Jobs at Djinni

Job Description

Readiness to work till 12 AM Kyiv time

Strong experience with Python, BDD (behave);
4+ years of developing and bolstering automated QA systems and associated test strategies;
Experience working with business-critical customer-facing applications (user interfaces, APIs, and back-end services);
Excellent communication skills with emphasis on writing detail-oriented documents and communications;
Strong understanding of object-oriented programming concepts;
Strong understanding of web UI and services automation testing;
Knowledge in AWS, CI/CD;
Experience with AQA reporting tools;
Strong experience with web application testing tools (Selenium), API testing;
Deal well with ambiguous/undefined problems. Ability to think abstractly. A proactive approach to tasks.

Job Responsibilities

Responsible for designing and implementing build and test infrastructure, creating and enforcing. good engineering practices, and evaluating product quality for various external and/or internal products.
Conduct research and create Proof of Concepts on new testing technologies/tools/concepts.
Collecting TA metrics, statistics and reports.
Design test strategies by analyzing and dissecting complex heavily integrated software systems.
Develop and contribute to the automated testing efforts for the QA team.
Design and build scalable, maintainable, and flexible automation test framework.
Investigate the root cause of issues to assist with finding the most comprehensive and robust solutions.
Collaborate closely with product, project, and development teams to identify and resolve technical, business, and process-related issues.

Who We Are

PAR Retail, with its Open Commerce® product suite and patent pending Wallet Steering® System, empowers Convenience & Fuel Retailers to gain more share of wallet and customer lifetime value than possible with any other solution provider. PAR Retail’s unified Open Commerce product suite consists of: Activate for Intelligent 1:1 Loyalty, Transact for Contactless Commerce, and Experience for Cross-Channel Customer Experiences. PAR Retail’s solutions are supported by a set of subscription-based program management services and are contractually backed by its 1.5X Performance Guarantee.

Technology Stack:

Ruby, Ruby on Rails, Postgres, Redis, Sidekiq, GraphQl, RabbitMQ

Requirements:

- Practical experience building systems in Ruby on Rails

- At least 6 years industry experience or equivalent

- Experience building and maintaining backend APIs, including design, implementation, evolution, and maintenance

- Familiarity with TypeScript, or similar modern strongly-typed language

- Proficiency using a variety of database technologies, both relational and non-relational

- Strong understanding and familiarity with CI/CD pipelines and automated tests

- An ability to work in service-based architectures as well as well-factored Rails monolith applications

- Highly independent and able to effectively self-organize and prioritize work

- The ability to write clean code, and the discipline to write effective automated tests to deliver high-quality system improvements

- An ability to effectively break down larger bodies of work for delivery as a series of small, self-contained changes to the system

- Excellent spoken and written communication skills

- BS/MS degree in Computer Science, Engineering, or equivalent years of professional working experience

Bonus Points

- Experience with NodeJS and React

- Experience in the retail and/or fuel & convenience industries

- Experience working in distributed teams

- Experience with Nest.js and/or GraphQL

Responsibilities:

- Collaborate closely with other Engineers, design and implement new functionality based on product objectives and requirements.

- Work with the broader product engineering team to plan and coordinate feature and functionality improvements, as well as resolve bugs and execute technical enhancements, that cross-cut large parts of our platform.

- Work to continually learn, improve technology skills, expand knowledge of the our platform technologies, and gain increasing versatility across the breadth of our platform systems.

- Expand APIs and business logic, and as needed write or revise customer-facing API documentation.

- Work with our infrastructure team to enable and enhance highly-available, performant, and well-instrumented backend applications and services that run in our customer environments at substantial scale.

- Support operations and infrastructure teams for issue resolution on relevant applications or services running in production environments.

PAR Retail Offers:

- Long-term employment;

- Competitive compensation with regular performance-based salary and career development reviews;

- Paid vacations and sick leaves;

- Flexible working hours;

- A unique and friendly environment where everyone can explore and learn new technologies.

