{"id":2044205,"url":"https://alion.io/job/irecharge-tech-innovations-mid-level-backend-engineer-java","title":"Mid-Level Backend Engineer – Java","company":{"id":3877390,"name":"iRecharge Tech-Innovations","domain":"irecharge.ng","url":"https://alion.io/company/irecharge-tech-innovations","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":["Lagos, Nigeria"],"countries":["NG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache 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REST APIs for use across the Bank's digital channels and internal systems.\n Implement reliable transaction processing with strong controls around idempotency, concurrency, data consistency, and error handling.\n Integrate event-driven services using Kafka or similar messaging technologies to support real-time account and transaction events.\n Design and optimise database structures, queries, transactions, and migrations using PostgreSQL or MySQL.\n Requirements\n 3+ years of professional backend development experience, with strong experience in Java and Spring Boot.\n Proven hands-on experience with Apache Fineract or Mifos X is highly required.\n Demonstrable experience building, customising, extending, or integrating Fineract-based core banking solutions.\n Strong understanding of core banking, financial systems, payments, wallets, ledgers, or transaction processing.\n Deep understanding of double-entry accounting, financial ledgers, database transactions, concurrency, and idempotency.\n Experience designing and developing secure and scalable REST APIs.\n Experience with event-driven architecture and technologies such as Apache Kafka,\n Experience with Docker, CI/CD pipelines, and cloud environments such as AWS is an advantage. \n Knowledge of Nigerian banking requirements, including NUBAN, BVN, tiered KYC, transaction limits, and relevant CBN requirements, is an advantage.","description_format":"text","description_chars":1803,"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":["Payment Processing & Gateways"],"lifecycle":[{"event":"open","at":"2026-10-07T18:50:15Z"}],"visa":[],"liveness":{"score":88,"band":"hot","label":"Hiring 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