Tango Me/Танго Мі

Responsibilities:

• Work in SCRUM team 
• Design and develop high-load microservices
• Write high-quality code covered with different levels of tests
• Maintain services on production and assure their stability and performance
• Provide code review for teammates 
• Contribute to the Company’s development processes and practices 

Requirements:

• Writing code in a clean and maintainable manner
• Solid experience with Java 8+ 
• Experience with SQL/NoSQL databases
• Understand microservice architecture patterns
• Good at Spring framework
• Experience with Kafka, MySQL, Redis, Aerospike
• Experience with REST, messaging systems
• Ability to cover code by different types of tests
• Understanding of SOLID principles
• Experience with Git 
• Excellent troubleshooting skills
• Good communication skills
• Intermediate+ English

Would be great to have:

• Experience with Spring Boot, Spring Cloud
• Experience with Docker, Kubernetes
• Experience in high-load

What we offer:

• International company with several offices in different locations : Tel-Aviv, Kyiv, Warsaw, Limassol.
• Granting an Option;
• A professional environment with great people to work with;
• Competitive salary, performance review;
• Flexible working hours, no one here tracks your work time because our culture is built on trust and cooperation;
• Social and welfare packages;
• 20 working days paid vacation and 100% sick leaves coverage;
• Opportunities to make a difference, to develop and grow;
• Regular corporate celebrations, team buildings and fun activities;
• Comfortable office close to the metro station. Our Kyiv office is open 24/7 with all safety and health measures in place.

Responsibilities

• Stakeholder Collaboration: Act as the central point of communication between stakeholders and technical teams, ensuring alignment and clear understanding of goals.
• Proactive Initiative Management: Identify opportunities for product improvements, spearhead initiatives, and drive projects from ideation to execution.
• Production-Focused Execution: Adopt a "ship-to-production" mindset, prioritizing speed and efficiency in delivering features to live environments while maintaining high-quality standards.
• Product Strategy: Define and execute product roadmaps, ensuring alignment with business objectives and user needs.
• Data-Driven Decisions: Leverage data insights, user feedback, and industry trends to inform product decisions and enhance the user journey.
• Feature Ownership: Oversee the development lifecycle for new features, including ideation, prioritization, specification, and go-to-market planning.
• Performance Monitoring: Define success metrics, track performance, and iterate on features to optimize outcomes.

Requirements

• At least 5-6 years of proven experience in product management within the mobile app and/or web app. 
• Exceptional communication skills, with the ability to collaborate effectively across diverse teams and stakeholders.
• Demonstrated proactive approach in identifying opportunities and driving initiatives.
• Experience managing projects with a focus on fast delivery to production environments.
• Strong analytical skills and ability to use data to drive decisions.
• Proficiency in project management tools and methodologies. 
• At least Upper-Intermediate level of English.

What we offer:

• International company with several offices in different locations : Tel-Aviv, Kyiv, Warsaw, Limassol.
• Granting an Option;
• A professional environment with great people to work with;
• Competitive salary, performance review;
• Flexible working hours, no one here tracks your work time because our culture is built on trust and cooperation;
• Social and welfare packages;
• 20 working days paid vacation and 100% sick leaves coverage;
• Opportunities to make a difference, to develop and grow;
• Regular corporate celebrations, team buildings and fun activities;
• Comfortable office close to the metro station. Our Kyiv office is open 24/7 with all safety and health measures in place.

Responsibilities

• Provide analytical support throughout the development of new product features — from discovering insights and product ideas in data, designing the required technical logs and DWH tables, to presenting analysis results to key stakeholders;
• Work collaboratively with product managers and engineers to ensure the right data is generated and collected;
• Own the design, development, and maintenance of ongoing dashboards and their underlying data sets;
• Monitor key metrics, and identify business trends;
• Present product and customer data-driven insights to product management and senior leadership — influence change with the outcome of your analysis and make recommendations to executives and team leaders;
• Lead deep-dive analysis that will frame product strategy and product roadmap decisions

Requirements

• 2+ years of experience in an analytical role;
• Advanced SQL skills, ability to perform optimized querying involving multiple tables and subqueries;
• 1+ years of practical experience with BI tools (Looker/Tableau/etc), ability to leverage multiple data sources;
• Ability to work with a large amount of data, create reports, and recognize patterns;
• Self-motivation, proactively going beyond the call of duty;
• The ability to work comfortably in a constantly evolving environment;
• Excellent written and verbal communication skills;
• English language proficiency — B2 is the minimum.

Would be a plus also:

• A/B testing experience;
• Proficiency in Airflow for workflow orchestration;
• Programming experience with Python or R.

What we offer:

• International company with several offices in different locations : Tel-Aviv, Kyiv, Warsaw, Limassol.
• Granting an Option;
• A professional environment with great people to work with;
• Competitive salary, performance review;
• Flexible working hours, no one here tracks your work time because our culture is built on trust and cooperation;
• Social package, including sports coverage, elite medical insurance for you and family;
• 20 working days paid vacation and 100% sick leaves coverage;
• Opportunities to make a difference, to develop and grow;
• Regular corporate celebrations, team buildings and fun activities;
• Comfortable office close to the metro station. Our Kyiv office is open 24/7 with all safety and health measures in place.

Responsibilities

• Perform application security testing of Web, Mobile (iOS/Android), API.
• Conduct vulnerability assessments on cloud infrastructure (preferably GCP).
• Lead implementation and enhancement of SSDLC practices across engineering.
• Develop and maintain security automation pipelines (SAST, DAST, secret scanners, dependency checkers, quality gates).
• Collaborate with Developers, QA, DevOps, Product to resolve vulnerabilities and improve secure coding.
• Build and maintain internal tools for security testing and automation (Python preferred).
• Participate in internal audits and support compliance efforts (e.g., PCI DSS).

• Maintain security documentation, knowledge bases, and training material.

   

Requirements

• 5+ years in Application Security, including both offensive and defensive practices.
• Strong understanding of secure SDLC, CI/CD security integration, OWASP Top 10.
• Experience in testing application related to streaming.
• Experience with tools such as:
• -SAST: SonarQube, Black Duck or Defect Dojo
• -DAST: Burp Suite
• -Other: MobSF
• Proven ability to automate tests/exploits in Python.
• Security certifications:
• -CEH, Burp Suite Certified Practitioner
• Familiarity with GCP/AWS security, including vulnerability remediation.
• Strong experience in mobile app security (iOS & Android).
• Exposure to common attack tools (e.g., Metasploit, sqlmap, THC-Hydra, hashcat).

Nice to have:

• Degree in Cybersecurity, Information Security, or related field.
• Nuclei, QARK, jwt_tool, Frida, mitmproxy, apktool.
• Experience with bug bounty/responsible disclosure workflows.
• Security certifications:
• -HTB Certified Bug Bounty Hunter, Certified AppSec Practitioner (CAP).

What we offer:

• Stock options grant (we’re a Silicon Valley Company)
• Competitive salary
• On-site position (no remote)
• Medical insurance for you and 75% off for your relatives
• Free lunches
• Parking
• Multisport card
• Cheerful team spirit and fun office atmosphere