Who We Are 

PAR Retail, with its Open Commerce® product suite and patent pending Wallet Steering® System, empowers Convenience & Fuel Retailers to gain more share of wallet and customer lifetime value than possible with any other solution provider. PAR Retail’s unified Open Commerce product suite consists of: Activate for Intelligent 1:1 Loyalty, Transact for Contactless Commerce, and Experience for Cross-Channel Customer Experiences. PAR Retail’s solutions are supported by a set of subscription-based program management services and are contractually backed by its 1.5X Performance Guarantee. 

Requirements:  
- Operational knowledge of modern operating systems and networking; 

- Experience with common cloud services: AWS, GCP, and Azure; 

- Network Security and expertise in network pentesting; 

- Security testing of web applications, web services, mobile apps (hybrid and native), and IT infrastructure; 

- Understanding security certifications (PCI DSS / SOC2); 

- Ability to apply modern Application Security methodologies and frameworks; 

- Ability to use at least one modern programming language; 

- Practical experience with Burp Suite; 

- Experience with IDS, IPS, SIEM configuration; 

- Upper-intermediate English level. 

Responsibilities:  

- Requirements analysis, performing penetration testing and security audit; 

- BE, WEB, cloud and mobile clients testing; 

- Vulnerability reporting and remediation process; 

- Communication with development and project management teams; 

- Prepare security testing reports; 

- Prepare and support internal documentation for the project. 

PAR Retail Offers: 

- Long-term employment; 

- Competitive compensation with regular performance-based salary and career development reviews; 

- Paid vacations and sick leaves; 

- Health insurance program; 

- Flexible working hours; 

- Sponsored company educational program, corporate library; 

- Funny celebrations, team outings, and company events; 

- A unique and friendly environment where everyone can explore and learn new technologies. 

Media Buyer (Facebook | Nutra)

About Us

We are a performance marketing team focused on affiliate marketing and traffic acquisition. We are currently scaling our Nutra direction and looking for a Media Buyer who is experienced with Facebook Ads, data-driven decision-making, and campaign optimization.

Responsibilities

• Launch, manage, and optimize Facebook advertising campaigns.
• Work with Nutra offers and funnels.
• Prepare, test, and analyze creatives.
• Validate and optimize ad funnels before scaling.
• Warm up and prepare advertising accounts for launch.
• Coordinate tasks with creative, farming, and technical teams.
• Monitor campaign profitability and performance.
• Analyze key metrics such as ROI, CPL, CR, EPC, and others.
• Maintain internal reporting on creatives, campaigns, and landing pages.
• Use spy tools and research new market opportunities and approaches.

Requirements

• 3–6+ months of experience in affiliate marketing/media buying.
• Hands-on experience with Facebook Ads as the primary traffic source.
• Experience in Nutra
• Ability to provide cases, statistics, or examples of successful campaigns.
• Strong understanding of unit economics and performance metrics.
• Experience with tracking platforms (Keitaro or similar).
• Ability to independently analyze and optimize funnels.
• Understanding of creative production processes and briefing creatives.
• Basic skills in photo/video editing tools will be a plus.
• Strong analytical mindset, attention to detail, and result-oriented approach.

What We Offer

• Performance-based compensation with attractive earning potential.
• We are open to discussing candidates' compensation expectations individually.
• Access to exclusive offers from top affiliate networks.
• Resources for testing and scaling campaigns.
• Support from an experienced Team Lead and team.
• Fully remote work format.
• Opportunities for professional and financial growth.

We are looking for an English Proofreader to join Group107 for a specific client project. You will review and refine documents translated by AI, ensuring linguistic accuracy, clarity, consistency, and professional tone before final delivery. The role is critical to safeguarding quality across legal, financial, and corporate content delivered to international clients.
 

