Freelance Lead Mobile Developer Job at Valtech

Freelance Lead Mobile Developer

This is a freelance position: Expected project duration is from April 1st until ...

Location

Portugal

Salary:

Not provided

Valtech

Expiration Date

Until further notice

Requirements

Deep understanding & practical experience working with Kotlin Multiplatform
Experience with native login components like authorization, biometrics, Face ID
Experience with native IOs and/or Android
Experience with Jetpack Compose
Experience with embedding web components

Job Responsibility

Work on a new cross-platform application as part of an international team
Dedicate attention to login and authorization (Biometrics, Face ID etc.) components
Leverage modern mobile technologies like Kotlin Multiplatform, Jetpack Compose, Koin, Gradle, Coroutines Kotlin, Flow Coroutines etc.
Be involved into some native aspects of iOS and Android
Provide clear estimates for the identified deliverables and set the direction for the solution

Fulltime

Freelance Lead Mobile Developer

This is a freelance position: Expected project duration is from April 1st until ...

Location

North Macedonia

Salary:

Not provided

Valtech

Expiration Date

Until further notice

Requirements

Deep understanding & practical experience working with Kotlin Multiplatform
Experience with native login components like authorization, biometrics, Face ID
Experience with native IOs and/or Android
Experience with Jetpack Compose
Experience with embedding web components

Job Responsibility

Work on a new cross-platform application
Dedicate attention to login and authorization (Biometrics, Face ID etc.) components
Leverage modern mobile technologies like Kotlin Multiplatform, Jetpack Compose, Koin, Gradle, Coroutines Kotlin, Flow Coroutines etc.
Be involved into some native aspects of iOS and Android
Provide clear estimates for the identified deliverables and set the direction for the solution

What we offer

Growth opportunities
A values-driven culture
International careers
The chance to shape the future of experience
An environment designed for continuous learning, meaningful impact, and professional growth
A workplace culture that fosters creativity, diversity and autonomy
A borderless, global framework, which enables seamless collaboration

Fulltime

Freelance Lead Mobile Developer

This is a freelance position: Expected project duration is from April 1st until ...

Location

Poland

Salary:

Not provided

Valtech

Expiration Date

Until further notice

Requirements

Deep understanding & practical experience working with Kotlin Multiplatform
Experience with native login components like authorization, biometrics, Face ID
Experience with native IOs and/or Android
Experience with Jetpack Compose
Experience with embedding web components

Job Responsibility

As part of an international team, work on a new cross-platform application
Besides other application related tasks, dedicate attention to login and authorization (Biometrics, Face ID etc.) components in particular
Leverage modern mobile technologies like Kotlin Multiplatform, Jetpack Compose, Koin, Gradle, Coroutines Kotlin, Flow Coroutines etc.
Be involved into some native aspects of iOS and Android
Provide clear estimates for the identified deliverables and set the direction for the solution

Fulltime

Freelance Lead Mobile Developer (Kotlin Multiplatform)

We are looking for a Kotlin Multiplatform Developer with experience in both iOS ...

Location

Kosovo

Salary:

Not provided

Valtech

Expiration Date

Until further notice

Requirements

Deep understanding & practical experience working with Kotlin Multiplatform
Experience with native login components like authorization, biometrics, Face ID
Experience with native IOs and/or Android
Experience with Jetpack Compose
Experience with embedding web components

Job Responsibility

Work on a new cross-platform application
Dedicate attention to login and authorization (Biometrics, Face ID etc.) components in particular
Leverage modern mobile technologies like Kotlin Multiplatform, Jetpack Compose, Koin, Gradle, Coroutines Kotlin, Flow Coroutines etc.
Be involved into some native aspects of iOS and Android
Provide clear estimates for the identified deliverables and set the direction for the solution

Fulltime

Lead iOS (Swift) Engineer

An AI-driven revenue intelligence solution designed for hybrid sales teams, help...

Location

Ukraine

Salary:

Not provided

StartupSoft

Expiration Date

Until further notice

Requirements

Expert Swift and strong iOS fundamentals
production experience with SwiftUI
Proven track record in shipping and maintaining production mobile apps at scale (lead/principal/founding caliber)
Strong capability in iOS architecture (end-to-end thinking, best practices, maintainability)
Hands-on experience with real-time systems on mobile (WebSockets, Streaming/live data processing, Reliability patterns (reconnect strategies, state management, error recovery)
Strong engineering judgment: knows when pragmatism beats perfection without sacrificing quality
Ownership mindset: can execute independently, anticipate edge cases, and raise overall engineering standards
Clear communication, including the ability to explain why decisions are made and document standards
Comfortable leading and mentoring freelancers/developers with clarity and respect
“Leadership without ego” – raises the bar through standards, coaching, and hands-on example

