
JatApp — вакансии
- Product / Startup, Outsource
- 101-250
- 2015
- Київ
- CyberSecurity, Mobile, Software Development & Hi-Tech, WEB / UI / UX
Актуальные вакансии компании
- PHP
- Laravel
- MySQL
- PostgreSQl
- Redis
- RabbitMQ
- RESTful API
- Composer
- Docker
- AWS
We are looking for a Senior PHP Developer for our product in the Books niche. It is a marketplace containing modern romance novels and connecting talented writers worldwide with true book lovers. We aim to make this product one of the leaders in the market.
Tech Stack: PHP 8, Laravel, MySQL, PostgreSQL, Redis, Composer, RabbitMQ, Docker, AWS, Nova, Kibana, Grafana.
Your responsibilities will be:
- Development and implementation backend functionality from concept to launch, aligning with the company’s business goals.
- Writing clean, secure, and scalable code while adhering to testing and documentation standards.
- Active contribution to all stages of the software development lifecycle, including planning, development, testing, and deployment.
- Collaboration with product teams, clients, and cross-functional departments to deliver high-quality solutions and address integration challenges.
- Conduction code reviews and provide constructive feedback to ensure adherence to best practices, such as style guidelines, code quality, and testability.
- Identifying, analysis, and resolving product or system issues, addressing the root causes and their impact on hardware, network, or service operations.
- Mentoring and supporting middle developers.
What you’ll need:
- 5+ years of commercial experience as a PHP developer demonstrating proficiency in PHP 7/8, with hands-on experience in the Laravel framework;
- Solid experience with MySQL, PostgreSQL, and Redis;
- Familiarity with RabbitMQ queue systems for developing scalable and responsive applications;
- Strong background in developing and integrating RESTful APIs to ensure seamless communication between our services;
- Proficiency with Composer for managing dependencies in PHP projects;
- Experience with Docker for containerizing applications for development and deployment;
- Experience with AWS;
- Excellent communication skills and a collaborative approach;
- Possess sharp analytical skills and the ability to identify and solve complex technical challenges;
- Readiness to effectively plan your work, prioritize tasks, and meet deadlines;
- The ability to adapt quickly to changes or priorities in the project.
Will be a plus:
- Experience with Nova;
- Experience with Golang;
- Experience working in a product company.
- Linux
- Debian
- Ubuntu
- TCP/IP
- VPN
- Nagios
- Grafana
- Prometheus
- WireGuard
- OpenVPN
- IPSEC
- iPerf
- HTTP
- TLS
- DNS
- HAProxy
- BGP
We are looking for a Linux System Administrator for the company’s largest product - a cross-platform VPN service. Our product helps at least 10 million users around the world to meet their needs in cyber protection. Our goal is to enter the top 5 best VPN services in the world.
Your responsibilities will be:
- Install, configure, and maintain Linux servers (Debian/Ubuntu) across a large-scale environment. You'll be responsible for managing server performance, monitoring uptime, optimizing speed, and analyzing traffic.
- Monitor the quality of services, proactively identify potential issues, and implement solutions to ensure seamless operation.
- Respond to and resolve server and service incidents effectively. Provide technical support to clients and internal teams, assisting them with any Linux-related challenges.
- Communicate with hosting providers, address service violations and abuse issues, and negotiate with partners to expand our server capacity.
- Conduct regular audits of our infrastructure, manage payments and renewals, and maintain comprehensive documentation.
What you’ll need:
- 2+ years of hands-on experience administering Linux (Debian/Ubuntu) in a large-scale environment. You possess a strong understanding of commands, file systems, processes, and network configurations;
- Solid understanding of TCP/IP networking and VPN principles and protocols;
- Experience with monitoring tools such as Nagios and Prometheus+Grafana to track server health and performance;
- Proven ability to create and maintain technical documentation, conduct infrastructure audits, and communicate effectively with partners and hosting providers;
- Excellent written communication skills, particularly in business correspondence;
- At least an Intermediate level of English or higher.
- Ability to analyze large datasets, identify potential issues, and troubleshoot effectively;
- Proactive attitude, detail orientation, and strong analytical skills;
- A collaborative team player who can effectively communicate technical information to both technical and non-technical colleagues;
- Owner-Mindset: You take ownership of your work and demonstrate a responsible approach to server infrastructure management.
