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Skill:SQL and NoSQL databases (Postgres, DuckDB, MongoDB)

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1–2 jobs· newest first

Software EngineerNew
Unravel Carbon Pte Ltd · Tokyo, Japan
Full-time
Senior Software Engineering, Backend (All Teams) - Vaga para mulheres
DoorDash Brazil · São Paulo, Brazil
Hybrid · Full-time · Senior

+10K new in the last hour

Software Engineer

Unravel Carbon Pte Ltd · Posted Nov 12, 2026

Tokyo, Kantō, Japan
Full-time
2+ years

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Full-stack Software Engineer in Japan to build and ship product features for Unravel Carbon’s decarbonization platform.

Responsibilities

Build and ship the product
Design, build and ship production features across the platform, including our carbon calculation engine, data ingestion pipelines and AI-powered workflows
Take ownership of complex problems end to end, from scoping and technical design through to delivery and iteration
Develop integrations with customers' accounting and ERP systems
Support global users and local requirements

Requirements

Bachelor's degree in Computer Science, Engineering, IT, or equivalent practical experience
Nice to have: Experience building data-intensive products
Nice to have: Experience building with LLMs or agentic workflows
Nice to have: Integrations with accounting or ERP systems
Nice to have: Cloud services (AWS, GCP or Azure)

Skills

Python backend development (Flask, Django)Front End Web development (ReactJS)SQL and NoSQL databases (Postgres, DuckDB, MongoDB)Strong practical programming fundamentals, including common data structures and problem-solving Flask Django ReactJS Postgres DuckDB MongoDB AWS GCP Azure

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Senior Software Engineering, Backend (All Teams) - Vaga para mulheres

DoorDash Brazil · Posted Nov 6, 2026

São Paulo, Brazil
Hybrid
Full-time · Senior
5+ years

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Senior Backend Engineer responsible for product and platform teams, owning end-to-end projects, mentoring peers, and improving backend architecture and performance.

Responsibilities

Develop, release and run large-scale web applications
Develop and define the backend architecture and tech stack for a product area
Improve performance, reliability, scalability and security for backend systems
Be involved in transitioning monolithic codebase to microservice-based architecture
Collaborate cross-functionally to maximize business impact

Requirements

B.S., M.S., or PhD. in Computer Science or equivalent

Skills

backend tech stacks AI coding tools (Claude Code, Codex, Cursor)service oriented architecture REST APIs unit testing architectural design modern web stacks (HTTP, REST)

SQL and NoSQL databases (Postgres, Redis, Elasticsearch, RabbitMQ)

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