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Senior Software Engineer - Product Platform
Senior Software Engineer on Kikoff's Product Platform team builds and owns foundational services—identity/KYC infrastructure, credit furnishing systems, and shared platform capabilities—that every product team depends on. Ruby on Rails is a plus; strong production-systems fundamentals required.
Site Reliability Engineering (DevOps)
Nuestro cliente, importante grupo tecnológico ubicado en Capital Federal, nos encomendó la búsqueda de un profesional para ocupar la posición de Site Reliability Engineering (DevOps) Funciones: Planificar, diseñar y…
Senior Software Engineer - Sales & Retail
Senior Software Engineer on the Item Domain team (pricing, pay, and merchandising tools) at an authenticated luxury resale marketplace, building backend services and internal web tooling for listing, enrichment, and merchandising. Stack spans Java/Kotlin, Elixir, Ruby, React/TypeScript, GraphQL, Kafka, AWS, PostgreSQL, and DynamoDB.
DevOps Engineer
Senior DevOps Engineer at Docyt (a Silicon Valley AI startup automating small-business back offices) based in Noida, India. Day to day: build and scale AWS cloud infrastructure, CI/CD pipelines, and reliability/monitoring using Docker, Kubernetes, Jenkins, Terraform/Ansible, and Prometheus/Grafana/ELK.
Full Stack Software Engineer, Applied AI
Wonderschool is hiring a full stack engineer in San Francisco to own its AI-driven development loop — reviewing AI-generated code, building automated agent pipelines, and shipping product features with React/TypeScript, Node.js or Elixir, and Postgres. In-person 5-6 days a week; $140k+ base plus equity.
Senior Backend Engineer — Mortgage Platform
Senior Backend Engineer at Tembo, a UK consumer mortgage platform, building and owning Ruby on Rails/AWS backend services for mortgage workflows, operational tooling, lender integrations, and ISA savings products — focused on automation, reliability, and end-to-end ownership. London-based, hands-on role.
QA Engineer
QA Engineer at Decile Group (VC Lab) owning quality end to end for Decile Hub and Start Fund: building an agentic AI QA system that runs regression tests and flags risks automatically, plus classic test plans, bug triage, and release checks. Needs 5+ years QA on SaaS, hands-on AI-agent building, and living within a few time zones of Pacific time.
Senior Software Engineer (Python & Ruby on Rails)
Foundational senior engineer at a health benefits platform who architects a multi-tenant Rails/Python SaaS on AWS (RDS, S3, Redshift, Glue, OpenSearch), builds RAG pipelines on HIPAA-eligible LLMs, and mentors offshore engineers — roughly 80% hands-on building, 20% technical leadership, reporting to the Lead Engineer.
Principal Systems Engineer IVV
A senior systems engineer at Ultra I&C's UK Cyber business (defence cryptography/key management) in Maidenhead, owning Independent Verification & Validation: creating IV&V plans, procedures and compliance evidence, leading development of test equipment, running internal and external qualification events, and line-managing a small systems engineering team.
Senior Backend Engineer
Senior Backend Engineer at Instrumentl, a grants platform for 6,000+ nonprofits. You'll own AI features end to end — building tool-using LLM agents, RAG pipelines, and APIs for grant discovery and application drafting — in Python (FastAPI/Celery), with strong evals, observability, and reliability practices on a small YC-backed team.
Web Developer (Full Stack)
Full stack web developer designing, building, and maintaining both the front end (modern JS frameworks like React/Vue/Angular) and back end (Node.js, Python, etc.) of web applications on a remote-first engineering team, collaborating with product managers, designers, and engineers to ship scalable features.
Software Engineer 2 - (Python, Docker, Kubernetes)
Software Engineer 2 - (Python, Docker, Kubernetes) Clearance: TS/SCI - Polygraph required Position ID: 02-521-SWE2 Location: Fort Meade, Maryland Description: The Software Engineer designs, develops, tests, deploys,…
Senior Ruby on Rails Backend Engineer — Remote Europe
Salve.Inno Consulting is hiring a Senior Ruby on Rails Backend Engineer to build AI-powered products for a global user base. Fully remote within Europe, the role owns backend services from design through production, contributing to architecture, performance optimization and scalable systems, while collaborating with the CTO and mentoring engineers.
Senior Ruby on Rails Backend Engineer — Fully Remote Europe
Senior backend engineer building and scaling Ruby on Rails applications that power Salve.Lab's AI-driven products used by millions. Working fully remotely across Europe, you own features end-to-end with the CTO, Tech Lead, PMs, and SREs, from requirements through production deployment.
Senior Backend Engineer (Ruby on Rails)
Senior Backend Engineer building and scaling Ruby on Rails backend applications for an AI technology company serving millions of users. Hands-on IC role collaborating with the CTO, Tech Lead and PMs; fully remote from Europe on a B2B contract, requiring 5+ years of backend experience and CET ±3 hours overlap.
Senior Backend Engineer (Ruby on Rails)
Senior Backend Engineer designing, building and scaling Ruby on Rails backend applications for AI-powered products at a fast-growing AI company. Hands-on IC role working with the CTO and Tech Lead, owning features end-to-end from requirements to production deployment. Fully remote from Europe with CET ±3 hours overlap.
Fullstack Software Engineer
Fullstack engineer at an ICT company in Mendrisio, Switzerland, designing and delivering new solutions and end-to-end user-facing features in an Agile environment while reducing technical debt. Must have deep experience in at least one of Ruby, Go, C++, or Python; React/TypeScript and PostgreSQL are a plus.
Forward Deployed Software Engineer
Forward Deployed Software Engineer at Fin, the AI customer-agent company, in Dublin: embeds with strategic customers to deploy and integrate Fin's AI support agent, coding hands-on and feeding product insights back to R&D. Requires strong coding in a high-level language, REST API skills, and AI/ML interest.