{"id":3305150,"url":"https://alion.io/job/sunwing-vacations-group-developer-iii-full-stack","title":"Developer III, Full Stack","company":{"id":3275008,"name":"Sunwing Vacations Group","domain":"sunwing.com.hk","url":"https://alion.io/company/sunwing-com-hk","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Dayforce","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Etobicoke, Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":55000,"max_usd":105000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":103},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Rest API","optional":false}],"status":"live","first_seen_at":"2026-10-26T04:00:00Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-10-29T15:32:48Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"The Opportunity\nUnder Sunwing Vacations, we are looking for a Senior Developer to join our team and help make vacation dreams come true. Reporting to the Sr. Lead Developer, the Senior Developer is responsible for architecting, developing and delivering robust, scalable and high-quality software solutions that support critical business objectives. In this role, you will play a central engineering role across key digital initiatives, driving end-to-end technical delivery from design through deployment and operational monitoring. Working within agile delivery streams, you will collaborate closely with Product Owners, Technical Leads, Software Developers and cross-functional IT teams to advance core enterprise platforms and champion engineering best practices.\nApply now and have your career soar to new heights - under our wing!\n\nWhat You’ll Do\nDesign, develop and deliver high-quality, scalable and maintainable software solutions that support business goals and key digital initiatives.\nDesign, implement and maintain clean, readable and extensible code, adhering to SOLID principles and cross-team architectural standards.\nAnalyze and break down complex functional and technical requirements into structured designs and actionable engineering tasks.\nLead and contribute to technical solution design, including architectural diagrams, workflow specifications and proof-of-concept prototypes.\nDevelop robust, secure and high-performing code with a focus on scalability and long-term maintainability.\nDesign, build and integrate RESTful APIs and backend services within distributed, microservices-oriented architectures.\nApply strong database engineering principles to schema design, table relationships, query performance and transactional data integrity.\nParticipate throughout the Software Development Life Cycle (SDLC), collaborating with Product Owners, Technical Leads, Developers and cross-functional IT teams.\nChampion clean code, security standards and architectural best practices across technical deliverables.\nApply a strong understanding of enterprise architectures and downstream system dependencies to build seamless integrations.\nWork with minimal supervision and contribute to high-impact projects and major technology initiatives.\nInvestigate, diagnose and resolve production incidents, service interruptions and defects across core applications and integrations.\nProvide escalation or after-hours support during critical operational windows, as required.\nMaintain clear and timely communication with Technical Leads, operations teams and key business stakeholders regarding incident status, workarounds and resolution timelines.\n\nWhat You’ll Need\n3–5 years of relevant software development experience.\nCollege diploma in Computer Science, Software Development, Information Technology or a related discipline, or an equivalent combination of education and relevant experience.\nStrong software development and application design skills with an emphasis on clean, scalable and maintainable solutions.\nExperience developing RESTful APIs and backend services within distributed or microservices-oriented architectures.\nStrong understanding of SOLID principles, clean code practices and software architecture standards.\nKnowledge of database engineering principles, including schema design, table relationships, query performance and transactional data integrity.\nExperience working within agile software development and delivery environments.\nStrong analytical and problem-solving skills, with the ability to independently address issues within areas of expertise and quickly understand unfamiliar concepts and technologies.\nAbility to analyze complex functional and technical requirements and translate them into structured technical solutions.\nStrong understanding of enterprise architecture, integrations and downstream system dependencies.\nAbility to work independently with minimal supervision while collaborating effectively with Senior Developers, Technical Leads and cross-functional teams.\nStrong communication and collaboration skills with the ability to work effectively with both technical and business stakeholders.\nAbility to contribute effectively to high-impact projects and major technology initiatives.\n\nWhat We Offer\nGrow your career with challenging and rewarding work that makes a difference.\nOpportunity to give back through our social responsibility initiatives.\nWork with a fun, passionate, travel-loving team!\nGreat travel perks!\nFree parking.\nOpen-concept, collaborative workspace.\nSee for yourself! @sunwinglife","description_format":"text","description_chars":4560,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Travel Agencies","Tour Operators"],"lifecycle":[{"event":"open","at":"2026-10-27T01:04:30Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":3,"expected_fill_days":29,"reasons":["conf:3","velocity","win:early"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/sunwing-vacations-group-developer-iii-full-stack","json_url":"https://alion.io/job/sunwing-vacations-group-developer-iii-full-stack.json","meta":{"generated_at":"2026-10-29T19:19:27Z","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":28683,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":3275008},"rest":"https://alion.io/mcp/rest/get_company?id=3275008"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsunwing-vacations-group-developer-iii-full-stack"},{"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%2Fsunwing-vacations-group-developer-iii-full-stack"},{"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%2Fsunwing-vacations-group-developer-iii-full-stack"},{"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/sunwing-vacations-group-developer-iii-full-stack\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsunwing-vacations-group-developer-iii-full-stack"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3305150}},{"tool":"search_jobs","arguments":{"company":"sunwing.com.hk","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3305150},"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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