Backend Developer
1 week ago
Senior Backend Engineer - PaymentsLocation: Bangalore, KAEmployment type: Full-timeWe’re building the system of record for how money moves through our platform: a double-entry, auditable payment ledger that powers charges, refunds, payouts, fees, and reconciliations. If you love correctness, clean data models, and high-throughput systems, you’ll own one of the most critical pieces of our product.What you’ll do• Design & build the ledger: Append-only journal + accounts with double- entry guarantees; immutable records with corrections via compensating entries; enforce invariants (debits = credits) at the schema and application layers.• Get consistency right: Choose isolation levels, implement idempotency, and design APIs that are safe under retries and partial failures.• Own reconciliation: Build daily/continuous reconciliation pipelines against payment processors and bank statements; surface diffs, exceptions, and workflows to resolve breaks.• Model money flows: Support holds, captures, refunds, chargebacks, fees, partner revenue share, and multi-currency/FX with correct rounding and rate provenance.• Integrate processors: Ship robust integrations with webhooks, signature verification, event ordering, and replay handling.• Observability & audit: Comprehensive audit logs, traceability from external events → ledger entries → financial reporting; metrics, SLOs, and alerting for breaks or stuck money.What makes you a great fitMust-haves• 5–7 years building backend systems in Node.js, NestJS, JavaScript, TypeScript.• Deep experience with relational databases (PostgreSQL/MySQL), transactions, schema design, migrations, and query performance.• Proven track record designing idempotent APIs, background jobs, and event processing at scale.• Solid grasp of accounting basics (double-entry, journals vs. ledgers, trial balance) or strong interest to learn quickly.• Strong testing discipline: property tests, fixtures, deterministic replay; comfort with production-grade observability.• Clear communication, product sense, and ownership from design to post-launch ops.Nice-to-haves• Built payments/fintech/marketplace systems: payouts, split payments, escrow, invoices or wallet/accounting.• Experience with event sourcing, CDC, Kafka/PubSub, or stream processing.• Multi-currency/FX flows and rounding modes; localized taxes/fees.• Hands-on with Stripe/Adyen/Braintree/Razorpay/PayU, bank files (MT940/BAI2), or virtual accounts.• Familiarity with compliance/audit (SOX controls, PCI DSS scope reduction) and data retention policies.• Kubernetes/cloud infra (GCP/AWS) and secrets management.
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BackEnd Developer
2 weeks ago
bangalore, India SumCircle Technologies Private Limited Full timeJob Title: Backend Developer – ReactJS, Python, NodeJS, BlockchainExperience: 3 to 8 yearsLocation: Bangalore Job Summary: We are looking for a skilled and proactive Backend Developer with strong experience in ReactJS, Python, NodeJS, and a solid understanding of blockchain technologies. The ideal candidate will be responsible for building scalable backend...
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BackEnd Developer
7 days ago
Bangalore, India SumCircle Technologies Private Limited Full timeJob Title: Backend Developer – ReactJS, Python, NodeJS, Blockchain Experience: 3 to 8 years Location: Bangalore Job Summary: We are looking for a skilled and proactive Backend Developer with strong experience in ReactJS, Python, NodeJS , and a solid understanding of blockchain technologies . The ideal candidate will be responsible for building scalable...
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Backend Developer
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Backend Developer
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bangalore, India NextKinLife Full timeJob DescriptionCompany: NextKinLife LLCLocation: Ellicott City, Maryland, USA (Hiring in India)Job Type: Full-Time (U.S. Timings)About UsAt NextKinLife LLC, we are a global technology consulting company based in Ellicott City, Maryland (USA), specializing in mobile app development, cloud solutions, and digital transformation.We are expanding our team and...
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Backend Developer
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Backend Developer
1 week ago
bangalore, India Unacademy Full timePosition : SDE 3 - Backend DeveloperLocation: Bengaluru (On-Site)Experience : 4 - 7 YearsAbout UsUnacademy is India’s largest learning platform, dedicated to democratizing education for millions of learners across the country. We bring together top educators, high-quality content, and innovative technology to deliver engaging and effective learning...
