{"id":3369651,"url":"https://alion.io/job/ndx-financial-services-backend-engineer","title":"Backend Engineer","company":{"id":3813246,"name":"NDX Financial Services","domain":"ndxfinserv.com","url":"https://alion.io/company/ndx-financial-services-private-limited","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Mumbai, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":1200000,"max":1500000,"currency":"INR","period":"year","gross":true,"usd_annual":15816},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Rest API","optional":false},{"name":"Apache Kafka","optional":true},{"name":"AWS","optional":true},{"name":"BullMQ","optional":true},{"name":"CI/CD","optional":true},{"name":"Docker","optional":true},{"name":"JavaScript","optional":true},{"name":"Kubernetes","optional":true},{"name":"Node JS","optional":true},{"name":"Python","optional":true},{"name":"RabbitMQ","optional":true},{"name":"Redis","optional":true},{"name":"SQL","optional":true}],"status":"live","first_seen_at":"2026-10-27T08:41:37Z","employer_posted_date":null,"last_verified_at":"2026-10-27T08:41:37Z","board_verified":false,"closed_at":null,"days_open":4,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":4},"description":"About the Role \nWe're looking for engineers who can independently design and build reliable backend services. Beyond writing code, you should be comfortable thinking about performance, data consistency, reliability, and maintainability. \n\nResponsibilities \n● Design and implement backend services. \n● Translate business requirements into technical solutions. \n● Design efficient database schemas. \n● Build reliable asynchronous workflows. \n● Debug production issues independently. \n● Review code and mentor junior engineers. \n● Improve application performance and reliability. \n● Contribute to technical design discussions. \n\nMust Have Strong Programming Skills \n● Proficiency in at least one backend language. \n● Strong Object-Oriented Design. \n● Good understanding of design principles. \n● REST API design. \n● Writing maintainable, testable code. \n\nDatabase Knowledge Comfortable with: \n● Database design \n● Query optimization \n● Transactions \n● Indexing strategies \n● Locking (high-level understanding) \n● Isolation levels (basic understanding) \n● Data modelling Concurrency \n\nWorking knowledge of: \n● Race conditions \n● Concurrent updates \n● Idempotency (basic understanding) \n● Optimistic vs pessimistic locking (conceptual) \n● Thread safety (language dependent) \n\nAsynchronous Systems Experience with: \n● Background jobs \n● Queues \n● Retry mechanisms \n● Scheduled jobs \n● Event-driven workflows (nice to have) \n\nProblem Solving Should be comfortable: \n● Debugging production issues. \n● Reading logs. \n● Identifying bottlenecks. \n● Breaking large features into smaller tasks. \n● Evaluating trade-offs before implementation. \n\nGood to Have Experience with: \n● Redis \n● RabbitMQ / Kafka / BullMQ or similar \n● Docker \n● Kubernetes \n● AWS \n● CI/CD \n● Monitoring & Logging tools \n\nWhat We Look For Successful engineers here typically: \n● Think before coding. \n● Write maintainable solutions. \n● Understand why a design works, not just how. \n● Consider edge cases. \n● Take ownership of production issues. \n● Help improve the engineering practices of the team. \n\nInterview Focus \n● Programming fundamentals \n● Database design \n● SQL \n● Concurrency scenarios \n● API design \n● Production debugging \n● Problem-solving exercise \n● Code review discussion\nSkills\nJava, Object Oriented Programming (OOPs), Databases, NodeJS (Node.js), Redis, Docker, SQL, Python","description_format":"text","description_chars":2353,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Crowdfunding & P2P Lending","Wealth Management & Financial Advisors","Business & SME Lending"],"lifecycle":[{"event":"open","at":"2026-10-28T00:24:45Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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