Company: Hashorn Location: Lucknow, Uttar Pradesh (Onsite) Experience: 5–8+ years Package: 15-20 LPA Employment Type: Full-time ⸻ About Hashorn Hashorn is a fast-growing technology company. We focus on scalability, security, and innovation, and we’re looking for talented engineers who want to grow with us and make an impact. ⸻ About the Role We are hiring a Senior Node.js Developer to join our core engineering team in Lucknow (U.P.). This is a hands-on role where you will design, develop, and optimize backend services, contribute to architectural decisions, and mentor junior developers. You will work with modern tools and AWS cloud technologies to build reliable, high-performance systems that support mission-critical applications. ⸻ Key Responsibilities •Develop and maintain scalable Node.js/TypeScript microservices and APIs. •Deploy and manage applications on AWS (ECS, Lambda, RDS, DynamoDB, API Gateway, etc.). •Collaborate with product, frontend, and DevOps teams to deliver features end-to-end. •Conduct code reviews and support best practices across the team. •Optimize systems for performance, reliability, and security. •Mentor junior engineers and contribute to technical discussions. ⸻ Required Qualifications •5–8+ years of backend development experience, with strong expertise in Node.js & TypeScript. •Proven experience with AWS services and cloud-native architectures. •Solid knowledge of microservices, RESTful APIs, and event-driven systems. •Strong understanding of databases (Postgres, DynamoDB, Redis). •Hands-on with Docker, Kubernetes/ECS, and Infrastructure as Code (Terraform/CloudFormation). •Excellent problem-solving and communication skills. ⸻ Nice to Have •Experience in fintech, trading, or other high-scale systems. •Familiarity with serverless architectures (Lambda, Step Functions, EventBridge). •Knowledge of monitoring & observability (Datadog, CloudWatch, Prometheus). ⸻ Why Join Hashorn? •Be part of a new and fast-growing tech company from the ground up. •Opportunity to work on challenging cloud-native projects. •Competitive salary and growth opportunities. •A culture of ownership, learning, and innovation. ⸻ 📩 Apply now by sending your resume to hr@hashorn.com
Company: Hashorn Location: Lucknow, Uttar Pradesh (Onsite) Experience: 5–8+ years Package: 15-50 LPA Employment Type: Full-time ⸻ About Hashorn Hashorn is a fast-growing technology company. We focus on scalability, security, and innovation, and we’re looking for talented engineers who want to grow with us and make an impact. ⸻ About the Role We are hiring a Lead Node.js Developer to join our core engineering team in Lucknow (U.P.). This is a hands-on role where you will design, develop, and optimize backend services, contribute to architectural decisions, and mentor junior developers. You will work with modern tools and AWS cloud technologies to build reliable, high-performance systems that support mission-critical applications. ⸻ Key Responsibilities •Develop and maintain scalable Node.js/TypeScript microservices and APIs. •Deploy and manage applications on AWS (ECS, Lambda, RDS, DynamoDB, API Gateway, etc.). •Collaborate with product, frontend, and DevOps teams to deliver features end-to-end. •Conduct code reviews and support best practices across the team. •Optimize systems for performance, reliability, and security. •Mentor junior engineers and contribute to technical discussions. ⸻ Required Qualifications •5–8+ years of backend development experience, with strong expertise in Node.js & TypeScript. •Proven experience with AWS services and cloud-native architectures. •Solid knowledge of microservices, RESTful APIs, and event-driven systems. •Strong understanding of databases (Postgres, DynamoDB, Redis). •Hands-on with Docker, Kubernetes/ECS, and Infrastructure as Code (Terraform/CloudFormation). •Excellent problem-solving and communication skills. ⸻ Nice to Have •Experience in fintech, trading, or other high-scale systems. •Familiarity with serverless architectures (Lambda, Step Functions, EventBridge). •Knowledge of monitoring & observability (Datadog, CloudWatch, Prometheus). ⸻ Why Join Hashorn? •Be part of a new and fast-growing tech company from the ground up. •Opportunity to work on challenging cloud-native projects. •Competitive salary and growth opportunities. •A culture of ownership, learning, and innovation. ⸻ 📩 Apply now by sending your resume to hr@hashorn.com
Job description Job Title: Senior Penetration Tester (FinTech Security) Company: Hashorn System Pvt Ltd. Location: Lucknow, Uttar Pradesh (Onsite) Experience: 5+ years Package: Competitive Salary (based on your experience and qualifications) Employment Type: Full-time ⸻ About Hashorn Hashorn is a fast-growing technology company. We focus on scalability, security, and innovation, and we’re looking for talented engineers who want to grow with us and make an impact. ⸻ Role Overview We are seeking an experienced Senior Penetration Tester with deep expertise in financial technology (FinTech) platforms and high-security transactional systems. The ideal candidate will have a minimum of 5+ years of hands-on offensive security experience and be capable of identifying and exploiting vulnerabilities across payment systems, APIs, mobile banking applications, digital wallets, and cloud-based financial services. This position requires an immediate joiner. ⸻ Key Responsibilities Conduct advanced penetration tests on FinTech applications, payment gateways, transaction processing systems, and backend infrastructures Assess security of mobile banking apps, digital wallet integrations, microservices, and financial APIs Perform transaction-level threat modeling, fraud simulation, and API-level abuse testing Execute network, web, mobile, and cloud penetration tests and develop PoCs for critical vulnerabilities Ensure alignment with PCI DSS, ISO 27001, PSD2, and relevant regulatory compliance Work closely with engineering, security, and DevSecOps teams to provide secure architecture recommendations Prepare both executive-level and technical reports with detailed remediation guidance Stay updated on financial sector threat vectors, fraud trends, and new exploitation techniques ⸻ Required Qualifications 5+ years of penetration testing/offensive security experience Proven experience working with FinTech, banking, or payment platforms Strong understanding of API security (OWASP API Top 10), tokenization, encryption, JWT security, and transaction integrity Hands-on experience with tools such as Burp Suite Pro, Nmap, Metasploit, Wireshark, MobSF, Frida, etc. Deep knowledge of OWASP Top 10, PTES methodology, MITRE ATT&CK, and secure coding principles Proficiency in scripting (Python, Bash, PowerShell) for automation and custom exploit development Experience with cloud security testing in AWS/Azure/GCP, especially in financial microservices architecture ⸻ Preferred Qualifications Industry-recognized certifications such as OSCP, OSWE, OSEP, CRTO, eCPPT, PNPT, or GPEN Practical understanding of KYC, AML, PCI-DSS, PSD2/Open Banking security requirements Familiarity with fraud detection bypass techniques and transaction replay/abuse scenarios Experience working with CI/CD security and secure mobile frameworks Previous experience in a regulated finance or banking environment ⸻ Soft Skills Strong analytical thinking with an attacker mindset Precise documentation and communication skills Ability to translate technical vulnerabilities into business risk impact Self-driven and able to work in fast-paced, compliance-heavy environments Ready to join immediately ⸻ Why Join Hashorn? Be part of a new and fast-growing tech company from the ground up. Opportunity to work on challenging cloud-native projects. Competitive salary and growth opportunities. A culture of ownership, learning, and innovation. ⸻ 📩 Apply now by sending your resume to hr@hashorn.com