Consultant | HTML,CSS,Javascript,Jquery,PHP,Drupal | HTML5,CSS3,AngularJS

POC: Sam Chavez ATTENTION ALL SUPPLIERS!!! READ BEFORE SUBMITTING • UPDATED CONTACT NUMBER and EMAIL ID is a MANDATORY REQUEST from our client for all the submissions • We prioritize endorsing those with complete and accurate information • Avoid submitting duplicate profiles. We will Reject/Disqualify immediately. • Make sure that candidate's interview schedules are updated. Please inform the candidate to keep their lines open. • Please submit profiles within the max proposed rate. • Please make sure to TAG the profiles correctly if the candidate has WORKED FOR INFOSYS as a SUBCON or FTE. MANDATORY: Please include in the resume the candidate’s complete & updated contact information (Phone number, Email address and Skype ID) as well as a set of 5 interview timeslots over a 72-hour period after submitting the profile when the hiring managers could potentially reach to them. PROFILES WITHOUT THE REQUIRED DETAILS and TIME SLOTS will be REJECTED. Job Title: Consultant | HTML,CSS,Javascript,Jquery,PHP,Drupal | HTML5,CSS3,AngularJS – Java Backend Developer Work Location & Reporting Address: St Louis, MO (Onsite-Hybrid. Open to candidates who’s willing to relocate to client’s location) Contract duration: 12 MAX VENDOR RATE: $79.8 per hour max Target Start Date: 23 Jun 2026 Does this position require Visa independent candidates only? Yes Must Have Skills: ⦁ Must be high-energy, detail-oriented, proactive and can function under pressure in an independent environment ⦁ Possesses strong communication skills -- both verbal and written – and strong relationship, collaborative skills and organizational skills ⦁ Must provide the necessary skills to have a high degree of initiative and self-motivation to drive results. ⦁ Willingness and ability to learn and take on challenging opportunities and to work as a member of matrix based on diverse and geographically distributed project team. ⦁ Ensure end-to-end visibility and continuous monitoring of application, Oracle, and Redis performance using Open Telemetry and Dynatrace aligned to SLAs. ⦁ Design systems for high availability with retries, circuit breakers, graceful degradation, and recoverability across APIs and batch jobs. ⦁ Enable standardized logging, proactive alerting, and continuous profiling to detect issues early and optimize performance and scalability. ⦁ Ensure secure configuration with encryption, secrets management, and compliance with enterprise standards for data protection. ⦁ Design for scalability and cloud/platform readiness (e.g., PCF) with auto-scaling and efficient resource utilization. ⦁ Strong experience in cryptography and API security, including AES/RSA encryption, TLS/PKI, secure key management (HSM/Azure Key Vault), and authentication mechanisms such as OAuth2, JWT, and mTLS. Advanced experience with the following: ⦁ Java ⦁ Spring Boot / Spring Batch ⦁ Object-Oriented Design and Design Patterns ⦁ Microservices Architecture ⦁ RESTful APIs, Web Services, JSON ⦁ Apache (Tomcat/HTTP) ⦁ PCF / Azure Cloud Platforms ⦁ Docker / Containerization ⦁ Oracle, Redis ⦁ Kafka / Messaging ⦁ Spring Cloud (Gateway, Config) ⦁ Resilience4j (Retry, Circuit Breaker) ⦁ Open Telemetry, Dynatrace, Micrometer ⦁ Log4j / Splunk ⦁ JUnit, Mockito, Karate, Testing Frameworks ⦁ Maven / CI-CD Tools (Jenkins, GitHub) ⦁ Angular / Frontend frameworks ⦁ Agile Development Practice Nice to Have Skills: Detailed Job Description: ⦁ Responsible for the analysis, design, development and delivery of software solutions. ⦁ Develop, customize, and test applications to integrate to Mastercard’s specifications Role ⦁ 3 to 8 years of experience in delivering secure solutions in Financial Services Sector or related field. ⦁ Accountable for systems development prioritized initiatives supporting Mastercard Send ⦁ Plan, design and develop technical solutions and alternatives to meet business requirements in adherence with Mastercard standards, processes and best practices. ⦁ Adapt to the technical artifact templates per the needs of the project and technology. ⦁ Hands on full stack developer with day-to-day system development and maintenance activities to meet service level agreements (SLAs) and create solutions with high level of innovation, cost effectiveness, high quality and faster time to market. ⦁ Perform and contribute to test strategy/test design, performance benchmarking, release rollout and deployment plans and contingency/back-out plans. ⦁ Contribute ideas to help ensure that required standards and processes are in place and followed. ⦁ Research and evaluate assigned work to deliver solutions. Minimum Years of Experience: ⦁ 3 to 8+ years Certifications Needed: Top 3 responsibilities you would expect the Subcon to shoulder and execute: Interview Process (Is face to face required?) ⦁ Virtual and Face-to-Face if needed Any additional information you would like to share about the project specs/nature of work: Project Code: CNPF Exponential Engineering