Responsibilities

• Proofread and edit AI-translated documents in English across legal, financial, and corporate domains
• Correct grammar, spelling, punctuation, and syntax errors
• Improve clarity, flow, and overall readability of translated content
• Ensure consistency in terminology and formatting across documents
• Adjust tone to match professional, legal, or corporate standards based on document type
• Flag unclear, inaccurate, or contextually incorrect AI translations for review
• Maintain strict confidentiality of sensitive client documents 

Required Skills

• Excellent written English (native or near-native level)
• Strong knowledge of English grammar, punctuation, and syntax
• High attention to detail and accuracy
• Familiar with financial terminology and ability to handle finance-related content accurately
• Good knowledge of Microsoft Word, PDF, and Google Docs for structured document work
• Ability to meet deadlines and handle multiple documents in parallel 

Soft Skills

• Self-motivated and reliable
• Team player with effective written communication
• Strong focus and ability to sustain concentration on detail-heavy tasks
• Openness to feedback and willingness to learn editorial standards 

Nice to Have

• Experience proofreading legal, financial, or corporate documents
• Experience working with AI-translated content
• Background in translation, linguistics, or English studies
• Familiarity with terminology consistency tools (e.g., CAT tools, glossaries)
• Experience with style guides (Chicago, AP, or corporate-specific) 

What We Offer

• 20 vacation days (workdays)
• 7 sick days
• Personalized career growth
• Internal English classes
• Education reimbursement
• Corporate events and team buildings
• Equipment provided

A-Players is looking for an experienced Lead UA Manager with a focus on Meta Ads to take ownership of paid acquisition for one of our new products.
 

This is a rare opportunity to build a UA function from the ground up - own the acquisition direction end-to-end, directly shape the strategy, processes, and results of the channel from day one.

The role is a great fit for those who thrive on complex challenges and new product launches. You'll bring your full expertise to bear and have real influence over how the acquisition function is built from scratch - with plenty of room to grow.
 

Responsibilities:

• Own the full performance acquisition funnel on Meta - from strategy and launch to optimization and scaling
• Launch, scale, and optimize campaigns focused on web funnels, quiz flows, and paywall conversion with a focus on hitting target CPA and spend goals
• Develop and test new acquisition hypotheses, creatives, and scaling mechanics - find and validate working branches/angles and bring new directions to target unit economics
• Work closely with Analytics and Growth teams using a data-driven approach: post-click metrics, cohort analysis, LTV modeling, and unit economics improvement
• Collaborate with the Creative Factory on test plans, performance insights, and scaling best-performing hypotheses
• Analyze performance metrics, identify growth opportunities, and make fast data-driven decisions.

What we look for:

• 3+ years of hands-on experience with Meta Ads and managing monthly budgets of $500K+
• Proven experience with B2C subscription products and web-to-paywall funnels
• Proven experience optimizing CPA / ROAS / conversion funnels across full funnel stages
• Ability to independently launch, analyze, and scale performance campaigns
• Ability to operate both strategically and hands-on
• Proven ownership mindset: takes responsibility for results, not just execution
• Strong analytical skills: attribution, funnel analysis, cohort thinking, unit economics
• Experience building and managing testing frameworks and experimentation processes
• High ownership mindset and ability to make fast data-driven decisions. 

Nice to have:

• Previous experience setting up UA functions from scratch
• Background in other paid channels (TikTok, etc.)
• Interest in AI-powered creative production and automation tools. 

We offer:

• Work with large budgets and technically complex tasks in an international company
• Fast decision-making and diverse projects with measurable impact
• Flexibility in approaches - no processes for the sake of processes
• Competitive compensation package + regular performance reviews
• Flexible schedule, option to work remotely or from the office
• Respect for work-life balance (vacation and sick days included)
• Corporate events, gifts, and additional medical insurance
• Compensation for professional training and conferences
• For office employees - company-paid lunches and endless snacks. 

