AI Summary
Develop high-performance payment solutions with high security levels. Design and implement APIs, create and maintain processes in Camunda, and participate in system architecture design. Collaborate with QA and product managers to ensure high-quality product delivery.
Key Highlights
Developing new payment features and services
Designing and implementing APIs
Participating in system architecture design
Key Responsibilities
Developing new payment features and services
Designing and implementing APIs
Creating and maintaining processes in Camunda
Participating in system architecture design
Supporting and enhancing existing solutions and services
Writing high-quality, test-covered code
Conducting code reviews
Optimizing system performance and database queries
Analyzing and resolving production incidents and bugs
Collaborating with QA and product managers
Technical Skills Required
Benefits & Perks
Full remote work
Competitive compensation with a service contract
Transparent performance reviews twice a year
Nice to Have
Experience with Camunda
Solid understanding of PCI DSS standards
Practical experience working with AWS
Job Description
Our team is developing a payment gateway for accepting funds from users on behalf of merchants, as well as sending funds from merchants to users. The system involves storing user payment data and is subject to PCI DSS compliance. It contains multiple integrations with payment systems, providers, and other gateways and processors, including 3DS.
Job Responsibilities
- Developing new payment features and services;
- Designing and implementing APIs (external and internal);
- Creating and maintaining processes in Camunda;
- Participating in the design and development of high-load system architectures;
- Supporting and enhancing existing solutions and services;
- Writing high-quality, test-covered code (unit tests, integration tests);
- Conducting code reviews, including frontend code;
- Optimizing system performance and database queries;
- Analyzing and resolving production incidents and bugs;
- Processing and resolving requests from technical support and users as part of daily duties;
- Analyzing documentation from external providers, conducting quick checks, and defining epics and tasks based on Proof of Concept;
- Collaborating with the QA team to ensure the high quality of the delivered product;
- Maintaining technical documentation and writing technical specifications;
- Assisting in onboarding new developers and ensuring code quality;
- Definition and formation of technical epics — analyzing existing solutions, identifying opportunities to improve system architecture, performance, and reliability, preparing improvement proposals, and aligning them with the team lead and architect;
- Participation in the creation of business epics — analyzing requirements, assessing feasibility, and proposing alternative or optimized solutions based on technical expertise; collaborating with analysts and product managers to determine the best implementation approach;
- Preparing tasks based on approved epics, ensuring proper detailing and alignment with architectural and business requirements;
- Estimating task completion timelines, participating in sprint planning, and providing accurate technical time and effort estimates.
- Creating and developing reliable payment solutions with high security and performance levels;
- Optimizing the performance and scalability of payment systems;
- Integrating complex external providers;
- Participating in ensuring system compliance with high-security requirements (PCI DSS and others).
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- Kotlin / Java;
- MySQL;
- Redis;
- Apache Kafka;
- Camunda 8;
- Redshift;
- Keycloak;
- AWS;
- Spring Framework;
- GitLab CI/CD;
- Jira;
- Sentry;
- Kibana;
- Grafana;
- AI-assisted coding tools (Copilot, ChatGPT, Codeium, etc.).
- 3+ years of commercial development experience with Kotlin;
- Experience with the Spring Framework;
- Experience in developing payment solutions (billing, payment gateways, payment processors, exchanges);
- Practical experience integrating with external providers;
- Experience designing and optimizing relational databases (MySQL);
- Experience with NoSQL databases (Redis);
- Practical experience using AI-assisted coding tools (Copilot, ChatGPT, Codeium, etc.) to improve speed and quality of development;
- Ability to critically review AI-generated code, ensuring production-ready quality and compliance with company standards;
- Knowledge of Event-Driven Architecture principles and experience working with distributed messaging systems (e.g., Apache Kafka);
- Excellent command of core software development and design principles, test-driven development (TDD), and CI/CD processes;
- Experience implementing simple and moderately complex interfaces using ReactJS and/or Svelte;
- Strong understanding of microservice architecture;
- English proficiency level B1 or higher.
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- Experience with Camunda (creating and supporting processes);
- Solid understanding of PCI DSS standards, ISO 27001, and other information security methodologies;
- Practical experience working with AWS;
- Experience with Jira and GitLab CI/CD.
We know that great talent deserves great conditions, so here's what you can expect when joining us:
- Full remote work.
- Competitive compensation with a service contract.
- Transparent performance reviews twice a year, with bonus opportunities and salary adjustments.
- An annual allowance that you can use for home office improvements, sports activities, equipment upgrades, and more—tailor it to what benefits you most.
- Investment in your development: paid language courses, access to various learning platforms, and a mindfulness benefit, including psychological support with 50% coverage.
- Career growth in a fast-scaling project with opportunities to influence technical decisions.
- A culture of recognition: our peer reward program celebrates contributions from across the team.
- HR interview (40 min);
- Interview with hiring managers (1,5 hour);
- Test task;
- Final interview (1 hour) optional;
- Recommendations check;
- Offer.
- vacancy_type: Backend Development
- Experience shown on site: 5+ years of experience
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