Senior Java Backend Developer

Playlist (ClassPass) seeks a senior engineer with 5+ years' experience to design and build data models and ETL (dbt, Snowflake), deploy and monitor ML models (recommendation, personalization, pricing), apply statistics and experimentation, and follow backend engineering best practices (CI/CD, testing, observability). US-based role with a listed base salary range of $150,000–$200,000.

The role requires end-to-end ownership of complex distributed systems including development, testing, deployment, and maintenance. Key responsibilities include defining SLOs/SLIs and observability standards, chaos testing and capacity planning, building REST APIs, using BigQuery and Google Cloud, scripting in Python and shell, and mentoring junior engineers. Telecommuting is available; the position is based at the Store Support Center in Atlanta and requires legal authorization to work in the United States.

The Home Depot is hiring a Senior User Experience Designer based in Atlanta (telecommuting available). The role combines UX/product design responsibilities with hands-on engineering tasks including backend service development in Java (Micronaut), microservice architectures, CI/CD with GitHub Actions, deployment and operation on Google Cloud Platform, static analysis (Sonar), Elasticsearch, testing (unit, integration, destructive, performance), frontend technologies (HTML/CSS/JS/TypeScript), SQL/NoSQL, monitoring/observability, and security for cloud-based systems. Minimum: Master's degree in a related field plus 2 years of relevant experience.

SweetRush is recruiting experienced freelance Web Developers for future remote opportunities (United States and Costa Rica mentioned). Role emphasizes custom front-end development using JavaScript, React, HTML5, and CSS within the Adapt framework, plus use of AI coding assistants, AI/LLM integrations, xAPI/SCORM and accessibility/localization practices. Candidates should be able to own projects from concept to deployment and be available during US daytime hours; strong English communication is required.

NVIDIA seeks a Senior Software Developer for AI Networking to develop communication frameworks, production tools, and large-scale benchmarks for AI training and inference. Requires 5+ years experience, professional Python development, and strong Linux/command-line skills; experience with PyTorch, HPC (MPI, InfiniBand), Slurm/Kubernetes, and performance optimization is a plus.

Join Twilio as a Staff Mobile Software Engineer (P4) working on Stytch identity and fraud prevention products. The role focuses on designing, building, and owning mobile SDKs that power authentication, fraud detection/prevention and agentic identity use cases. Responsibilities include partnering with product and engineering leadership, cross-team integration, authoring design docs, driving technical decisions, improving production quality and observability, mentoring engineers, and participating in on-call rotations. The position is remote but must be based in Ontario, British Columbia, or Alberta, Canada; occasional travel may be required. Posted salary range: 160,320 - 200,400 (annual).

Lead a technical squad and design/validate solution architectures aligned with scalability, security and maintainability. Require 7+ years development experience and prior roles such as Technical Lead, Software Architect or Solution Architect. Responsibilities include implementing APIs and microservices, code reviews, incident management, driving DevOps/CI-CD practices, coordinating with business and vendors, and mentoring team members. Onsite attendance 2–3 times per week (hybrid) in Lima, Perú.

Coforge is hiring a Senior QA Automation Engineer in Lima (hybrid, office attendance twice a week). Role requires 4+ years in Quality Engineering/QA Automation, designing test strategies, implementing and maintaining automation suites (web, backend, desktop), writing Gherkin scenarios, API testing and CI integration (Jenkins/Bitbucket). Tools listed include Selenium, Karate DSL, Rest Assured, Serenity, Appium, Cucumber, Postman, Jira/Xray; desirable experience includes performance, security testing, DevSecOps practices and observability with Dynatrace.

Remote (United States). Join GitHub's Compute Platform team to design, implement, and operate Kubernetes-based platforms (Hubbernetes) that run production services. Responsibilities include improving fleet reliability, capacity and lifecycle management, AKS migration, building automation and guardrails, debugging production issues across Kubernetes, cloud infrastructure, Linux, containers, networking and observability, and participating in on-call and incident response. Requires several years of software engineering experience and at least 2+ years of large-scale Kubernetes fleet operations; Azure/AKS experience is a strong plus.

Join ClickUp as a Senior AI Engineer to design and own AI evaluation systems (golden datasets, LLM-as-judge, automated scoring), build the core agent harness and self-improvement loops, benchmark and route models across providers, and architect scalable model serving, monitoring, and orchestration infrastructure. Requires 5+ years software engineering experience and production experience with LLM/ML systems.