Hello everyone 👋

At Intobi, we're a software and product development company passionate about driving innovation and progress.

We help our clients succeed by delivering custom-built tech solutions designed to meet their unique needs.

Our expertise lies in developing cutting-edge Web and Mobile applications.

We’re looking for a success-driven Database Administrator for one of our clients.

Full-time, long-term position with the flexibility to work either from the office or remotely.

Responsibilities:

— Act as the primary point of contact for all MongoDB-related topics, including reviewing and approving configuration and setup changes.

— Maintain and support MongoDB databases across both Atlas and on-prem environments.

— Maintain and support SQL Server and PostgreSQL databases in on-prem and AWS environments.

— Monitor database systems for health, performance, and availability.

— Advise software engineers on SQL query optimization and database schema design.

— Minimize database downtime and manage High Availability (HA) and Disaster Recovery (DR) strategies.

— Plan and contribute to long-term scalability and database architecture.

— Implement database changes, apply patches, and manage version upgrades.

— Assist with building and maintaining data extraction pipelines from MongoDB and SQL Server.

— Participate in the on-call rotation to support production systems.

Requirements:

— 4+ years of combined experience across data platforms, including at least 2 years in a DBA role (MongoDB and relational databases, infrastructure, and application support).

— Hands-on data engineering experience (Airflow preferred).

— AWS experience (minimum 1 year).

— Advanced T-SQL development skills.

— Proficiency with Git and modern code management workflows.

— Strong understanding of backup, recovery, security, and data integrity principles.

— Excellent problem-solving skills with strong algorithmic thinking.

— Ability to work effectively in a fast-paced environment and meet deadlines.

— Fluent in English.

Nice to Have:

— Experience with dbatools, Redgate SQL Toolbelt, Coralogix.

— Exposure to CI/CD pipelines and Liquibase.

What we offer:

— Competitive salary;

— Paid vacation and sick leaves;

— Paid day off (Ukrainian holidays);

— Ability to work from our cozy office;

— 8 hours working day, 5 days a week;

— Career growth potential;

— Free snacks, fruits, and drinks;

— Friendly team and corporate events.

Please send your CV here or via email

Should the first stage be successfully completed, you’ll be invited to a personal interview.

Come Back Agency supports US software and technology companies by running their hiring process. We work with delivery and leadership teams to define roles, screen candidates, and manage interviews. Successful candidates are hired directly by the company and become part of its team.
 

Employer information:
 

This position is with a US-based software company providing custom development and AI implementation for North American clients. The team builds and maintains production software, including AI-enabled systems, and works in long-term client engagements.

Team members operate as part of an internal, distributed team and collaborate directly with client stakeholders.
 
 

What You’ll Be Doing:
 

• Develop and execute a complete SEO strategy tailored to the IT/SaaS/B2B space
• Perform technical audits and implement site-wide improvements (crawlability, indexing, site speed, etc.)
• Conduct in-depth keyword research and competitor analysis to identify content gaps and opportunities
• Optimize existing content and create SEO content briefs for high-converting landing pages and blog articles
• Collaborate with writers and developers to implement SEO best practices across content and code
• Monitor key SEO metrics (traffic, rankings, click-through rates) and adjust strategies based on data
• Stay current with algorithm updates and SEO trends to maintain a competitive edge
   

What You’ll Need:
 

• Proven experience managing SEO for IT, SaaS, or B2B companies
• Demonstrated success in the US and/or Canadian markets—experience with other regions is not relevant for this role
• Strong knowledge of on-page, off-page, and technical SEO
• Familiarity with tools like Google Search Console, Ahrefs, SEMrush, Screaming Frog, GA4
• Excellent understanding of keyword intent, content optimization, and site architecture
• Solid grasp of HTML/CSS basics and how websites are structured for SEO performance
• Strong analytical mindset with the ability to draw insights from data and present actionable recommendations

• Fluent English (B2/C1+) with strong written communication skills
   

  What We Offer:
   

• Working hours aligned with US time zones, typically 16:00–00:00 Kyiv time.
• English lessons to support clear and confident communication.
• Paid vacation and sick days.
• Fully remote work.
• Opportunities for professional growth within the team.

