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Anduril Industries

Senior Software Engineer, Backend (SIG)

NewBe an early applicant North AmericaFull-timeSenior

As a Senior Full Stack Software Engineer on Anduril's Systems Integrity Group, you'll build simulation and digital-twin validation frameworks for shipbuilding factories. Day to day: full-stack web apps, Unreal Engine 5 3D visualization, and V&V automation tooling (React/Next.js/Node.js) that verify manufactured output matches engineering intent.

AI API Assembly Automation CAD +26 skills

191K – 253K $

Senior Backend Engineer (AI Product Engineering)

NewBe an early applicant EuropeFull-timeSenior

Senior Backend Engineer building AI-powered features across Tellent's HR tech suite, primarily using Elixir with some TypeScript/Mastra frontend work, owning features end-to-end from idea to production.

AI DevOps Elixir Java LLM +5 skills

69K – 85K €

Senior Backend Engineer

NewBe an early applicant RemoteNorth AmericaFull-timeSenior

Senior Backend Engineer at HackerRank who owns the architecture and evolution of core backend services, mentors engineers, and leads platform-level initiatives to keep the platform fast, reliable, and scalable. Core technologies include backend languages (Python, Ruby, Go, Java, Node.js), databases (PostgreSQL/MySQL, NoSQL), caching and messaging (Redis, Kafka), containers (Docker/Kubernetes), clo

Agentic AI AI API AWS Azure +33 skills

150K – 172K $

Sr. Software Engineer - Backend

NewBe an early applicant EuropeSenior

P-1343 As a software engineer with a backend focus, you will work with your team to build infrastructure for the Databricks platform at scale. **The Impact You'll Have **Our backend teams cover a diverse range of…

AI Analytics Automation AWS Azure +12 skills

Senior Backend Engineer, Point-of-Sale

NewBe an early applicant EuropeSenior

**About Flatpay **Flatpay is not just another payment solution; we're dedicated to innovating the market for payment solutions and financial services in the SME segment with our customer-centric and transparent…

API AWS CI/CD Distributed Systems Docker +12 skills

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

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

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

Senior Manager, Engineering, Core-backend

NewBe an early applicant On-siteNorth AmericaFull-timeSenior

Crusoe is on a mission to accelerate the abundance of energy and intelligence . As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each layer of the stack — from…

AI API Cloud C++ Customer Onboarding +10 skills

DraftKings Inc.

Senior Software Engineer, Backend

NewBe an early applicant RemoteNorth AmericaSenior

At DraftKings, AI is becoming an integral part of both our present and future, powering how work gets done today, guiding smarter decisions, and sparking bold ideas. It’s transforming how we enhance customer…

AI API AWS Cloud Cloud Native +10 skills

Senior Backend Engineer (Python, AI, EdTech)

NewBe an early applicant RemoteEuropeSenior

At Novakid, we’re building the world’s most engaging online English-learning platform for kids. With 80,000+ students and 2,500+ teachers across 15+ countries, we’ve proven the demand. Now we’re scaling up — and we…

AI Anthropic API AWS CI/CD +17 skills

Senior Software Engineer (Backend) - Global Marts

NewBe an early applicant RemoteEuropeSenior

Senior Backend Engineer building scalable Go/Kotlin systems for global grocery/retail operations (inventory, forecasting, fulfillment) with end-to-end ownership, using Kafka, PostgreSQL, Snowflake on AWS/Kubernetes.

AI API AWS Cloud Data Science +16 skills

Deutsche Telekom IT Solutions HU

Backend fejlesztő-Német nyelvtudás (REF5867Z)

NewBe an early applicant HybridEuropeFull-timeSenior

A Deutsche Telekom MMS GmbH 2019 óta ügyfele és üzleti partnere vállalatunknak és alapvetően a DTAG csoport meghatározó innovációs és digitalizációs szolgáltatója. Ezen dinamikusan fejlődő üzletág magyarországi…

AI DevOps Node.js Nuxt Vue

Senior AI Agents Backend Engineer – Golang (APAC Remote)

NewBe an early applicant RemoteAPACSenior

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our…

AI API Blockchain Cryptocurrency Data Pipelines +9 skills

Senior Software Engineer, Card Solutions (Backend-Focused, NodeJS/TypeScript)

NewBe an early applicant RemoteAPACSenior

About Reap Reap is a global financial technology company headquartered in Hong Kong with employees across multiple countries. We enable financial connectivity and access for businesses worldwide by combining…

AI API AWS Distributed Systems Event Driven Architecture +7 skills

Senior Backend Engineer (Serbia)

NewBe an early applicant RemoteEuropeSenior

First Circle is an SME-focused, credit-centric, and multi-product NeoBank in SE Asia which is fast-growing (>100%), profitable, and internationalising soon. We started life as an SME lender in the Philippines in…

AI API Api Design Data Modeling Fintech +4 skills

LearnTube.ai (backed by Google)

Senior Backend Engineer - FastAPI

NewBe an early applicant APACSenior

Compensation: ₹20L – ₹32L • 0.01% – 0.2% In 2024, Google selected LearnTube for its AI First Accelerator, further fueling our growth. Alongside investment from funds of visionaries like Reid Hoffman and Naval Ravikant,…

AI API AWS Backbone.js CI/CD +26 skills