Top Software Engineer Jobs in Nagoya

Canonical seeks open-source enthusiasts to optimize Ubuntu for new silicon technologies, collaborating with teams and customers to enhance software quality and performance across various platforms.

Build and maintain mobile-first, responsive front-end applications using React and TypeScript. Integrate with REST and WebSocket backends, implement state management, create data visualizations, optimize performance for real-time datasets, translate Figma designs into components, write front-end tests, and collaborate remotely with a global team.

Build and own end-to-end customer-facing features for web and mobile. Develop backend services and RESTful APIs in Node.js/TypeScript, responsive frontends in React/Next.js, integrate AI/LLM features, work with AWS infrastructure, ensure observability and security, contribute to CI/CD and testing, and mentor junior engineers in an Agile team.

Join Canonical as a Go Software Engineer to enhance developer workflows and build tools integrated with Ubuntu and modern SDKs, focusing on performance and user experience.

You will build and maintain container images, automate CI/CD processes, engage with the community, and mentor junior team members in a collaborative environment.

Build and scale Base360.ai: design APIs, services, and cloud-native infrastructure; implement event-driven automations, AI-powered workflows, and integrations (Airbnb, Stripe, Twilio, OpenAI). Own projects end-to-end to automate operations, improve pricing and guest experiences, and enable global scaling.

The role involves designing and implementing features, debugging, maintaining documentation, and collaborating with the community in the Mir graphics stack.

Develop, optimize, test, and document Soroban smart contracts on the Stellar network for cross-border payment solutions. Integrate anchor services, collaborate with cross-functional teams, debug and support deployments, and stay current with blockchain and payments developments.

Develop and maintain high-security mobile applications using React Native, Swift, or Kotlin. Implement biometric authentication and secure key storage, collaborate with cross-functional teams to deliver features, troubleshoot and optimize performance, and recommend improvements based on emerging technologies.

Implement and optimize EVM-compatible features, reduce gas usage, develop and validate smart contracts, collaborate on Ethereum infrastructure, provide technical support, and stay current with Ethereum advancements.

Design, build, and optimize scalable backend systems for an ads management platform on cloud (primarily AWS). Develop product features and internal tools, maintain core platform reliability and performance, and collaborate cross-functionally with US and Japan teams. Use agentic AI-assisted development practices; work early JST hours Tue–Fri and participate in occasional in-person meetings.

Dragonfly is seeking Software Engineers for various portfolio companies, focusing on crypto technologies. Engineers of all experience levels are needed across multiple stacks.

Seeking software engineers with at least 2 years of production backend experience, interested in crypto and blockchain technologies, for roles with portfolio companies.

The role involves sourcing audio data for model training, operating cloud infrastructure in GCP, collaborating on data pipelines, and improving data quality and scale for AI models.

Lead backend architecture and build scalable, high-concurrency services and APIs (Node.js) powering web and mobile. Own components end-to-end, manage CI/CD and infrastructure (IaC, containers, cloud), improve reliability, and collaborate with PM/design to deliver core features like live interactions and checkout.

Design and implement open source networking solutions, collaborate with cloud providers, and contribute to technical documentation and community efforts.

As a C# Software Engineer, you'll design and implement classes for document IDE, refactor code for extensibility, and interview users to understand needs.

Join a portfolio company as a Software Engineer to work on a performance-sensitive stack for crypto's dark pool, focusing on full onchain systems.

Build and architect Base360.ai: design and launch booking, pricing, payments, operations, and AI-powered automation. Integrate platforms (Airbnb, Stripe, Twilio, OpenAI), scale systems internationally, and embed AI workflows to automate operations and optimize revenue.

As a Senior iOS Engineer at Speechify, you will lead engineering and product decisions, actively ship production code, and contribute to product discussions while maintaining and enhancing app architecture.

Participate in cryptography research for blockchain applications, focusing on post-quantum signatures, threshold signatures, signature aggregation, and proof systems. Benchmark NIST PQ standards, collaborate with senior researchers to apply results, publish findings, and contribute to open-source projects.

Early-career backend engineer role in the Binance Accelerator Program. Contribute to product development and maintenance, write and maintain interface documentation, troubleshoot QA issues, and assist customer service with problem resolution and classification for system improvements.

Design and build backend microservices for real-time fraud detection, transaction monitoring, and risk analysis. Integrate ML models and risk scoring engines, support scalable distributed systems, and leverage AI-assisted development and LLM/agent tools for risk automation.

Design, build, and maintain scalable, reliable Java-based backend systems through full software lifecycle. Work on distributed system design, databases (MySQL and NoSQL), messaging middleware, deployment automation, monitoring, performance optimization, and cross-team collaboration with comprehensive system documentation.

Early-career software engineer in a fixed-term accelerator: develop and maintain core products, compile and implement interface documentation, troubleshoot QA issues, and assist customer support to classify and resolve customer problems for system improvement.