Top Backend Developer Jobs

As a Software Engineer on the Compute team, you will build and optimize systems for data processing, SQL querying, and improve the performance of code execution. You will tackle complex engineering challenges spanning backend data systems to frontend applications, ensuring efficiency and usability.

The Senior Backend Engineer II will design, build, and maintain backend services for financial workflows, collaborating with product and engineering teams to enhance system reliability and performance.

Design, build, and own backend services for prediction markets across market lifecycle: creation, trading, oracle resolution, settlement, and payouts. Build low-latency, high-throughput microservices and event-driven systems, drive reliability via SLOs and observability, lead incident response, set technical standards, and mentor engineers while partnering cross-functionally to deliver product and compliance-aligned roadmaps.

Design, build, and maintain secure, scalable serverless microservices, APIs, and data pipelines on AWS. Optimize databases and queries, manage IaC with Terraform, automate CI/CD, monitor systems (Sentry/CloudWatch), participate in on-call rotation, and collaborate across teams to improve data ingestion, reliability, and performance.

Lead and mentor a back-end engineering team building distributed microservices and cloud-native solutions. Design and deliver robust AWS-based systems, collaborate with product managers, evaluate and write code, and drive technical modernization using Go, Java, Python, containerization, databases, and orchestration tools.

Lead design and implementation of scalable, secure backend systems for high‑throughput document processing. Assess architecture, build abstractions, partner with platform teams, set technical direction, and raise backend engineering standards.

The Backend Developer will analyze, design, and modify software enhancements, working on web development and microservice architecture, collaborating with the Solution Architect and UI developer.

Lead architecture and implementation of Squarespace's Communications Platform (email, push, in-product messaging). Drive platform modernization, reliability, and engineering standards. Provide hands-on Java development, technical leadership, mentorship, design and code reviews, and cross-team collaboration to maintain scalable, reliable, and secure communication services.

Build and own Hera's backend systems: design fault-tolerant services, reliable data infrastructure, and consumer-grade APIs. Shape data handling for medical, billing, and operational workflows. Improve engineering rigor via testing, performance tuning, and maintainable architectures. Enable capture and compounding of expert knowledge to scale care delivery.

Design, develop, test, and maintain backend software systems supporting secure, high-performance applications. Debug, integrate components, write tests and documentation, support AWS-hosted systems, and collaborate with engineers in an Agile environment to ensure software quality and scalability.

As a Senior Software Engineer, you will enhance data pipelines, integrate with EHR systems, and mentor fellow engineers while ensuring scalable and reliable solutions for health technology.

Lead design and delivery of high-throughput, fault-tolerant backend systems for Aladdin. Build microservices, streaming architectures, and distributed applications; collaborate with product and global teams; apply test-driven development, perform code reviews, and provide production support while mentoring engineers and driving technical roadmap.

The Lead Backend Software Engineer will provide technical leadership, design GraphQL APIs, and enhance Philo's backend services, ensuring platform stability and performance across applications.

The role involves designing and optimizing Philo's video streaming pipeline, collaborating across teams, and enhancing video delivery systems with scalability and machine learning.

As a Lead Software Engineer, you will lead projects, mentor teams, and develop cloud-based solutions while utilizing various programming languages and technologies.

The role involves leading backend engineering efforts to build scalable distributed systems, enhance APIs, and troubleshoot production issues. Candidates should possess expertise in backend languages and cloud engineering principles.

Design, build, and scale foundational platform services to ingest, process, and route internet-scale security events. Develop fault-tolerant microservices, CI/CD and DevOps tooling for detection-as-code, evolve unified detection management, drive observability and policy features, mentor engineers, and collaborate cross-functionally to deliver real-time detection generation.

Lead development and operation of the verification platform: build observable verification dashboards, eval plumbing, provider-portable adapters, freshness-pricing schedulers, agent-facing APIs, and cost ledgers. Ensure correctness, freshness, and cost visibility across pipelines, queues, caching, and model-provider integrations. Ship and operate production infrastructure, diagnose failures, and write clear system artifacts.

As a Senior Backend Engineer, you'll design, implement, and optimize scalable backend systems, collaborate with teams, and mentor junior engineers to enhance operational reliability and performance.

The job involves developing applications as a Java developer, focusing on both front-end and back-end development with various technologies.

The Java Backend Developer will design and develop enterprise applications, implement security solutions, manage databases, and utilize Agile methodologies. Must have extensive Java experience and familiarity with application servers and frameworks.

Looking for Java Developers skilled in Front-end (Java, JQuery, etc.) or Back-end (Java, Spring, SOAP, REST). Requires 3 to 6 years of experience.

Looking for a Java Backend Developer with skills in Java backend development, session management, integration of data sources, and familiarity with modern web technologies.

The role requires developing back-end services using Java and Spring, with a willingness to learn new technologies such as Kafka and Go Lang.

The role involves architecture, design, and development of Java-based systems, overseeing projects, and advising clients. Extensive experience in Java development is essential.