{"id":2014407,"url":"https://alion.io/job/usmobile-senior-backend-engineer-2","title":"Senior Backend Engineer","company":{"id":1758679,"name":"Usmobile","domain":"usmobile.com","url":"https://alion.io/company/usmobile","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Welcome to the Jungle","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Toronto, Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":140000,"max":180000,"currency":"CAD","period":"year","gross":null,"usd_annual":126224},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude","optional":false},{"name":"Django","optional":false},{"name":"Flask","optional":false},{"name":"Git","optional":false},{"name":"Java","optional":false},{"name":"Python","optional":false},{"name":"RabbitMQ","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false}],"status":"live","first_seen_at":"2026-08-29T00:17:11Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-12T13:59:17Z","board_verified":true,"closed_at":null,"days_open":44,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":44},"description":"Join our team as a Senior Backend Engineer and help us scale and connect millions of devices to wireless networks. You will architect optimal solutions, deploy new features, and build quality tools and frameworks. You will also develop and maintain RESTful APIs, design asynchronous service communication, and work with NoSQL databases. Collaboration with Product, QA, and DevOps teams is essential, as well as writing clean, testable code and participating in system architecture design. Benefits include gym reimbursement, free cellular service, free lunch in the NYC office, metrocard reimbursement, and flexible working hours.\nMissions\nArchitect optimal solutions to business problems, deploy new features, and help scale to millions of customers and connected devices.\nDevelop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python (Flask, Django), and design asynchronous service communication.\nCollaborate with Product, QA, and DevOps teams to deliver reliable and scalable features, and participate in system architecture design, code reviews, and performance tuning.\nProfil recherché\n - Strong experience with building and consuming REST APIs- Experience integrating and leveraging AI-assisted development tools such as Claude and Opencode to accelerate backend development, including code generation, debugging, and optimization of APIs and services\n- Familiarity with MongoDB or other NoSQL database technologies\n- Excellent problem-solving and debugging skills\n- Excellent debugging, problem-solving, and communication skills\n- Demonstrated ability to incorporate AI tools into the software development lifecycle, using Claude or Opencode for tasks like automated code reviews, documentation generation, and improving system design efficiency\n- Strong communication and team collaboration skills\n- Hands-on experience with message brokers such as RabbitMQ or AWS SQS/SNS\n- 7+ years of experience with Java and Spring Boot\n- Solid understanding of Git, CI/CD workflows, and agile development practices","description_format":"text","description_chars":2044,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Flexible schedule"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-07T13:08:56Z"}],"visa":[],"liveness":{"score":38,"band":"fade","label":"Fading","p_open":1,"p_active":0.694,"p_room":0.55,"age_days":44,"expected_fill_days":37,"reasons":["conf:0","win:tail"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":126224,"is_top_pay":false},"html_url":"https://alion.io/job/usmobile-senior-backend-engineer-2","json_url":"https://alion.io/job/usmobile-senior-backend-engineer-2.json","meta":{"generated_at":"2026-10-12T16:48:05Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":26727,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1758679},"rest":"https://alion.io/mcp/rest/get_company?id=1758679"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fusmobile-senior-backend-engineer-2"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fusmobile-senior-backend-engineer-2"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fusmobile-senior-backend-engineer-2"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/usmobile-senior-backend-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fusmobile-senior-backend-engineer-2"}]}