• Structured, personalized onboarding to help you ramp up effectively.
  
  Hiring stages: Recruiter screening → Final culture fit interview.
   

  Apply with your resume and a short note outlining your relevant experience. You can also submit it through our website at comeback.ua. Selected candidates will be contacted by Come Back Agency.

About the Role

We are expanding our team and looking for a PHP Developer to join our RnD department. You will work on developing and maintaining internal products, including CRM systems, CMS, marketing tools, and backend services that support multiple business units.
This is an excellent opportunity to work on high-load systems, modern microservice architecture, and large-scale data processing while collaborating with experienced engineers across multiple teams.

Who We Are

Our RnD department is a key driver of innovation in the company, consisting of multiple teams that develop CRM systems, marketing tools, CMS, payment solutions, and internal platforms. We focus on automation, scalability, and performance, building systems that support business growth across multiple products and regions.

Why Join Us?

• You'll work on high-load backend systems that process large volumes of data.
• You'll participate in designing new services and improving existing architecture.
• We use modern technologies, microservices, queues, and cloud infrastructure.
• You'll collaborate closely with architects, DevOps engineers, frontend developers, QA engineers, PMs, and Business Analysts.
• We encourage knowledge sharing, code reviews, and continuous technical improvement.
• You'll have opportunities for professional growth while working on complex engineering challenges.

Requirements
 

Must-Have:

• 2+ years of commercial experience with PHP 7+.
• Strong knowledge of MySQL and PostgreSQL.
• Experience developing REST APIs.
• Experience working with queue systems such as Redis, Beanstalkd, RabbitMQ, or similar.
• Experience with Gitlab/Github.
• Understanding of OOP principles, SOLID, and common design patterns.

Nice-to-Have:

• Commercial experience with Phalcon/Spiral.
• Experience with Kafka or other event streaming platforms.
• Experience with Docker and containerized environments.
• Basic knowledge of Kubernetes.
• Experience working with Elasticsearch or MongoDB.
• Understanding of microservice architecture.
• Experience with CI/CD pipelines.
• Experience working with high-load applications.
• Experience configuring web servers (Nginx).

Responsibilities

• Develop and maintain backend applications and microservices.
• Design, develop, and support REST APIs.
• Work with large datasets and optimize application performance.
• Refactor and improve existing codebase.
• Integrate internal and third-party services.
• Participate in architecture discussions and technical planning.
• Collaborate closely with frontend developers, QA engineers, DevOps, architects, and PMs.
• Participate in code reviews and follow established development standards.

Benefits

• 18 business days of paid vacation + public holidays compensation.
• Insurance Fund of the company.
• Partial coverage of professional courses.
• Coverage of sick leaves, sports activities, and English language courses.

We are a Ukrainian Defense Tech company building next-generation autonomous ground systems. Our team combines expertise in Robotics, AI, embedded systems, and autonomous navigation, including engineers with experience from global technology and DeepTech companies.

We are looking for an experienced Robotics Software Engineer to join the development of a new autonomous platform currently progressing through intensive R&D and real-world testing.

