{"id":3394013,"url":"https://alion.io/job/maropost-principal-software-engineer-net","title":"Principal Software Engineer (.NET)","company":{"id":1808031,"name":"Maropost","domain":"maropost.com","url":"https://alion.io/company/maropost","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Mohali, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":21000,"max_usd":52000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":74},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Angular","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"Git","optional":false},{"name":"PostgreSQL","optional":false},{"name":"RabbitMQ","optional":false},{"name":"Redis","optional":false},{"name":"SQL","optional":false},{"name":"JavaScript","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-09-02T00:00:00Z","employer_posted_date":"2026-09-02","last_verified_at":"2026-10-30T21:42:13Z","board_verified":true,"closed_at":null,"days_open":58,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":58},"description":"Everything we do is for our customers!\nFeatured on Deloitte's Technology Fast 500 list and G2's leaderboard, Maropost offers a unified commerce experience that our customers need, transforming ecommerce, retail, marketing automation, merchandising, helpdesk and AI operations with one platform designed to scale for fast-growing businesses. With a relentless focus on our customers’ success, we are motivated by customer obsession, extreme urgency, excellence and resourcefulness to to power 5,000+ global brands while we head to 100,000+.\nDriven by the same customer-centric mentality as above, we empower businesses to achieve their goals and grow alongside us. If you're a driver and not passenger and are ready to make a significant impact and be part of our transformative journey, Maropost is the place for you.\nThe Opportunity:\nThrive on change and grow beyond limits! We are looking for a bold thinker who sees a chance to learn and define what's possible with every challenge! Ready to make an impact? Welcome to Maropost and you can turn ideas into action!\nAs a Principal Software Engineer (.NET), you will serve as a technical thought leader, architecting large-scale distributed systems, guiding engineering excellence across teams, and enabling long-term technology direction. This role requires deep expertise in .NET, cloud-native architecture, system design, and the ability to steer engineering strategy while remaining hands-on.\nWhat You'll Be Responsible For:\nDefine and evolve the technical architecture and engineering roadmap for complex systems. \nStrong experience in architecting cloud-native, high-availability distributed systems and microservices, with end-to-end system design expertise covering scalability, fault tolerance, and security. \nInfluence engineering standards, best practices, and long-term platform strategy while providing technical oversight across multiple teams and projects. \nEvaluate emerging technologies and recommend adoption strategies. \nStrong knowledge of multithreading, concurrency, parallel programming, and high-throughput systems. \nStrong ability to drive end-to-end system design while making key architectural trade-offs across scalability, cost, latency, resilience, maintenance, and security. \nExcellent problem-solving skills, system-thinking mindset, and ability to break down complex engineering challenges. \nWrite high-quality, performant, maintainable code. \nConduct deep-dive reviews of architecture, design documents, and critical code. \nLead complex debugging sessions, performance optimization, and production incident resolution. \nRepresent engineering in architecture forums and governance groups. \nWhat You'll Bring to Maropost:\nBachelor's or master's degree in computer science or a related field.\n12+ years of hands-on software development experience with progressively increasing responsibilities. \n5+ years of strong expertise in .NET / .NET Core, C#, and enterprise-grade backend frameworks. \nExperience architecting solutions on GCP, Azure, or AWS. \nExpertise in relational and NoSQL data stores - SQL Server, PostgreSQL, MongoDB, Redis, etc. \nExpertise with CI/CD pipelines, Git workflows, DevOps best practices, and production automation. \nStrong exposure to modern UI frameworks (React/Angular/Vue) and understanding of front-end integration patterns. \nSolid understanding of observability, including distributed tracing, structured logging, telemetry, performance monitoring. \nProven expertise in designing scalable APIs, asynchronous workflows, and integration patterns using event-driven and messaging architectures (Kafka, RabbitMQ, Azure Service Bus, EventHub). \nYou exemplify Maropost’s Values: \no Customer Obsessed\no Extreme Urgency\no Excellence\no Resourceful\nMessage from the Founders:Maropost is looking for builders - people who want to drive our business forward at all costs in order to achieve the goals we have both short and long term for the results and outcomes that that will bring to us all.\nIf that isn't for you that’s ok, for those of you that it is please get in touch with us!","description_format":"text","description_chars":4084,"description_truncated":false,"requirements":{"experience_years_min":null,"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":["E-commerce Platforms","Marketing & Sales AI"],"lifecycle":[{"event":"open","at":"2026-10-28T11:40:03Z"}],"visa":[],"liveness":{"score":16,"band":"cold","label":"Long shot","p_open":1,"p_active":0.47,"p_room":0.35,"age_days":58,"expected_fill_days":27,"reasons":["conf:0","win:tail"],"computed_at":"2026-10-30T05:48:23Z"},"pay":null,"html_url":"https://alion.io/job/maropost-principal-software-engineer-net","json_url":"https://alion.io/job/maropost-principal-software-engineer-net.json","meta":{"generated_at":"2026-10-30T21:51:23Z","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":12357,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-31T00:00:00Z"}},"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":1808031},"rest":"https://alion.io/mcp/rest/get_company?id=1808031"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmaropost-principal-software-engineer-net"},{"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%2Fmaropost-principal-software-engineer-net"},{"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%2Fmaropost-principal-software-engineer-net"},{"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/maropost-principal-software-engineer-net\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmaropost-principal-software-engineer-net"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3394013}},{"tool":"search_jobs","arguments":{"company":"maropost.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3394013},"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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