the M2M/IoT ecosystem of a leading security-sector client, both developing and operating critical production services. Core stack: AWS (EKS, IoT Core), Terraform, Kubernetes, Docker, Python and CI/CD tooling.

API AWS Bash CI/CD Cloud +18 skills

Senior Backend Developer

New EuropeSenior

Senior Backend Developer improving the core PHP API behind a B2C healthtech consumer app serving hundreds of millions of daily requests, while helping migrate the backend toward Go. Fully remote across Spain, Portugal, Germany or the UK, with a path to Tech Lead or Engineering Manager.

Android API Go iOS PHP

Desarrollador Backend Senior Python - Remoto

New EuropeSenior

Senior Python backend developer at Plexus Tech building services with Django and TypeScript, backed by PostgreSQL, Redis and RabbitMQ and deployed via Docker/Kubernetes with GitLab, SonarQube and Rancher. 100% remote role based in Málaga, Spain, working in agile/Kanban teams with Jira.

Agile Django Docker GitLab Jira +10 skills

50Hertz Transmission GmbH

Java Developer - Backend (w/m/d)

Java backend developer at 50Hertz Transmission GmbH, developing and operating the company's Java applications as part of an enterprise-wide taskforce, with a focus on the Smart Energy Platform.

KIND GmbH & Co. KG

IT-Ingenieur als Backend Software Developer (w/m/d)

KIND GmbH & Co. KG, a leading German hearing-acoustics and optics retailer with ~750 stores and 3,500+ employees, is hiring an IT engineer as a backend software developer to build and maintain its backend systems, working on-site in Germany.

Финансовый Институт

Специалист по 1С

On-site 1C specialist role at a financial institute in Moscow. The posting provides no day-to-day details beyond the title, indicating work with 1C systems, with a net salary of 130,000–160,000 RUR per month.

130K – 160K RUR / mo

Senior Software Engineer - Streaming Backend

New North AmericaSenior

Senior engineer on the dyna streaming backend team building services that package, encrypt, and generate manifests (HLS/MPEG-DASH) for Sling TV video delivery to millions of concurrent viewers. Core work spans DRM integration (Widevine/FairPlay/PlayReady), server-side ad insertion, and production reliability, using backend languages like Go, Python, Rust, or C++.

Accessibility AI AWS Cloud C++ +9 skills

Software Engineer Lead - Backend

New North AmericaContractLead

Contract backend engineer lead (via System One) building and maintaining TransPerfect's LTP vendor system and its APIs from Dallas, TX or Pittsburgh, PA — resolving vulnerabilities and doing ongoing maintenance. Core stack: Java 17, Spring Boot, REST APIs, Spock testing, and Jenkins-based CI/CD.

API CI/CD Confluence Java Jenkins +4 skills

MRINetwork Jobs

Senior Robotics Software Engineer - Backend Systems & Infrastructure

New North AmericaSenior

Senior backend software engineer at a venture-backed autonomous robotics company in San Francisco (on-site), designing and owning production backend services, distributed systems, and cloud infrastructure that power autonomous robotic platforms. Core stack mentions Rust, Go, C++, Java, Kubernetes, and Docker.

Automation Cloud Cloud Native C++ Distributed Systems +7 skills

Backend Developer Remote (Blockchain-DeFi)

New North America

Remote (US) backend engineer designing, implementing, testing, and deploying Go services for a client's Blockchain Distribution Network (BDN), an always-on infrastructure that helps DeFi traders get better connected and make better trades.

Agile Blockchain DeFi Go

Python Backend Engineer

New North America

Python Backend Engineer in Sunnyvale who designs, builds, and maintains scalable backend systems and RESTful APIs, integrates AI/LLM workflows (LangChain, LlamaIndex, vector DBs), and runs cloud-native services on AWS/GCP with FastAPI/Django, PostgreSQL, MongoDB, Redis, and Docker.

Agentic AI AI API Authentication AWS +24 skills

Hired Recruiters

Principal Software Engineer (Backend Engineer)

New North AmericaPrincipal

Principal backend engineer at Fandom on the Data Platform team: provides technical leadership building and scaling engagement, personalization, recommendation, and gamification systems for 300M+ monthly users, using Java, Python, Go, or Kotlin with Kafka, MySQL, and NoSQL stores like MongoDB and Neo4j.

Data Science E-commerce Go Java Kafka +6 skills

Backend Developer GoLang Remote (Blockchain)

New North America

Remote (US) backend engineer building Go services for a client's Blockchain Distribution Network (BDN) that helps DeFi traders stay connected and trade better. Day to day: design, implement, test, and deploy features in short agile cycles to an always-on critical-path infrastructure; no prior blockchain experience required.

Agile Blockchain DeFi Go

Hired Recruiters

Senior Python Developer (Back-end)

New North AmericaSenior

Senior Python back-end developer at Stilt, a YC-backed fintech startup providing loans and banking services to immigrants. Day to day: design, build and maintain APIs and services, scale infrastructure to handle millions of requests per hour, and improve engineering standards using Python frameworks like Flask, Django or FastAPI.

API Django FastAPI Fintech Flask +2 skills

Staff Back-end Engineer

New RemoteWorldwideFull-timeStaff

Backend Architecture & Technical Leadership Design and evolve backend services, APIs, data models, integrations, and distributed systems. Lead technical design for complex initiatives and evaluate architectural…

API AWS CI/CD Cloud Distributed Systems +17 skills

Always be learning

Data-Driven Back-End Engineer

An organization of data professionals seeks an experienced back-end engineer (4+ years) to design new architectures and build scalable REST APIs that can efficiently process complex data. The role requires a technical HBO/WO degree and strong communication skills, with impact across diverse clients.

Senior Backend Engineer – Scalable Distributed Systems

New EuropeSenior

A leading data and AI company is seeking a backend-focused software engineer to build and optimize infrastructure for their platform. Als uw vaardigheden, ervaring en kwalificaties overeenkomen met die in dit…

AI C++ Distributed Systems Java Scala

Senior Go Backend Engineer - Multimodal AI Orchestrator

New EuropeSenior

Talanto is seeking a Senior Backend Engineer (Go) in Amsterdam to architect multimodal generation pipelines and scale high-concurrency Go services. Lees de informatie in deze vacature zorgvuldig door om precies te…

AI AWS Kafka Microservices Observability +1 skills

Senior Backend Engineer: Scale a CareTech Platform (Hybrid)

New EuropeSenior

CodeGuild zoekt een Senior Backend Engineer om een cloud-native zorgplatform mee op te schalen van tienduizenden naar honderdduizenden gebruikers. De volgende informatie is bedoeld om potentiële kandidaten een beter…

Azure Cloud Cloud Native C# .NET +5 skills