Top Backend Developer Jobs

The Backend Software Engineer will develop features from inception to production using Kotlin/Java, collaborate across teams, and ensure high-quality code.

As a Mid-Level Full Stack Developer, the role involves building and maintaining web applications, implementing new features, and optimizing performance using Ruby on Rails in a remote setting.

Lead backend development and technical direction for Java/Spring Boot microservices. Design APIs, integrate event-driven systems and data stores, troubleshoot production, mentor engineers, ensure test coverage, coordinate releases, and adopt AI-assisted engineering practices.

Build and maintain production-grade Python APIs and data processing systems, design EHR integrations (HL7/FHIR), lead AWS-based feature development, troubleshoot production issues, enforce testing standards, refactor and optimize systems, mentor junior engineers, and collaborate cross-functionally.

The Data Science Platform Engineer will develop and enhance machine learning platforms, design data engineering solutions, and utilize advanced analysis techniques to improve text understanding and model training.

As a Senior Back End Engineer at Altruist, you will lead engineering best practices, build scalable applications, and mentor junior engineers while focusing on complex problem-solving and data integration.

As a Senior Back End Engineer, you will lead engineering best practices, develop scalable systems, and mentor team members while resolving complex problems.

As a Software Engineer, you'll design and scale BaseOS, develop backend services, manage infrastructure, and collaborate across teams to improve systems.

As a Senior Backend / Infrastructure Engineer, you will design distributed systems to support growth, enhance system resilience, and improve performance and observability.

The Sr Software Developer will design, build, and maintain backend microservices using Python, FastAPI, and PostgreSQL, implement REST APIs, manage data stores, and ensure code quality.

Senior backend engineer responsible for designing and implementing scalable, high-availability backend services for investment and financial products. Work primarily on backend APIs, integrations with financial institutions, databases, testing, troubleshooting production issues, and contributing across the stack while focusing on performance, security, and maintainability.

As a Full Stack Engineer at Deepnote, you'll develop and enhance features across the tech stack, support community engagement, and tackle complex engineering challenges.

Design, implement, and maintain data ingestion pipelines and RESTful APIs; optimize backend systems for performance and reliability; collaborate on data solutions with cross-functional teams.

The Senior Backend Engineer will design and develop scalable software applications, focus on cloud migration, and lead technical efforts with development teams.

The Fullstack Engineer will create scalable web experiences, manage technical roadmaps, and design flexible data models while collaborating with Design and engineering teams.

The role involves designing and maintaining backend services using Node.js and Python, optimizing systems, managing databases, and improving system performance, while providing mentorship to other engineers.

The Senior Full Stack Engineer will design, develop, and maintain web applications, ensuring security, scalability, and user-friendliness, while collaborating with teams and staying updated on technologies.

Responsible for designing, developing software features, managing APIs, leading transitions from conception to deployment, and automating processes in a collaborative environment.

As a Full Stack Software Engineer, you will lead product features from design to implementation while mentoring other engineers in AI-native workflows. Responsibilities include building scalable backend systems, creating responsive UIs, and driving architectural decisions in a high-urgency environment.

Design, build, and operate backend services and APIs for affiliate systems (tracking, attribution, commission settlement, partner management, anti-fraud). Own end-to-end service lifecycle, ensure production reliability, scalability, and correctness for financially sensitive workflows.

The Senior Software Engineer will architect and deliver backend systems, optimize API performance, and mentor teammates while tackling various distributed system challenges.

Develop and implement scalable solutions, collaborate with teams using Agile, and mentor junior engineers while ensuring security and performance.

Build and maintain scalable backend services, APIs, and data pipelines for a computer-vision AI platform. Collaborate with ML and Solutions teams to productionize model inference, ensure reliability, implement observability, and support deployments and customer integrations.

The Senior Software Engineer, Backend will develop secure, scalable SaaS systems, build APIs, and advance deployment automation while collaborating with teams.

As a Senior Backend Engineer, you will lead technical projects, create secure code, review designs, and mentor other engineers while developing APIs and improving delivery processes.