{"id":1142299,"url":"https://alion.io/job/weekday-sde-3-backend-engineer","title":"SDE 3 Backend Engineer","company":{"id":7097,"name":"Weekday","domain":"weekday.works","url":"https://alion.io/company/weekday","size_band":"51-200","is_staffing_agency":true,"is_intermediary":false,"ats_vendor":"Workable","truth_index":{"grade":"B","score":81,"open_postings":88,"ghost_share":0,"stale_share":0.977,"repost_share":0,"time_to_fill_p50_days":5,"computed_at":"2026-09-23T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"hiring_geo_confidence":"explicit","locations":["Gurgaon, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":23000,"max_usd":57000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":11},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"DynamoDB","optional":false},{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"MySQL","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Redis","optional":false},{"name":"Agile","optional":true},{"name":"Apache Kafka","optional":true},{"name":"Docker","optional":true},{"name":"JavaScript","optional":true},{"name":"Kubernetes","optional":true},{"name":"RabbitMQ","optional":true},{"name":"Scrum","optional":true}],"status":"live","first_seen_at":"2026-09-23T12:49:47Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-09-23T15:44:25Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"This role is for one of Weekday’s clients\nMin Experience: 5+ years\nLocation: Gurugram, Haryana, India\nJobType: full-time\nWe are looking for an experienced SDE 3 Backend Engineer to design, develop, and scale high-performance backend systems and services. This is a senior individual contributor role for an engineer who can take ownership of complex backend problems, contribute to architectural decisions, and build reliable systems that support business-critical applications.\nThe ideal candidate should have strong expertise in Backend Development and Backend Engineering, with hands-on experience building scalable APIs, distributed services, data-intensive applications, and production-grade systems. You will work closely with product, frontend, infrastructure, QA, and other engineering teams to deliver robust and maintainable solutions.\nRequirements\nKey Responsibilities\nDesign, develop, and maintain scalable, secure, and highly available backend services and applications.\nBuild robust RESTful APIs, microservices, and backend components that can handle high-volume traffic and complex business requirements.\nTake ownership of backend features from requirement analysis and technical design through development, testing, deployment, and production support.\nParticipate in system architecture and technical design discussions, contributing to scalable and sustainable engineering solutions.\nIdentify performance bottlenecks and improve application performance, scalability, reliability, and resource utilization.\nDesign efficient data models and work with relational and/or NoSQL databases.\nWrite clean, maintainable, well-tested, and production-ready code following engineering best practices.\nDevelop automated unit, integration, and functional tests to ensure application quality and reliability.\nTroubleshoot complex production issues, perform root-cause analysis, and implement long-term fixes.\nCollaborate with product managers, frontend engineers, QA engineers, DevOps, and other stakeholders to deliver end-to-end solutions.\nConduct code reviews and provide constructive technical feedback to improve code quality and engineering standards.\nMentor junior and mid-level engineers and contribute to improving development processes and technical practices.\nStay updated with modern backend technologies, engineering practices, and architectural patterns.\nMust-Have Skills\nBackend Development\nBackend Engineering\nStrong proficiency in at least one backend programming language such as Java, Python, Go, Node.js, or C#.\nStrong experience building scalable APIs, microservices, and distributed backend systems.\nSolid understanding of data structures, algorithms, object-oriented design, and software engineering principles.\nHands-on experience with relational databases such as PostgreSQL/MySQL and/or NoSQL databases such as MongoDB, DynamoDB, or Redis.\nStrong understanding of API design, authentication, authorization, caching, concurrency, and system scalability.\nExperience working with cloud platforms and modern deployment environments.\nGood understanding of CI/CD, version control, logging, monitoring, and production debugging.\nStrong problem-solving and analytical skills with the ability to independently handle complex technical challenges.\nGood-to-Have Skills\nExperience designing highly distributed and fault-tolerant systems.\nKnowledge of message queues and event-driven architectures such as Kafka, RabbitMQ, or similar technologies.\nExperience with Docker, Kubernetes, and cloud-native architectures.\nExposure to system design and large-scale application architecture.\nExperience working in Agile/Scrum environments.\nPrior experience mentoring engineers or leading technical initiatives.\nExperience & Qualifications\n 5-8 years of professional experience in backend development/engineering.\nBachelor's or Master's degree in Computer Science, Engineering, or a related technical field is preferred.\nStrong track record of delivering production-grade backend applications and services.\nAbility to work independently while collaborating effectively with cross-functional teams.","description_format":"text","description_chars":4102,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"India","iso":"IN","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-23T12:49:47Z"}],"liveness":{"score":52,"band":"ok","label":"Likely open","p_open":1,"p_active":0.516,"p_room":1,"age_days":0,"expected_fill_days":5,"reasons":["conf:1","agency","win:early","comp:brand"],"computed_at":"2026-09-23T16:52:50Z"},"pay":null,"html_url":"https://alion.io/job/weekday-sde-3-backend-engineer","json_url":"https://alion.io/job/weekday-sde-3-backend-engineer.json","meta":{"generated_at":"2026-09-23T16:52:50Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers"}}