Integration Engineer - Merchant Integration

About the Team:

The Software Integration Team plays a critical role in ensuring that different software systems, platforms, and applications within an organization work seamlessly together. Their primary responsibility is to integrate diverse technologies and ensure smooth communication between systems to achieve business objectives.

About the Role:

As a Merchant Integration Engineer, you will primarily focus on building, debugging, and optimizing payment gateway integrations.

• You will work on improving integration reliability and reducing overall integration time.
• You will be responsible for diagnosing complex integration issues, improving system performance, and contributing to the stability of payment processing systems across the full transaction/integration lifecycle.
• Demonstrating strong ownership, motivation, and a self-driven learning attitude.

Responsibilities:

• Work closely with developers, merchants, and internal teams on pre-integration and post-integration issues, providing technical support, consultation, and best practices.
• Analyse logs to identify trends, recurring issues, and root causes, and escalate them to the product/engineering team when necessary.
• Contribute to code-level fixes, enhancements, and internal tools/scripts for better debugging and monitoring.
• Work on AI/ML or Generative AI–based projects, including chatbots, automated support systems or tracking merchant analytics.
• Collaborate with cross-functional teams (product, engineering, QA) to enhance system robustness and scalability.

Requirements: 

• 1-2 yrs of experience in web development using one or more of the following: Java, JavaScript, C, C++, C#, VB.NET, PHP, or Python (preferred).
• Hands-on experience with SQL, including writing queries to fetch, analyze, and troubleshoot transaction data (e.g., SELECT queries, joins, aggregations, filtering, and basic performance optimization).
• 1–2 years of hands-on experience working with LLMs (Large Language Models) / Generative AI applications such as OpenAI, Hugging Face, or similar GenAI ecosystems.
• Ability to collaborate with cross-functional teams to improve AI-driven product features and resolve model-related issues.

• Strong written and verbal communication skills in English.
• Bachelor’s degree (technical degree preferred).

What we offer?

• A positive, get-things-done workplace

• A dynamic, constantly evolving space (change is par for the course – important you are comfortable with this).

• An inclusive environment that ensures we listen to a diverse range of voices when making decisions.

• Ability to learn cutting edge concepts and innovation in an agile start-up environment with a global scale.

• Access to 5000+ training courses accessible anytime/anywhere to support your growth and development (Corporate with top learning partners like Harvard, Coursera, Udacity)

About us:

PayU, one of India's leading digital financial services providers with Prosus as an investor, operates businesses that are regulated by the Reserve Bank of India and offers advanced solutions to meet the digital payment requirements of the Indian market. PayU India companies aim to create a full-stack digital financial services platform to serve all (tapped and untapped) financial needs of customers through technology solutions. PayU provide payment gateway solutions to online businesses through its cutting-edge and award-winning technology and has empowered 5 lakhs+ businesses, including India’s leading enterprises, e-commerce giants and SMBs. It enables businesses to collect digital payments across 150+ online payment methods such as Credit Cards, Debit Cards, Net Banking, EMIs, pay-later, QR, UPI, Wallets, and more. It’s a preferred partner in the affordability ecosystem, offering the maximum coverage of issuers and easy-to-implement integrations across card-based EMIs, pay-later options and new-age cardless EMIs. PayU offers e-commerce brands best-in-industry success rates while ensuring a seamless checkout experience.

Our Commitment to Building A Diverse and Inclusive

Workforce As a global and multi-cultural organization with varied ethnicities thriving across locations, we realize that our responsibility towards fulfilling the D&I commitment is huge. Therefore, we continuously strive to create a diverse, inclusive, and safe environment, for all our people, communities, and customers. Our leaders are committed to create an inclusive work culture which enables transparency, flexibility, and unbiased attention to every PayUneer so they can succeed, irrespective of gender, color, or personal faith. An environment where every person feels they belong, that they are listened to, and where they are empowered to speak up. At PayU we have zero tolerance towards any form of prejudice whether a specific race, ethnicity, or of persons with disabilities, or the LGBTQ communities