What you'll do

• Develop software for autonomous robotic systems operating in challenging environments
• Design and improve perception, localization, mapping, and navigation capabilities
• Build reliable real-time software running on edge computing platforms
• Integrate sensors, cameras, and hardware components into autonomous systems
• Work across the full development cycle, from simulation and prototyping to field deployment
• Analyze system performance and improve reliability during real-world testing
• Collaborate on system architecture and technical decision-making
   

What we're looking for

• Strong Python and/or C++ development skills
• Experience building software for robotics, autonomous systems, drones, vehicles, or embedded platforms
• Familiarity with ROS/ROS2 or similar robotics frameworks
• Experience with sensors, cameras, localization, mapping, or navigation systems
• Understanding of real-time software and deployment on edge hardware
• Comfortable debugging complex systems that interact with physical hardware
• Linux development experience

Valuable experience

• Computer vision and image processing
• SLAM, localization, sensor fusion, or state estimation
• Autonomous navigation and path planning
• Jetson, embedded GPU platforms, or edge AI deployment
• UAV, UGV, mobile robotics, or autonomous vehicle projects
• Simulation environments such as Gazebo, AirSim, Isaac Sim, or Webots
• Machine learning, object detection, or perception systems
   

What we offer

• Work on real-world autonomous systems with immediate impact
• Significant ownership and influence on technical decisions
• Fast-moving R&D environment with minimal bureaucracy
• Collaboration with a highly experienced engineering team
• Remote, hybrid, or office-based work options
• Office in central Kyiv

In Competera, we are building a place where optimal pricing decisions can be made easily. We believe that AI technologies will soon drive all challenging decisions and are capable of helping humans be better.
We are now looking for an Integration Engineer to make the Integration process at Competera clear, consistent, and repeatable.

You could be a perfect match for the position if
You want to:

• Organize technical integration between Competera Pricing Platform and customers;
• Communicate with customers’ IT and commercial teams in their business hours;
• Supervise integration partners (contractors) and assist them with ETL creation and support;
• Maintain data validation (analyze, validate, troubleshoot data issues) and suggest options for process improvement and automation.

You have:

• SQL (mid +);
• Upper-intermediate level of English;
• Transformation from business request to technical requirements;
• Presentation and business communications skills Critical thinking, problem-solving, Quick learner;

• Ability to work under minimal guidance;

  Requirements (extra):

• Basic Core Python, Airflow;
• Experience with retail, enterprise customers.

You’re gonna love it, and here’s why:

• Rich innovative software stack, freedom to choose the best suitable technologies;
• Remote-first ideology: freedom to operate from the home office or any suitable coworking;
• Flexible working hours (we start from 8 to 11 am) and no time tracking systems on;
• Regular performance and compensation reviews;
• Recurrent 1-1s and measurable OKRs;
• In-depth onboarding with a clear success track;
• Competera covers 70% of your training/course fee;
• 20 vacation days, 15 days off, and up to one week of paid Christmas holidays;
• 20 business days of sick leave;
• Partial medical insurance coverage.

Drive innovations with us. Be a Competerian.

About Archysoft

Archysoft is a software development company with over 10 years of experience delivering solutions to clients across the United States and Western Europe.

We are looking for a Senior Android Developer to maintain and further develop a mature native application for managing Bluetooth-enabled devices. The product also includes encrypted chats, audio and video calls, media integrations, and a Wear OS companion application.

The role requires an independent engineer comfortable working with a large production codebase, complex Bluetooth functionality, and a reactive technology stack.

In this role, you will:

• Maintain and further develop the native Android application;
• Investigate production issues using Firebase Crashlytics;
• Implement new features and support new Android versions and devices;
• Work with a custom Bluetooth Low Energy protocol stack across several generations of devices;
• Improve BLE connection stability, background operation, and foreground services;
• Support DFU/OTA firmware updates;
• Maintain WebRTC calls, real-time chats, encrypted data storage, and the Wear OS application;
• Support Media3/ExoPlayer and Spotify integrations;
• Manage releases through Google Play, Firebase App Distribution, and alternative channels;
• Update dependencies, improve legacy code, reduce technical debt, and introduce unit tests;

• Participate in code reviews and collaborate with development and QA teams.

