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Senior Backend Engineer( AdTech)

NewBe an early applicant RemoteEuropeSenior

Senior Backend Engineer at Sigma Software (outsource) owning the Vast Gateway service for a cybersecurity customer. Day-to-day: design and maintain scalable high-load backends on Cloudflare Workers, support client integrations, run deployments, and improve observability for video ad traffic.

Cybersecurity Distributed Systems HTML JavaScript Observability +1 skills

Tech Lead, Security and Identity Platform (Backend NodeJS)

NewBe an early applicant RemoteAPAC, EuropeLead

The Tech Lead for Reap's Security and Identity Platform owns architecture and hands-on delivery of shared security services—authentication, MFA, fraud protection, access governance, data residency, and notifications—using Node.js/TypeScript on AWS, with no people management required.

AI API Aurora Authentication AWS +20 skills

Software Engineer, Backend (C/C++)

NewBe an early applicant HybridNorth AmericaFull-time

Designs, develops, and maintains SpaceX's in-house test infrastructure framework and applications for production testing, integration testing, and high-fidelity simulations across flight systems. Uses C/C++ and Python; the team is focused on SpaceXAI tooling.

Agentic AI AI Angular Ansible CI/CD +15 skills

125K – 175K $

Software Engineer, Backend (Python/C++)

NewBe an early applicant HybridNorth AmericaFull-time

Designs, develops, and maintains SpaceX’s in-house test infrastructure framework and applications used for production testing, integration testing, and high-fidelity simulations across flight systems. Works with Python and C++ on scalable testing tools, with exposure to AI tooling, CI/CD, containers, and databases.

Agentic AI AI Angular Ansible CI/CD +15 skills

125K – 175K $

[Banco de Talentos] Engenharia de Software Backend Pleno - Ruby on Rails| RD Station (Remoto)

NewBe an early applicant LATAM

Quer fazer parte de um time que cria oportunidades e potencializa a evolução? Como alcançamos tudo isso? Através de um ecossistema de mais de 12 mil pessoas inconformadas que, juntas, oferecem soluções, produtos e…

API CI/CD Datadog Design Patterns Docker +9 skills

Connections Health Solutions

Behavioral Health Specialist (FT, Back End Days)

NewBe an early applicant North AmericaPart-time

We’re not just behavioral health people—we’re crisis people. Connections Health Solutions is a leading provider of immediate-access behavioral health crisis care. Our team combines medical and recovery-oriented…

Emergency Response

Desenvolvedor(a) Backend ou Frontend (Vaga afirmativa para Pessoa com Deficiênci

NewBe an early applicant RemoteLATAM

Sobre a Clicksign Somos uma empresa brasileira líder em assinaturas eletrônicas. Em essência, facilitamos relações entre pessoas e empresas no ambiente digital. Por trás da nossa tecnologia de ponta e foco em…

API AWS Bootstrap CSS Docker +17 skills

Banco de Talentos | Desenvolvedor Backend Sênior (PHP/Node)

NewBe an early applicant RemoteLATAM

A FCamara é uma consultoria de tecnologia que atua em diversos segmentos do mercado, como varejo, saúde, financeiro, mobilidade, entre outros. Trabalhamos lado a lado com grandes empresas, desenvolvendo soluções…

API AWS CI/CD Datadog Design Patterns +19 skills

Learning Planet Institute

Développeur·euse Backend (Data & IA)

NewBe an early applicant HybridEuropeFull-time

Le Learning Planet Institute (LPI) est une association dédiée aux sciences de l’apprentissage et à la transformation de l’éducation. Le LPI est un institut de catégorie 2 de l’UNESCO et un pôle de l’Université des…

API Argo CD Azure CI/CD Cloud +22 skills

45K – 50K €

Senior Backend Engineer - Case Management

NewBe an early applicant UKSenior

Senior Backend Engineer building and evolving a shared case-management system that powers support cases across DoorDash, Wolt, and Deliveroo. The role involves designing scalable backend APIs, leading case-lifecycle and queue-management features, migrating legacy traffic, and mentoring engineers, using modern backend languages and AI tooling.

