Raydar

Company Name: Raydar
Job Title: Senior Backend Engineer
Job Description

Toronto, Canada

Hybrid

Senior

01-10-2025

Company Name: Raydar
Job Title: Software Engineer
Job Description: Job title: Software Engineer Role Summary: Backend-focused engineer responsible for designing, building, and maintaining scalable production systems for early‑to‑mid‑stage startups in AI, fintech, blockchain, and software. Expactations: 5+ years of backend software engineering with a demonstrable record of shipping and operating production‑grade services in a fast‑paced startup environment. Key Responsibilities: - Architect and develop robust backend services in Java or Go. - Design and maintain data models across relational (PostgreSQL) and NoSQL (MongoDB, Redis) databases. - Deploy and manage services on cloud platforms (AWS, GCP, or Azure). - Implement CI/CD pipelines, automated testing, and continuous monitoring. - Optimize application performance and ensure high availability and scalability. - Collaborate with product, QA, and DevOps teams through code reviews and agile ceremonies. - Troubleshoot production incidents and conduct root‑cause analyses. Required Skills: - Proficiency in Java or Go. - Strong knowledge of relational and/or NoSQL databases (PostgreSQL, MongoDB, Redis). - Experience with microservices, containerization (Docker), and orchestration (Kubernetes). - Familiarity with cloud infrastructure, CI/CD, and automated testing. - Solid understanding of distributed systems, performance tuning, and security best practices. - Excellent problem‑solving, communication, and teamwork skills. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or a related technical field. - Relevant certifications (e.g., AWS Certified Developer, Google Cloud Professional Cloud Developer) are a plus.

Seattle, United states

On site

Mid level

08-10-2025

Company Name: Raydar
Job Title: Fullstack Software Engineer
Job Description: Job Title: Fullstack Software Engineer Role Summary: Join an early‑stage AI‑powered B2B startup as a founding team member. Build and scale a core platform from the ground up using React Native, Flask, Next.js, and TypeScript, while driving technical architecture and collaborating closely with leadership and customers. Expactations: - 0‑4 years of full‑stack engineering experience, preferably in a startup context. - Proven ability to deliver projects through internships, side projects, or GitHub contributions. - Strong initiative, ownership, and adaptability to fast‑paced, ambiguous environments. - Quarterly travel to observe software in warehouses and perform live coding during go‑lives. Key Responsibilities: - Design, develop, and ship scalable front‑end and back‑end components in React, TypeScript, Next.js, Flask, and Python. - Own architectural decisions and roadmap for platform scaling and infrastructure. - Conduct live coding sessions during warehouse go‑lives and troubleshoot real‑time issues. - Collaborate directly with leadership and customers to shape product direction and feature prioritization. - Support infrastructure, deployment, and performance optimization as the platform grows. Required Skills: - Proficiency in React, TypeScript, Next.js, Flask, Python, JavaScript, and AWS. - Strong Git workflow, unit testing, and CI/CD practices. - Experience with RESTful APIs, authentication, and data modeling. - Ability to work across the full stack with emphasis on backend development in a startup environment. - Bonus: Experience in React Native, infrastructure scaling, supply chain or B2B software. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or related field, or equivalent practical experience demonstrated through projects and contributions. No specific certifications required.

San francisco bay, United states

On site

Junior

09-10-2025

Company Name: Raydar
Job Title: Back End Developer
Job Description: **Job Title:** Back End Developer **Role Summary:** Design, build, and maintain scalable backend systems and APIs that power mission‑critical applications for a fast‑growing global technology company in the food and logistics sector. Work on microservices architecture, cloud platform integration, and performance optimization while collaborating with cross‑functional teams to drive measurable business impact. **Expectations:** - Minimum 5+ years of professional backend software engineering experience. - Ability and willingness to work on‑site five days a week in a U.S. major metropolitan area (location specified in posting). - Proficiency in at least one modern backend language (Go, Java, or Python). **Key Responsibilities:** - Design and implement scalable microservices and RESTful APIs. - Develop and deploy services using cloud platforms (AWS, GCP, Azure). - Containerize applications with Docker; orchestrate with Kubernetes. - Collaborate with product, data, and DevOps teams to deliver features with business impact. - Participate in system design, architecture reviews, and performance tuning sessions. - Maintain high code quality through automated testing, CI/CD pipelines, and code reviews. **Required Skills:** - Strong programming skills in Go or Java (Python proficiency acceptable). - Deep understanding of RESTful API design and microservices patterns. - Experience with distributed systems, event‑driven architecture, and data persistence (PostgreSQL, MongoDB, Redis). - Familiarity with CI/CD pipelines, DevOps practices, and infrastructure automation. - Excellent debugging, troubleshooting, and problem‑solving abilities. **Required Education & Certifications:** - Bachelor’s or higher degree in Computer Science, Software Engineering, or another STEM discipline.

New york, United states

On site

Mid level

13-11-2025

About the Company

Listed Jobs