Job Responsibility

Own and elevate the iOS app (take ownership of an existing iOS app in production, used by customers, professionalize the codebase, architecture, and development practices to reach “world-class” quality)
Act as Swift Tech Lead (set the technical direction for iOS: architecture decisions, code quality standards, performance, scalability, and best practices, define and document coding paradigms and structural standards for the mobile codebase)
Reliability and real-time connectivity (make the app resilient and reliable – especially around real-time workflows, WebSocket lifecycle (connect/reconnect, ping/pong, backgrounding, timeouts, streaming/ live data processing, robust error handling and recovery), ensure strong networking and authentication flows, including edge-case handling (e.g., 401/token refresh patterns)
Scale the product (drive the next phase of growth: stability, performance, UX polish, and feature expansion – fast execution with high craftsmanship, build foundations that allow adding engineers later without sacrificing quality)
Lead the mobile team (take over and lead an existing team of freelancers (and/or transition away from them as needed), providing technical guidance, clear direction and code review standard, hands-on leadership and delivery)
Expand to Android in future (iOS is the priority
help lay the groundwork for Android with a coherent mobile strategy, if experienced, contribute to Android/Kotlin direction or enable faster Android ramp-up)
Work closely with Product and CTO (collaborate closely with the product-driven CTO and product team to translate vision into high-quality mobile execution)

What we offer

Global collaboration opportunities
Core team membership
Equity and ownership potential
Premier workspaces
Competitive compensation package
Above average salary, benefits & medical insurance
Cutting-edge technology environment
Impactful project contributions
Collaborative company culture

Fulltime

Business Development Interns

We are looking for fresh talent to join our team.

Location

Salary:

Not provided

RV Technologies Softwares Pvt. Ltd.

Expiration Date

Until further notice

Requirements

Should have knowledge in Mobile App/Website/Digital marketing
Lead Generation through Freelancing platforms like Upwork, Fiverr, or Social media like Linkedin, Facebook, etc
Must be dynamic and sales-target oriented
Must have good business analytical skills for client project requirements understanding
Should have a knowledge/experience in bidding and proposal posting
Should have knowledge/experience in Social Media Marketing
Should be excellent at communication skills (written and verbal)
Should have a Positive attitude
Should be able to make reports and presentations

Freelance Project Manager

Freelance Project Manager position at Mobile Now Group, a digital products & sol...

Location

China , Shanghai

Salary:

Not provided

Mobile Now Group

Expiration Date

Until further notice

Requirements

Bachelor and/or MS/MA degree or equivalent work experience
Minimum 4 years working experience in leading software company
Minimum 4 years working experience in project management
delivering mobile and/or web solutions
Good experience in managing WeChat mini program projects
Strong communications skills and the ability to work well with cross-functional teams and varying levels of management
Experience in managing and working with 3rd parties throughout the entire project life cycle is preferred
Experience in leading mid-large scale projects is preferred
Technical background of mobile web development
Ability to function effectively in a fast paced environment and manage multiple projects simultaneously

Job Responsibility

Lead software development projects to meet the various internal and external business owner needs
Expert in organising and leading project kickoff, business requirement analysis, design, status, and other project related meetings with crossfunctional teams and project stakeholders at all levels
Develop complex project plans, and manage project schedule and quality with minimal variances
Closely manage throughout the product development life cycle. Identify and track issues, risks, dependencies, efficiencies, and critical path objectives
Comfortable and at ease in managing client stakeholders and articulate enough to manage project delivery and preempt challenges along the way
Provide timely and audience-specific status reports and reporting in support of defined metrics to key stakeholders at all levels, including senior management

Business Development Executive

A business development executive is responsible for researching and pursuing new...

Location

India , Surat

Salary:

Not provided

Bitrix Infotech Pvt Ltd

Expiration Date

Until further notice

Requirements

Experience in online bidding on various portals like Freelance, Upwork, Guru, People Per Hour, etc.
Excellent communication skills in English, having experience dealing with foreign clients
Should preferably be from a technical background (IT Industry)
Knowledge of Popular Web Technologies used in Web Design, Web Application Development, and Mobile UI/UX
Experience - 3 to 5 years
Self-motivated, Result-oriented with Honesty, Innovation at work, Inspire and motivate others

Job Responsibility

Research and pursue new business leads to the growth of the business
Active coordination across teams
Work on new business proposals and presentations which are a persuasive representation of an organization's products/services
Build contacts with potential clients to create new business opportunities
Support in writing new business proposals
Lead generation, searching for a new market strategy, and making agents in foreign countries
Writing Proposals/Costing/Negotiations/preparing project schedules, reviewing and checking procedures and documentation, and preparing the release package

Fulltime

Freelance Lead Mobile Developer

Valtech

Location:
Bulgaria

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
March 04, 2026

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Freelance Lead Mobile Developer

Valtech

Location:Bulgaria

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Contract Type:Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:March 04, 2026

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Location:
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Contract Type:
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Job Posted:
March 04, 2026