Developer (Pl)

Description

Job Summary: We are seeking a Mid-level Developer to join our Dev-Digital Security team, participating in the full software development lifecycle and supporting teams and clients with technical needs. Key Highlights: 1. Opportunity for continuous technical and personal growth. 2. GPTW-certified company focused on a welcoming and diverse work environment. 3. Dedicated to making electronic transactions more secure in +20 countries. **Published at June 2025** Campinas/SP Work model Remote Contract model CLT Person with disability We are looking for a Mid-level Developer to join our **Dev\-Digital Security** team to**:** Develop new features and fix bugs, following software development best practices* . Participate in the full software development lifecycle* . Actively support the refinement of technical requirements* . Participate in agile development ceremonies* . Perform development testing and assist the QA team in validating deliverables* . Support Operations, Projects, and Products teams with technical needs* . Support customers with questions related to integration with our products* . **We believe it is important that you have prior experience and possess the following knowledge:** Experience with Java 11\+, Spring Boot, Microservices Architecture, CI/C* D REST APIs* ; Experience with software development planning and estimation* ; Proficiency in ensuring delivery quality and overall functionality of developed solutions* ; Knowledge of code versioning processes and CI/CD practices (Git)* ; Understanding of software development/engineering processes, from conception to delivery* ; Familiarity with major Design Patterns* s Knowledge of development best practices: SOLID, K.I.S.S., Clean Code* ; Knowledge of databases (SQL, NoSQL)* ; Knowledge of Docker and containers* . **It will be a strong advantage if you have:** Knowledge of network infrastructure – firewalls, TCP/IP, WAF* ; Knowledge of web servers (Apache, NGinx)* ; Knowledge of symmetric cryptographic processes (3DES, AES)* ; Knowledge of asymmetric cryptographic processes (RSA, EC), private keys, and certificates* ; Knowledge of API performance analysis and optimization* ; Knowledge of event-driven architecture and messaging services* ; Java EE and Web* ; Proficiency in English or Spanish* ; Experience with payment-related products or concepts* . **What do we offer?** HST is a GPTW-certified company! We offer the **opportunity to grow in a challenging environment**, where each individual’s contribution matches **the extent of their willingness to grow**! CLT employment contracts* ; Flexible working hours* ; Opportunity for growth through continuous development, both technical and personal* ; Leadership development programs for emerging leaders* ; 10% of monthly working hours can be dedicated to learning something new* ; Birthday Day\-Off* ; Home Office allowance* ; Extended Maternity and Paternity Leave* ; Profit and Results Sharing Program* ; WellHub (formerly Gympass)* ; Health insurance* ; Dental insurance* ; Meal/Voucher allowance* ; Transportation allowance or parking* ; Childcare assistance* ; Life insurance* . We value a positive work environment that supports personal growth and makes people feel welcomed, free, authentic, and comfortable showcasing their skills! **We support diversity and do not tolerate any form of discrimination!** \#HSTcardtechnology \#orgulhodepertencer \#vempraHST ### **About Us** We solve the most complex challenges and, since our founding, our mission has been to make electronic transactions more secure. Our solutions are present in\+20 countries, and among our client base are the 8 largest banks in Brazil and the top 20 banks in Latin America! Behind all our achievements is our Team, comprising \+200 professionals involved in developing our solutions — curious, questioning, creative, proactive, collaborative, and open to new experiences. We value a work environment that fosters personal and professional growth, where everyone feels welcomed, authentic, and comfortable exploring their abilities! We believe diversity drives innovation in our solutions. That’s why HST has the Diversifica Collective — a forum for discussing diversity topics and strategies, aiming to make our organization more plural and inclusive! We are pioneers in the digital transformation of payment methods — we are HST!