   

Required experience and skills

• 5+ years of commercial Android development experience;
• Expert knowledge of Kotlin and the ability to read and modify Java code;
• Strong commercial experience with RxJava 3, RxAndroid, and RxKotlin;
• Strong knowledge of the classic Android View system: XML, ViewBinding, and custom views;
• Practical BLE experience, including GATT, services, characteristics, background restrictions, and connection stability;
• Experience with Hilt or Dagger 2;
• Experience with Room and Android Navigation Component;
• Experience maintaining large multi-module Gradle projects;
• Understanding of build variants, product flavors, and complex build configurations;
• Experience with the full Google Play release lifecycle;
• Experience maintaining and debugging production applications;
• Ability to work independently;

• English level B2 or higher.

   

As a plus

• RxAndroidBle and OTA/DFU experience;
• WebRTC and audio-routing experience;
• Wear OS and Jetpack Compose experience;
• Experience with end-to-end encryption, Olm/Matrix, or SQLCipher;
• Media3, ExoPlayer, or MediaSession experience;
• GitLab CI and fastlane;

• Experience distributing applications outside Google Play or supporting the Chinese market.

   

Technology stack

Kotlin, Java, RxJava 3, XML, ViewBinding, MVVM, LiveData, Hilt/Dagger 2, Retrofit, OkHttp, Room, SQLCipher, RxAndroidBle, WebRTC, Media3, ExoPlayer, Firebase, Gradle, GitLab CI, fastlane, Wear OS.

What we offer

• Fully remote, full-time cooperation;
• A long-term product with an established user base;
• Work with technically complex mobile functionality;
• Professional development plan and regular feedback;
• Compensation for approved courses and certifications;
• 20 paid working days per year for vacation and sick leave;

• Salary reviews based on performance and professional growth.

   

Interview process

• Introductory interview with a recruiter;
• Technical interview;
• Final interview with the client or project representative.

B2B Sales Manager (US Market) — Remote

Do you enjoy phone negotiations, aren’t afraid of cold outreach, and want your income tied to results rather than a ceiling? Then keep reading.

Binotel is a SaaS company with 15 years of experience in business communications. We’re expanding into the US market and looking for a Sales Manager to own deals from first contact to signed contract.

What to know upfront

• You’ll sell to US-based businesses — all calls and negotiations in English with native speakers (C1+ required).
• Schedule: 3:00 PM–12:00 AM Kyiv time (aligned with the US business day).
• Fully remote.

What you’ll do

• Own the full sales cycle: discovery call → demo → objection handling → close.
• Conduct discovery calls and online meetings with US-based businesses.
• Match prospects from our product suite (Cloud PBX, Call Tracking, CRM, Online Chat, and business automation tools) to the problems they actually need solved.
• Build long-term relationships with decision-makers.
• Keep deals updated in CRM and maintain an accurate forecast.
• Hit monthly targets and KPIs.

What we’re looking for

• 1+ year in B2B sales, ideally SaaS or telecom.
• Experience with outbound / cold outreach.
• English C1+, confident on calls and in negotiation.
• Numbers-driven mindset, not process-driven.

What we offer

• 💻 Fully remote work
• 🕒 Working hours: 3:00 PM–12:00 AM (Kyiv time)
• 💰 Competitive fixed salary + uncapped commission
• 📈 Clear career growth to Senior Sales Manager and Team Lead
• 🎓 Structured onboarding and support from an experienced team
• 🚀 Established SaaS product with international expansion

About Archysoft

Archysoft is a software development company with over 10 years of experience delivering solutions to clients across the United States and Western Europe.

We are looking for a Senior iOS Developer to maintain and further develop a mature native iOS application for managing Bluetooth-enabled devices. The product also includes encrypted chats, audio and video calls, media functionality, and a companion Apple Watch application.

The project has been actively developed since 2018 and includes a large Swift codebase, multiple application targets, regional builds, and integrations with physical devices.

