Backend Engineer (WFH)

Backend Engineer

Start Date

Starts  Immediately

CTC (ANNUAL)

Competitive salary Competitive salary

Experience

1 year(s)

1 year(s)

Apply By

Not Provided

Posted today

Job

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About the job

We are hiring Backend Engineer (1 -2 years fintech experience) to join the core engineering team of Money EU - a payment gateway and payment orchestration platform handling real-money transactions across multiple countries.

This is a mission-critical role where you will work directly on:

• High-availability payment systems
• PSP integrations (Redsys, D24, CoinsPaid, etc.)
• Card processing flows (2D/3D Secure)
• Payment routing, settlement, and reconciliation
• Secure transaction handling with encryption and signatures

You will be working on real fintech infrastructure where reliability, accuracy, and security of every API call matters. This role requires attention to detail, ownership, and the mindset of building banking-grade architecture.

Key Responsibilities:

• Build backend microservices using Java/Spring Boot
• Integrate global Payment Service Providers (PSPs) such as Redsys, D24, CoinsPaid
• Implement end-to-end payment flows: authorization, capture, refunds, callbacks
• Work with HMAC/AES-based encryption and signature verification
• Build robust payment routing and orchestration logic
• Implement settlement + reconciliation systems to ensure merchants receive accurate payouts
• Optimize API performance for high-scale transactions
• Collaborate with frontend, DevOps, and QA teams to deliver production-ready features
• Deployment knowledge is a plus

Why This Role Is Critical:

• You will be directly responsible for handling sensitive financial transactions
• Every line of code impacts money movement for merchants
• You will help shape the core architecture that powers the company
• You will own PSP integrations that open new markets and revenue streams

Skills & Requirements:

• Strong hands-on experience with Java & Spring Boot
• Understanding of REST APIs, microservices, and asynchronous flows
• Experience with MySQL/Postgres and database query optimization
• Familiarity with encryption (AES/HMAC), signatures, and secure API communication
• Understanding of fintech/payment systems is a plus
• Ability to work in a fast-paced startup environment
• Strong debugging and analytical skills

• Business Consulting and Services

Full-time

Earn certifications in these skills

+ 1 more skills

Who can apply

Only those candidates can apply who:

1. have minimum 1 years of experience

Salary

Probation:

Duration:

Salary during probation:

After probation:

Annual CTC: Competitive salary

Number of openings

1

Editor’s note

Information above is Internshala's interpretation and paraphrasing of what we found on the shared link.

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