{"id":1418793,"url":"https://alion.io/job/clean-harbors-sr-engineer-net-fullstack","title":"Sr Engineer - .Net FullStack","company":{"id":1849239,"name":"Clean Harbors","domain":"cleanharbors.com","url":"https://alion.io/company/cleanharbors-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"B","score":75,"open_postings":62,"ghost_share":0,"stale_share":0.984,"repost_share":0,"time_to_fill_p50_days":27,"computed_at":"2026-10-02T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hyderabad, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":15000,"max_usd":40000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":123},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"Azure","optional":false},{"name":"C#","optional":false},{"name":"Claude","optional":false},{"name":"Clean Architecture","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"JavaScript","optional":false},{"name":"OWASP","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Scrum","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-08-21T13:58:55Z","employer_posted_date":"2026-08-21","last_verified_at":"2026-10-02T18:01:07Z","board_verified":true,"closed_at":null,"days_open":42,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":42},"description":"Clean Harbors Inc. (www.cleanharbors.com) is a NYSE listed US based $6.5 billion company. Clean Harbors was founded in 1980 near Boston by Mr. Alan S. McKim, w Everywhere industry meets environment, Clean Harbors is on-site, providing premier environmental, energy and industrial services. Clean Harbors employs a dedicated workforce of 25,000 employees and has over 750 service locations across the U.S., Canada and Mexico. Beyond addressing the environmental needs of its more than 300,000 customers, the Company has been on the front lines of addressing some of the largest emergency response events in North America of the past several decades including the BP Oil Spill in the Gulf of Mexico, the anthrax attacks in New York, the 2015 avian flu outbreak that devastated the poultry industry, Hurricanes Katrina, Rita and Sandy, and the oil pipeline breaks that affected the Yellowstone and Kalamazoo rivers, along with other major chemical releases into the environment.\nJob Title: Senior Engineer - .NET Fullstack\nExperience: 8 - 12 Years\nLocation: Hyderabad (Work from Office)\nWorking hours: 12.00 PM to 9.00 PM IST\n Develop, enhance, and maintain scalable web applications using .NET (C#, ASP.NET Core) and Angular.\nDesign and implement RESTful APIs, ensure performance optimization, security, and scalability.\nCollaborate with cross-functional teams to define, design, and deliver high-quality features aligned with business needs.\nTroubleshoot complex production issues and drive root-cause resolution.\nMentor junior developers, conduct code reviews, and enforce engineering best practices.\nWork in an Agile/Scrum environment to deliver iterative, high-quality software solutions.\nLeverage AI-assisted development tools to improve engineering productivity, code quality, and documentation.\nApply prompt engineering techniques for programming tasks such as code generation, refactoring, debugging, test case creation, and documentation automation.\n8+ years of hands-on experience in .NET development (C#, ASP.NET, .NET Core / .NET 6+).\nExperience with Angular (version 8 or above).\nProficiency in front-end technologies (HTML5, CSS3, JavaScript/TypeScript).\nExperience in building and consuming Web APIs.\nStrong knowledge of SQL Server and database design.\nExperience working with cloud platforms (Azure preferred).\nStrong understanding of object-oriented design principles, design patterns, and clean architecture. • Experience using AI-powered development tools (e.g., Claude, Cursor AI, GitHub Copilot, or similar) in day-to-day development workflows.\nAbility to craft effective prompts for code generation, optimization, testing, and problem-solving (Prompt Engineering for software development).\nExcellent communication and collaboration skills.\nFamiliarity with microservices architecture. • Knowledge of application security best practices (OWASP, secure coding).\nExperience in performance tuning and scalability optimization.\nExposure to AI-enabled development workflows and productivity measurement practices.","description_format":"text","description_chars":3027,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Canada","iso":"CA","kind":"country"},{"name":"Mexico","iso":"MX","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Waste Management","Environmental Science"],"lifecycle":[{"event":"open","at":"2026-09-28T21:45:47Z"}],"liveness":{"score":17,"band":"cold","label":"Long shot","p_open":1,"p_active":0.471,"p_room":0.36,"age_days":41,"expected_fill_days":27,"reasons":["conf:1","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-02T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/clean-harbors-sr-engineer-net-fullstack","json_url":"https://alion.io/job/clean-harbors-sr-engineer-net-fullstack.json","meta":{"generated_at":"2026-10-03T03:29:42Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":3287,"day_limit":5000,"remaining_today":1713,"minute_limit":60,"resets_at":"2026-10-04T00:00:00Z"}}}