Will be a plus:
- Familiarity with network VPN protocols and tools like WireGuard, OpenVPN, IPSec, and iperf for speed measurement and traffic optimization;
- Knowledge of HTTP/HTTP2/TLS/DNS protocols;
- Experience with network load balancing (e.g., HAProxy, BGP protocol).
- UI/UX
- iOS
- Figma
- Adobe Photoshop
- Adobe Illustrator
We are looking for a UI/UX designer to work on our mobile products that impact both business and users' lives. You will collaborate closely with developers and product managers, focusing on improving business metrics and creating functional, intuitive designs for mobile apps. Here, you’ll have the opportunity to bring your ideas to life and see how they shape the product!
Your responsibilities will be:
- Designing project layouts and presenting results to the team.
- Conducting competitor interface analysis.
- Collaborating closely with product managers, potential users, development teams, and other stakeholders.
- Ensuring the implementation of interfaces aligns with the designed solutions.
What you’ll need:
- At least 2 years of experience as a UI/UX Designer (strong UI must);
- Knowledge of modern mobile design patterns and best practices;
- Solid understanding of the product lifecycle: from research to prototyping, design, and testing;
- Experience in creating design systems and familiarity with iOS guidelines;
- Ability to work with analytics and leverage data for decision-making;
- Strong communication skills;
- Growth-oriented mindset: you’re interested in studying metrics, incorporating them into your work, and exploring user needs.
Will be a plus:
- Skills in creating functional animations;
- Experience working with existing illustrations and adapting them to meet the product’s needs.
- Mobile testing
- Android Studio
- Xcode
- Charles Proxy
- API testing
- Postman
- Swagger
- SQL
- NoSQL
We are looking for a QA Engineer to join the team of our R&D studio.
By joining us, you will have the opportunity to contribute to the development of the unit, support existing products in the Business niche, and launch new ones. We are specifically looking for a specialist based in Kyiv, with the option to visit the office if needed.
Key Responsibilities:
- Testing mobile applications, including subscriptions, A/B tests, design, and localization.
- Actively participating in building and improving the testing process.
- Creating and maintaining testing documentation.
- Daily communication with the team, participating in sprint planning and brainstorming sessions.
Required skills and Experience:
- At least 2 years of experience as a QA Engineer, specifically in mobile application testing;
- Proficiency with mobile testing tools: Android Studio, Xcode, Charles;
- Experience with API testing tools (Postman and Swagger);
- Familiarity with databases;
- English proficiency at Intermediate Strong or higher (both spoken and written);
- Attention to detail, proactivity, and strong communication skills.
Nice to have:
- Experience in setting up testing processes.
- A/B testing
- SQL
- AWS Redshift
- Tableau
- AppsFlyer
- Amplitude
- New Relic
- Grafana
- ETL
- Apache Airflow
- Machine learning
- TensorFlow
We are looking for a Head of Analytics who will build a strong analytics team and help take our products to the next level through a data-driven approach.
We aim to attract a leader and expert responsible for setting up analytical processes, managing and developing the team, and creating the analytical strategy for the company's products.
Your responsibilities will be:
- Development an analytics strategy aligned with business goals.
- Management the decision-making process for analytics and architecture solutions.
- Implementation automated reporting systems and set team goals
- Building a predictive analytics system.
- Continuously identifying growth opportunities, generation, and test hypotheses.
- Optimization of monetization: improvement ad, transaction, and subscription flows.
- Evaluation advertising campaign performance metrics and optimize marketing strategies.
- Management and development of the analytics team.
What you’ll need:
- Experience as Head of Analytics or Senior Analyst in a product IT company;
- At least 2 years of experience with mobile products, product optimization, and marketing;
- Proven success in scaling analytics processes;
- A/B Testing: expertise in test design, validation of results, and optimization recommendations;
- Product Analytics: experience analyzing user behavior, segmentation, and audience clustering to identify behavioral patterns and enhance UX;
- Leadership Skills: ability to organize team operations and drive professional development;
- Communication Skills: ability to explain analytical data clearly to various audiences;
- Strategic Thinking: planning and implementing a long-term analytics strategy to achieve business objectives.
Technical Skills:
- SQL: deep knowledge for working with databases and query optimization;
- Data Warehousing: experience with AWS (Redshift) or similar solutions;
- BI Tools: advanced proficiency in Tableau for creating interactive dashboards and data visualizations;
- Marketing Tools: experience with AppsFlyer;
- Product Platforms: use of Amplitude for behavioral data analysis;
- Monitoring Tools: experience with New Relic and Grafana;
- Orchestration Tools: experience with Airflow for managing ETL processes;
- Machine Learning Tools: basic understanding of ML frameworks for building and integrating ML pipelines.
