{"id":3310574,"url":"https://alion.io/job/workstream-principal-engineer-2","title":"Senior Staff Software Engineer","company":{"id":171995,"name":"Workstream","domain":"workstream.us","url":"https://alion.io/company/workstream","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":58000,"max_usd":108000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":31},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"C#","optional":false},{"name":"JavaScript","optional":false},{"name":"PHP","optional":false},{"name":"Python","optional":false},{"name":"Ruby","optional":false},{"name":"TypeScript","optional":false},{"name":"AWS","optional":true},{"name":"Incident Management","optional":true},{"name":"Node JS","optional":true},{"name":"PostgreSQL","optional":true},{"name":"React.js","optional":true},{"name":"Redis","optional":true},{"name":"Ruby on Rails","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-10-27T01:10:08Z","employer_posted_date":"2026-10-30","last_verified_at":"2026-10-31T17:00:04Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Workstream is a mission-driven company building the all-in-one HR, payroll, and hiring platform for managing the hourly workforce. There are 2.7 billion hourly workers, making up 80% of the global workforce, but this market has been heavily underserved by technology and deserves better. Workstream has been purpose-built for the hourly workforce from day one so that these businesses and their employees can thrive.\nOur customers include leading brands from multiple sectors, including Burger King, Carl's Jr./Hardee's, IHOP, KFC, and Culvers. We are a high growth series B company and quickly expanding our product portfolio to deliver on our vision. We are backed by legendary VCs and industry experts like Founders Fund, BOND, and Coatue.\nGrow With Us\nWe are a team from UC Berkeley, Cornell, SJTU, Cambridge, and NUS, with broad industry experience from Tencent, Alibaba, Amazon, ByteDance, and more. Our engineering team builds innovative cloud technology solutions that empower local businesses to thrive and better serve the deskless workforce in their communities.\nWe're looking for an experienced Senior Staff Software Engineer to shape our engineering strategy, lead complex initiatives across multiple teams, and drive architectural excellence across the organization. This role is ideal for a highly experienced technical leader who combines deep engineering expertise, strong architectural judgment, and the ability to translate complex business challenges into scalable technical solutions.\nThis is a full-time, hybrid position requiring 1 day per week in the office to support close cross-functional collaboration.\nDay in the Life:\nArchitect and deliver strategic engineering initiatives spanning multiple squads, coordinating parallel execution across engineers and AI agents.\nOwn multi-squad systems architecture and establish technical direction, ensuring solutions are scalable, secure, reliable, and cost-effective.\nSolve complex, organization-wide engineering challenges and drive architectural improvements that benefit multiple teams.\nLead critical technical escalations and complex system incidents, driving effective recovery and long-term reliability improvements.\nShape AI adoption strategies across engineering teams, including AI-assisted development, automated incident response, and production safeguards.\nPartner with engineering leaders, Product, and business stakeholders to translate ambiguous business problems into technical strategies that support organizational goals.\nEstablish engineering best practices, mentor technical leads, and raise engineering standards through influence and collaboration.\nWho You Are:\n10 to 12+ years of experience building, architecting, and scaling complex production software systems.\nDeep expertise in at least one mainstream programming language (JavaScript/TypeScript, Python, Java, Go, Ruby, PHP, C#, etc.), with the ability to work across different technology stacks.\nExcellent computer science fundamentals, problem-solving skills, and architectural design capabilities.\nProven experience owning complex systems and driving technical architecture and initiatives across multiple engineering teams.\nStrong understanding of distributed systems, system scalability, security, performance, and architectural trade-offs.\nDemonstrated ability to lead high-impact engineering projects, manage critical technical escalations, and make sound decisions under pressure.\nStrong strategic thinking and communication skills, with the ability to influence engineering direction and align technical decisions with business objectives.\nProven ability to mentor senior engineers and technical leads while building ownership and technical capabilities across teams.\nExperience driving engineering improvements, technical standards, and organizational adoption of new technologies.\nBachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.\nNice to Have:\nExperience with Ruby on Rails or Node.js. Experience with both is a plus.\nFamiliarity with React, TypeScript, PostgreSQL, MongoDB, and Redis.\nExperience with AWS, Terraform, microservices, and distributed systems.\nExperience implementing AI-assisted engineering workflows, agent-driven development, or AI-powered incident management.\nExperience working with globally distributed engineering teams across multiple time zones.\nWhat We Offer:\nA mission-driven and value-based company dedicated to empowering deskless workers and local businesses\nAn early employee opportunity at a Series B hyper-growth startup\nWork with the founding team and industry veterans to accelerate your career\nCompetitive salary and equity\nComprehensive health coverage\nIn-office amenities and stocked kitchen\nFlexible PTO\nHybrid Office/WFH schedule\nKnow More About Workstream\nhttps://www.workstream.us/blog/funding-series-b\nhttps://techcrunch.com/2021/08/26/workstreams-text-based-recruitment-tool-gets-a-48m-bet-from-bond-and-beyond/\nhttps://techbuzz.news/buzzworthy-august-27-2021/\nAdditional Information \nWorkstream provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. \nWe are committed to the full inclusion of all qualified individuals.","description_format":"text","description_chars":5712,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"Singapore","iso":"SG","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Payroll Services","Recruiting Software & ATS"],"lifecycle":[{"event":"open","at":"2026-10-27T03:09:49Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":4,"expected_fill_days":26,"reasons":["conf:3","velocity","win:early"],"computed_at":"2026-10-31T05:58:55Z"},"pay":null,"html_url":"https://alion.io/job/workstream-principal-engineer-2","json_url":"https://alion.io/job/workstream-principal-engineer-2.json","meta":{"generated_at":"2026-10-31T17:14:07Z","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":26987,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":171995},"rest":"https://alion.io/mcp/rest/get_company?id=171995"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fworkstream-principal-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%2Fworkstream-principal-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%2Fworkstream-principal-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/workstream-principal-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fworkstream-principal-engineer-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3310574}},{"tool":"search_jobs","arguments":{"company":"workstream.us","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3310574},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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