AI API Observability

Backend Engineer — Agent Experience

NewBe an early applicant

Builds and maintains Go-based backend services for AI-powered agent-assist tooling on Deliveroo's Astra support platform, integrating LLM provider APIs and owning feature-level work from RFC to production.

AI API LLM Technical Writing

Software Engineer, Backend (BI Platform)

NewBe an early applicant HybridUK

Backend software engineer based in London (hybrid, typically 3 office days per week) joining Deliveroo's Core BI team to build and operate backend services, APIs, and automation for BI platforms like Looker and Sigma across the DoorDash group, using Python, SQL, Kubernetes, and AI tooling.

Agentic AI AI Analytics API Authentication +14 skills

Golang Backend Engineer, Financial Product Fraud

NewBe an early applicant UK

Backend Engineer (Golang) building real-time fraud detection and automated enforcement for Deliveroo's financial products, including payouts, lending, and banking. Designs high-throughput, low-latency Go services, partners with risk analysts and data scientists, and helps establish shared fraud infrastructure across DoorDash, Wolt, and Deliveroo. Based in London.

AI AWS Cloud Distributed Systems Event Driven Architecture +11 skills

Software Engineer II (Backend) - Home Page & Merchandising Platform

NewBe an early applicant HybridUK

Designs and scales backend services for Deliveroo's hyper-local food marketplace using Go, Ruby, or Python, with PostgreSQL/MySQL and NoSQL/caching tools like Redis. London-based hybrid role (typically 3 office days per week) supporting high-traffic systems for millions of customers, riders, and partners.

DynamoDB Elasticsearch MySQL NoSQL PostgreSQL +6 skills

Software Engineer II (Backend) - Subscriptions

NewBe an early applicant UK

Backend engineer joining Deliveroo's Subscriptions team in London to build shared subscription capabilities (DashPass, Deliveroo Plus, Wolt+) for millions of users, using AI agentic coding workflows across DoorDash and Wolt.

Agentic AI AI API Observability

Senior Software Engineer (Backend)- Merchants

NewBe an early applicant UKSenior

Senior Backend Engineer (Merchants) at Deliveroo in London, hybrid 3 days/office. Builds and scales merchant onboarding tools shared across DoorDash, Deliveroo, and Wolt, replacing a Salesforce stack. Day-to-day: backend architecture, code reviews, project planning, and mentoring. Stack: Go, Ruby/Rails, Python, Scala, Rust, PostgreSQL, MySQL, Redis, DynamoDB, ElasticSearch.

CRM DynamoDB Elasticsearch MySQL NoSQL +8 skills

Senior Software Engineer, Backend - New Verticals

NewBe an early applicant UKSenior

Senior Backend Engineer in London (hybrid: 3 days in office) at Deliveroo, working on the Shopping/grocery marketplace. Day-to-day: improve code architecture, lead backend project planning, optimise scalable production systems, and help transition the monolith to microservices. Uses Go, Ruby/Rails, Python, Scala, Rust, PostgreSQL, MySQL, Redis, DynamoDB, Elasticsearch.

AI API Claude Code DynamoDB Elasticsearch +10 skills

Senior Backend Engineer

Open 0d RemoteNorth AmericaFull-timeSenior

About Us At TeamSnap, we believe when the world connects through sports; the world becomes better. TeamSnap is a sports and communication platform dedicated to taking the work out of play in youth sports. We also…

API Cloud Event Driven Architecture GCP Go +8 skills

Senior Backend Engineer(Go), Storage Platform

NewBe an early applicant Europe, UKSenior

Senior Backend Engineer (Go) building Wolt's storage access platform: a real-time database abstraction layer with multi-region sharding/replication. Designs developer-facing UI, SDK/proxy, CDC pipelines, caching, and hot/cold storage management using Cassandra/DynamoDB, Kubernetes (EKS), and distributed systems principles.

Automation Cassandra Distributed Systems DynamoDB EKS +2 skills

Backend Product Software Engineer

NewBe an early applicant RemoteLATAM

Role Description As a Product Engineer at Dropbox, you will play a pivotal role in shaping the future of collaboration and file sharing. Your responsibilities will revolve around developing and enhancing our suite of…

AI Java MySQL Prototyping Python +1 skills