Will be a plus:
- Experience building analytics processes from scratch;
- Experience managing an analytics team.
- Adobe After Effects
- Adobe Photoshop
- Adobe Illustrator
- Figma
- AI tools
- CapCut
We are looking for a Middle Motion Designer to help create creative commercials to promote products in the Cybersecurity, Utilities and AI niches.
Some of our apps are:
- Call Recorder is indispensable for business and personal use.
- Scanner is a mobile scanner in your pocket.
- Cleaner will increase the performance of the mobile device.
Your responsibilities will be:
- Creation of commercials based on a brief from a creative marketer.
- Development of layouts, graphic elements and their animation.
- Development of visual effects and animations for product teams.
- Cooperation with the marketing department.
- Video adaptation for different channels and video localization for other regions.
- Participation in competitor research and team brainstorming.
- Generation of new ideas and approaches to video creation, discovery and application of new knowledge at work.
- Optimization of work processes.
What you’ll need:
- Work experience as a Motion Designer from 2 year;
- Proficiency in Adobe After Effects;
- Ability to search for additional materials for work (photos, videos);
- Experience in creating Music + voiceover (creation with AI tools) or Sound design;
- Experience with Photoshop/Illustrator/Figma;
- Experience using AI tools;
- Ability to switch between tasks and projects;
- Ability to quickly and qualitatively create materials.
Will be a plus:
- Ability to track competitors;
- Experience with CapCut.
- SDLC
- Agile
- Waterfall
- Cloud technologies
- AI
- Machine learning
We are looking for an experienced Head of Engineering to join our team. This role is a unique blend of technical expertise, strategic leadership, and operational excellence. As a Head of Engineering, you'll play a pivotal role in shaping our technological landscape and leading our talented engineers to new heights.
Your responsibilities will be:
- Technical Vision:
- Define the technological roadmap that aligns with our company's vision and drives innovation;
- Research and champion new technologies for our products, ensuring we stay ahead of the curve;
- Choose the optimal tech stack for new products and evaluate the need for migrating existing systems to new technologies;
- Establish consistent technical approaches across all products to enhance efficiency and maintainability;
- Create templates and best practices for the rapid launch of new products.
- Strategic Leadership:
- Collaborate with the CEO to transform business objectives into actionable technical plans;
- Actively participate in product discovery processes, providing technical insights and feasibility assessments;
- Justify technical decisions from a business perspective, demonstrating their impact on our goals;
- Foster specialized technical expertise within the engineering team;
- Participate in strategic product development meetings, shaping the direction of our products;
- Effectively articulate and promote the technical vision to unit leaders and stakeholders.
- Operational management:
- Streamline interactions between engineering teams and other units;
- Establish and implement metrics to measure team effectiveness and track progress;
- Develop and maintain technical dashboards to provide insights into system performance and identify potential issues;
- Optimize resources and processes to ensure efficient engineering delivery of our products;
- Proactively plan for and manage risks in the development process, documenting procedures to ensure smooth execution.
- Team development:
- Guide and mentor technical leaders, fostering their growth and empowering them to excel;
- Support and enhance the team's skills through workshops and training opportunities;
- Create the conditions for successful scaling of our engineering teams as we grow;
- Implement best practices in software development to ensure high-quality code and efficient workflows.
What you’ll need:
- At least 5 years of experience in software development with more than 3 years managing technical teams (Team Lead, Engineering Manager, etc.);
- A track record of success in a startup environment as a Tech Lead, CTO, or Engineering Manager;
- Experience managing distributed teams and sub-teams, demonstrating strong leadership and delegation skills;
- A solid technical background, particularly in backend development, with knowledge of SDLC, DevOps principles, and development methodologies;
- Excellent planning, resource management, and task delegation skills;
- Highly developed communication and presentation skills, enabling you to clearly articulate technical concepts to both technical and non-technical audiences;
- Proven experience in delivery management and process documentation;
- Experience creating and implementing technical metrics to track progress and identify areas for improvement;
- A knack for standardizing development processes to enhance efficiency and consistency;
- Ability to make informed decisions based on data analysis and insights;
- A passion for exploring new technologies and staying ahead of industry trends;
- Startup mindset: Embrace a startup mentality, characterized by adaptability and agility;
- A forward-thinking approach to problem-solving, with the ability to anticipate challenges and identify opportunities;
- The ability to explain complex technical concepts in simple terms, ensuring everyone understands the "why" behind decisions.