In this role, you will:

• Maintain and further develop the native iOS application;
• Investigate production issues and crashes;
• Implement new features and support new iOS versions and devices;
• Work with Bluetooth Low Energy, custom device protocols, background connections, and OTA firmware updates;
• Maintain WebRTC calls, CallKit integration, encrypted chats, and secure local storage;
• Support the Apple Watch application and background audio functionality;
• Manage TestFlight and App Store releases;
• Maintain multiple application targets and regional configurations;
• Update dependencies and gradually improve legacy code;

• Participate in code reviews and collaborate with development and QA teams.

   

Required experience and skills

• 5+ years of commercial iOS development experience;
• Expert knowledge of Swift;
• Strong commercial experience with UIKit, Storyboards, XIB, Auto Layout, and custom views;
• Strong experience with RxSwift, RxCocoa, and reactive programming;
• Practical experience with CoreBluetooth and BLE, including GATT, background modes, and connection stability;
• Ability to read and modify Objective-C code;
• Experience with local databases, Keychain, and sensitive or encrypted data;
• Strong knowledge of Swift Package Manager;
• Experience maintaining large multi-target Xcode projects;
• Experience with fastlane, TestFlight, and App Store releases;
• Strong production debugging skills;
• Ability to work independently;

• English level B2 or higher.

   

As a plus

• Experience with RxBluetoothKit and OTA/DFU firmware updates;
• WebRTC and CallKit experience;
• Apple Watch or watchOS development experience;
• Experience with end-to-end encryption technologies such as Olm or Matrix;
• Experience with Realm and encrypted local storage;
• GitLab CI, fastlane Match, and self-hosted macOS runners;

• Experience supporting applications for the Chinese market.

   

Technology stack

Swift, Objective-C, UIKit, MVVM, RxSwift, RxCocoa, Moya, Alamofire, CoreBluetooth, RxBluetoothKit, Realm, WebRTC, CallKit, Firebase, SPM, GitLab CI, fastlane, watchOS.

What we offer

• Fully remote, full-time cooperation;
• A long-term product with an established user base;
• Work with complex native mobile functionality and physical devices;
• Professional development plan and regular feedback;
• Compensation for approved courses and certifications;
• 20 paid working days per year for vacation and sick leave;

• Salary reviews based on performance and professional growth.

   

Interview process

• Introductory interview with a recruiter;
• Technical interview;
• Final interview with the client or project representative.

Core Responsibilities
* Launching and managing advertising campaigns across multiple traffic sources (Meta/Facebook Ads, Google UAC, Unity Ads, Moloco, Taboola and other native ad networks).
* Daily campaign optimization to achieve target KPIs (ROI, CPA, EPC, uEPC, CR, LTV).
* Performance analysis and decision-making based on data.
* Creating testing plans and running A/B tests for creatives, audiences, placements and bidding strategies.
* Finding profitable combinations of GEO / Offer / Creative / Audience / Traffic Source.
* Scaling profitable campaigns while maintaining target profitability.
* Monitoring traffic quality and compliance with platform and partner requirements.
* Preparing daily/weekly reports.
* Following internal processes, security policies and confidentiality requirements.
⸻
Requirements
* 2+ years of experience as a Media Buyer / User Acquisition Manager.
* Experience with one or more traffic sources:
   * Meta (Facebook) Ads
   * Google UAC
   * Unity Ads
   * Moloco
   * Taboola
   * Other Native Ad Networks
* Strong understanding of performance marketing metrics:
   * ROI
   * CPA
   * EPC
   * uEPC
   * CTR
   * CR
   * CPC
   * CPI
   * LTV
* Experience launching and scaling mobile applications and link.
* Strong analytical skills and data-driven decision making.
* Experience with tracking platforms (Keitaro).
* Experience with A/B testing.
* Ability to evaluate and improve creative performance.
* Self-driven, responsible and result-oriented.
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Nice to Have
* Experience in Dating vertical.
* Experience with Android/iOS apps.
* Experience with affiliate marketing.
* Experience working with white/black lists.
* Experience with automated bidding strategies.