Senior Backend Engineer – Payments Infrastructure

Job not on LinkedIn

🔥 14 hours ago

🌐 Singapore, Thailand, +2 more countries – Remote

🇸🇬 Singapore – Remote 🇹🇭 Thailand – Remote 🇵🇭 Philippines – Remote 🇧🇩 Bangladesh – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 25%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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In All Media

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

💼 Consulting

📣 Marketing

☁️ SaaS

Consulting • Marketing • SaaS

In All Media is a global community-driven service organization specializing in agile development services. The company focuses on developing digital solutions through a collaborative approach that leverages swarming intelligence and team dynamics. They are dedicated to aligning industry needs with the interests of their technical community members, who possess extensive experience in various domains such as UX/UI design, quality engineering, cloud computing, big data, Salesforce, and more. In All Media emphasizes a secure development environment and a strong collaborative spirit, striving for innovation and excellence in software production. Their model relies on pre-established teams with substantial past experience working together, ensuring efficient and effective delivery of customized development solutions.

📋 Description

• Build and maintain scalable backend payment flows, including charges, refunds, dispute resolution, and asynchronous webhooks • Design, implement, and maintain RESTful and GraphQL APIs • Develop microservices architectures and event-driven systems consumed by downstream services • Refactor legacy codebases and execute service migrations • Deprecate outdated APIs and increase test coverage • Write clean, production-ready code with unit, integration, and contract tests • Manage version control, branch workflows, and automated deployment pipelines through GitLab CI/CD • Participate in sprint planning, peer code reviews, architectural discussions, and Agile/Scrum ceremonies • Triage and resolve production incidents in high-concurrency payment and billing environments • Use logging and monitoring tools for observability • Produce architectural designs, API specifications, Knowledge Transfer documents, and operational runbooks • Collaborate with full-time core engineers, product managers, and distributed cross-functional teams • Accelerate near-term payment feature delivery while reducing technical debt and modernizing infrastructure

🎯 Requirements

• 3+ years of backend software engineering experience building and operating production backend services at scale • Direct exposure to payments, fintech, or billing domains, including payment gateways, processors, or PSPs • Strong proficiency in Java as the primary language • Working knowledge of Kotlin and Python • Hands-on experience with microservices • Experience with event-driven distributed systems, message queues, asynchronous processing, and eventual consistency • Experience with relational databases, especially MySQL, and SQL • Expertise in RESTful and GraphQL APIs • Experience writing unit, integration, and contract tests • Experience designing internal APIs for downstream clients • Proven experience building end-to-end backend payment flows • Experience refactoring legacy systems and resolving payment-system production incidents • Experience with version control and CI/CD via GitLab • Experience with Jira task and sprint tracking • Experience working within Agile/Scrum methodologies • Ability to ramp up quickly on existing codebases with minimal supervision • Strong asynchronous collaboration skills across distributed teams • Availability to cover Indian Standard Time hours, preferably 10:00 AM–7:00 PM IST • English required for interviews, documentation, and daily communication • Nice to have: Spring Boot, Gradle, service mesh architectures, PCI-DSS compliance, payment security, financial data handling, Datadog, open-source contributions, or a portfolio of shipped payment features

🏖️ Benefits

• Fully remote work arrangement • Full-time, permanent employment • Time-zone-aligned collaboration within APAC / India region • Opportunity to work with a global technology and design firm • Work on impactful digital solutions for international clients • Participation in distributed, cross-functional teams • Professional exposure to payments infrastructure and revenue engineering for a global enterprise platform

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