Will be a plus:
- Experience rapidly scaling a team or product from scratch or through significant growth phases;
- Experience restructuring technical teams to optimize performance and efficiency;
- Knowledge of current technological trends and their potential impact on our business;
- Familiarity with ML, AI, high-load projects, and cloud technologies;
- Experience with mobile app development.
- Microsoft Excel
- Google Sheets
- Ahrefs
- Screaming Frog
- Snov.io
- SEO
- HTML
We are looking for an experienced Outreach Specialist to help effectively promote two of our products in the Books and VPN service niches.
In this role, you will create link-building strategies, find donor websites, maintain communication with partners, and develop strategies to build high-quality backlinks that will boost organic traffic and improve the SEO of our products. You will work in a dynamic, results-oriented team and together we will achieve ambitious goals.
Your responsibilities will be:
- Building a database of donor websites and searching for webmaster contact details.
- Conducting outreach: writing templates, maintaining communication with partners.
- Evaluating and monitoring the quality of acquired links.
- Creating briefs for copywriters to write articles and reviewing the final content.
- Placing (paid/free/link insertion/link exchange) and verifying outreach links.
What you’ll need:
- At least 1 year of experience as an Outreach Specialist;
- Experience working with GEOs: US/UK/CA;
- Proficiency in Excel, Google Sheets, Ahrefs, Screaming Frog, Snov.io (or similar tools for outreach campaigns);
- Upper-Intermediate+ English level;
- Basic knowledge of SEO and understanding of HTML basics;
- Ability to build rapport with webmasters and establish effective connections.
- App Store
- Google Play
- A/B testing
- Asolytics
- Sensor Tower
- AppTweak
- SplitMetrics
- Microsoft Excel
- Tableau
- MMP
We're seeking a ASO Manager to help our products reach even more users worldwide and improve our apps' organic growth. The ideal candidate will be responsible for developing ASO strategies for mobile applications and contributing to overall business growth.
Our culture is rooted in organizational transparency, an analytical approach, and an attitude of getting things done. We would love to hear from you if you want to be a valuable contributor to a team that cultivates these values.
Your responsibilities will be:
- Textual and visual optimization of pages in stories (hypothesis generation, conversion optimization, increasing the visibility of applications in the App Store).
- Monitoring of ratings and reviews.
- Cross-functional collaboration with UAM and design teams.
- Competitor research and analysis.
- Development of ASO strategies for mobile applications.
What you’ll need:
- Understanding of approaches to indexing in the App Store and Google Play;
- Understanding of mobile marketing and key KPIs for mobile applications;
- Experience in A/B testing and data analysis;
- Experience with ASO tools (Asolytics, Sensor Tower, AppTweak, SplitMetrics (optional), etc.);
- Analytical skills and work with analytical tools (Excel, Tableau, MMP, etc.);
- Completion of ASO courses;
- Work experience as ASO Manager.
- A/B testing
- SaaS
We are looking for a Product Manager to develop products in the Business niche that ensure efficient work with documents.
Your responsibilities will be:
- Developing ideas and suggestions for product improvement.
- Optimizing user funnels.
- Analyzing of competitors activities.
- Analyzing marketing activities and evaluating their effectiveness.
- Conducting A/B testing.
- Fill the product backlog and prioritize tasks according to business goals.
- Collaboration with developers, UX/UI designers and marketing team in all phases of product development.
What you’ll need:
- 3+ years of experience on the Product Manager position, experience of successful product scaling;
- Deep understanding of business unit economics running on SaaS;
- Formation of the roadmap, prioritization;
- Experience in A/B testing;
- Knowledge of user interface design principles;
- Basic understanding of product marketing.
We value:
- Responsibility for your product and processes;
- Result orientation and perseverance in achieving your goals;
- Flexibility and quick adaptation to changes;
- Ownership of your work and closing turnkey tasks;
- Continuous development and teamwork.
Преимущества для сотрудников JatApp
- English Courses
- Team buildings
- Без бюрократії
- Бухгалтерський супровід
- Гнучкий графік роботи
- Компенсація навчання
- Медичне страхування
- Надається ноутбук
- Освітні програми, курси
- Регулярний перегляд зарплатні
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