{"id":3214223,"url":"https://alion.io/job/norwin-technologies-java-backend-engineer-4-to-6-years-of-experience","title":"Java Backend Engineer (4 to 6 Years of Experience)","company":{"id":3808915,"name":"Norwin Technologies","domain":"norwintechnologies.com","url":"https://alion.io/company/norwin-technologies","size_band":"51-200","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":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"Java","optional":false},{"name":"JUnit","optional":false},{"name":"Mockito","optional":false},{"name":"MySQL","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"Amazon ECS","optional":true},{"name":"Amazon EKS","optional":true},{"name":"Amazon S3","optional":true},{"name":"AWS Lambda","optional":true},{"name":"Datadog","optional":true},{"name":"DynamoDB","optional":true},{"name":"GitHub Actions","optional":true},{"name":"GitLab","optional":true},{"name":"Grafana","optional":true},{"name":"Kotlin","optional":true},{"name":"Kubernetes","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-10-24T17:33:41Z","employer_posted_date":null,"last_verified_at":"2026-10-24T17:33:41Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"Role Overview\nWe are looking for a Java Backend Engineer with 4–6 years of experience to design, develop, and scale high-performance backend services for fraud detection and prevention platforms.\n\nKey Responsibilities\nDesign and develop scalable Java/Spring Boot microservices for high-volume transactions.\nBuild REST APIs and event-driven services using Apache Kafka.\nDesign and deploy applications on AWS.\nWork with MySQL/PostgreSQL, including data modeling, query optimization, and performance tuning.\nParticipate in system design, architecture discussions, code reviews, and pair programming.\nOwn the end-to-end development lifecycle including development, testing, deployment, and production support.\nEnsure solutions meet security, reliability, scalability, and compliance standards.\nTroubleshoot production issues and improve application performance and resiliency.\nCollaborate with product, architecture, DevOps/SRE, and other engineering teams.\n\nMust-Have Skills\n4–6 years of backend software development experience.\nStrong hands-on experience with Java and Spring Boot.\nStrong experience in Microservices and REST API development.\nHands-on experience with Apache Kafka and event-driven architecture.\nExperience with AWS cloud services.\nStrong experience with MySQL and/or PostgreSQL.\nGood understanding of distributed systems, scalability, resiliency, and performance optimization.\nExperience with JUnit/Mockito, Git, CI/CD, and production troubleshooting.\nStrong understanding of secure coding and software development best practices.\n\nGood-to-Have Skills\nDocker and Kubernetes\nAWS ECS/EKS, Lambda, S3, RDS, DynamoDB, SQS/SNS, CloudWatch\nRedis / Elasticsearch\nTerraform / Infrastructure as Code\nJenkins / GitHub Actions / GitLab CI\nPrometheus, Grafana, Datadog, or Splunk\nKafka Streams / Kafka Connect\nExperience in payments, financial services, fraud detection, or other high-volume transaction platforms\nKnowledge of Python or other server-side languages\n\nEducation: Bachelor's degree in Computer Science, Engineering, IT, or a related technical field.","description_format":"text","description_chars":2065,"description_truncated":false,"requirements":{"experience_years_min":4,"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":["Cybersecurity","Information Technology","Information Security","Cloud Consulting & Migration"],"lifecycle":[{"event":"open","at":"2026-10-24T20:09:15Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":31,"reasons":["seen:0","velocity","win:early"],"computed_at":"2026-10-25T05:49:26Z"},"pay":null,"html_url":"https://alion.io/job/norwin-technologies-java-backend-engineer-4-to-6-years-of-experience","json_url":"https://alion.io/job/norwin-technologies-java-backend-engineer-4-to-6-years-of-experience.json","meta":{"generated_at":"2026-10-25T22:46:20Z","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":32133,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-26T00:00:00Z"}},"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":3808915},"rest":"https://alion.io/mcp/rest/get_company?id=3808915"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnorwin-technologies-java-backend-engineer-4-to-6-years-of-experience"},{"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%2Fnorwin-technologies-java-backend-engineer-4-to-6-years-of-experience"},{"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%2Fnorwin-technologies-java-backend-engineer-4-to-6-years-of-experience"},{"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/norwin-technologies-java-backend-engineer-4-to-6-years-of-experience\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnorwin-technologies-java-backend-engineer-4-to-6-years-of-experience"}]}