{"id":3069900,"url":"https://alion.io/job/transmit-security-senior-full-stack-engineer-be-oriented","title":"Senior Full Stack Engineer (BE Oriented)","company":{"id":49154,"name":"Transmit Security","domain":"transmitsecurity.com","url":"https://alion.io/company/transmit-security","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":84,"open_postings":16,"ghost_share":0.188,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":128,"computed_at":"2026-10-23T05:54:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Tel Aviv, Israel"],"countries":["IL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Angular","optional":false},{"name":"Datadog","optional":false},{"name":"Docker","optional":false},{"name":"Gatling","optional":false},{"name":"Grafana","optional":false},{"name":"JMeter","optional":false},{"name":"k6","optional":false},{"name":"LLM","optional":false},{"name":"Next.js","optional":false},{"name":"Node JS","optional":false},{"name":"OpenTelemetry","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"Vue.js","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-10-22T06:03:31Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-23T23:33:01Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":1},"description":"Transmit Security gives businesses the modern tools they need to build secure, trusted and end-to-end digital identity journeys to innovate and grow. \nCX-focused, cybersecurity conscious leaders rely on Transmit Security’s xCIAM platform to provide their customers with smooth experiences protected from fraud across all channels and devices.\nTransmit Security serves many of the world’s largest banks, insurers, retailers, and other leading brands, collectively responsible for more than $1.3 trillion in annual commerce.\nAbout the Role:\nYou will play an integral role in the development of an innovative SaaS product that serves millions of authentication requests for customers worldwide.\nWe're looking for talented Backend Engineers who love solving complex problems and are looking for a new challenge!\nWhat you’ll do:\nPlan and deliver new features as we grow the emerging SaaS platform.\nDeliver both infrastructure and customer-facing features.\nBuild and extend backend services in a dockerized environment.\nLearn and implement authentication protocols such as OIDC and WebAuthn.\nBuild large-scale, multi-tenant identity management systems designed for high availability and low latency.\nOwn performance and scalability: profile, load-test, and optimize services under heavy, spiky traffic.\nUse AI-assisted development tools as part of your daily workflow, and help shape how the team adopts them.\nHelp define how AI agents are identified, authenticated, and trusted, building the foundations of agentic identity.\nWhat you’ll need:\nAt least 5 years of proven experience developing complex web applications.\nProven record implementing scalable REST APIs and services, taking a feature from the design board to deployment.\nExperienced with backend development using tools such as Node.js, TypeScript, Python, Docker.\nHands-on experience with SQL/NoSQL databases, including query optimization and data modeling at scale.\nExperience building systems that handle high throughput - 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