Find the best mainframe developing jobs
Freelance mainframe developing gigs for everybody, from a beginner to an expert
6 years
assisting you with
your Tasks10 200
Tasks are posted on our
website every month$1 500
ambitious Freelancers
earn per month27 seconds
is the average frequency
for a new Task to appear
6 years
of our freelance platform
10 200
Tasks are posted on our website every month
$1 500
ambitious Freelancers earn per month
27 seconds
is the average frequency for a new Task to appear
How to start earning on Insolvo
- 1MoneyMoneyWith Insolvo, you may work for yourself and earn a consistent income.
- 2Free TimeFree TimeYou are no longer required to have a regular schedule. Create your own.
- 3Free choiceFree choiceYou decide what Tasks to apply for.
Why are we better than the others?
Payment guarantee
Your fee is locked in once you're chosen. Just complete the task to get paid.
Payment only after confirmation
AI freelance solutions
Our AI fairly considers everyone. Newcomers get a shot too!
AI selects the best Tasks
Tasks for All
Our AI finds the perfect tasks for you, whether you're a pro or just starting out.
Interesting Tasks for both beginners and professionals
Why freelancers choose Insolvo
- Secure payments guaranteedEvery task on Insolvo is backed by a secure payment system — you get paid on time, every time
- New tasks 24/7Thousands of tasks are posted daily — pick what fits your schedule and skills, anytime
- Projects for every skillFrom quick gigs to long-term contracts — choose what suits you. There's work for every level and niche
Task examples for mainframe developing
I need you to optimize mainframe applications to enhance performance
100Create a comprehensive plan to optimize mainframe applications, focusing on enhancing their performance. Analyze current systems, identify bottlenecks, and propose efficient solutions. Implement performance tuning techniques such as data compression, resource allocation, and query optimization. Monitor and measure performance improvements to ensure maximum efficiency. Document the optimization process and provide recommendations for future enhancements.
What skills are essential for Insolvo mainframe developing experts?
Insolvo mainframe developing experts need a strong understanding of mainframe architecture, programming languages such as COBOL and JCL, and the ability to troubleshoot and debug complex mainframe systems. They should also have experience with mainframe development tools and utilities, such as CICS and IMS. Additionally, knowledge of database concepts, specifically DB2, is crucial. Strong problem-solving and analytical skills are essential, as mainframe development often requires identifying and fixing complex technical issues. Finally, communication and collaboration skills are important for working in teams and effectively communicating with clients and stakeholders.
What tasks and opportunities are available for mainframe developing experts on Insolvo?
Insolvo, being a leading global freelance platform, offers a myriad of tasks and opportunities for mainframe developing experts. Mainframe developers possess highly sought-after skills in today's digital landscape, and fortunately, Insolvo recognizes this value.
On Insolvo, mainframe developing experts can find diverse assignments that enhance their professional growth and keep them engaged. They can take on tasks such as mainframe programming, system maintenance, debugging, and performance optimization. These opportunities allow them to work on challenging projects that push their boundaries and expand their knowledge base.
Moreover, by joining Insolvo, mainframe developers can explore a wide range of industries and sectors that require their expertise. They can collaborate with clients from banking, healthcare, logistics, and more. This variety of tasks enables them to build a versatile portfolio and stay up-to-date with industry trends.
Insolvo understands the importance of continuous learning and professional development. Thus, they provide resources and facilities for mainframe developers to enhance their skills. Online training programs, webinars, and workshops are just a few examples of the opportunities available. By taking advantage of these resources, mainframe developers can stay ahead of the curve and deliver exceptional results to their clients.
In conclusion, Insolvo offers a wealth of tasks and opportunities for mainframe developing experts. By joining this freelance platform, these professionals can showcase their skills, work on diverse projects, and continuously grow as professionals. Insolvo provides the perfect environment for mainframe developers to thrive and make a significant impact in their field. So, why wait? Start your journey on Insolvo today and unlock endless possibilities!
What are the best freelance sites for mainframe developing?
How can I find the top mainframe developing jobs?
How can I become a mainframe developer?
User reviews
Insolvo is new to me, easy to register, plenty of tasks posted every day, friendly interface. It is easy to apply for the task, communicate with the buyer before taking on the work to clarify all the details and evaluate if the task is right for you. So far I am happy, and will be monitoring this platform daily.
Insolvo is a great freelance platform, especially if you're starting off as a new freelancer. I've been on Insolvo for a month now, and I'm pleased with the experience. The tasks range from graphic design to website development. As far as I know, the payment system seems secure. I haven't seen any spam posts, so that has been a relief. I'm looking forward to getting more tasks.
As a freelancer and member of Insolvo online freelance platform I can say all the best for this company, easy and very interesting tasks for everyone, excellent communication and mechanism for sending and accepting tasks. Tasks are from so wide fields: from simple to the most complex. Very interesting and potential company for freelancing.
I've been freelancing with Insolvo for around a month now. And it's been an overall positive experience. So as a beginner I was able to get my first client within the first three days of signing up for Insolvo, which is really helpful as I didn't have to spend days searching for clients and talking to people. It's also really nice that Insolvo has a good support team.
Among the many things I loved about Insolvo - you get to see a lot of different types of tasks: from translating to proofreading - basically anything. … If you're looking to make some money I'll definitely recommend Insolvo.
I’ve been working on Insolvo for several months now. What I like about Insolvo the most is its interface. It's very simple to use. Their chat system is also great. So you don't have to talk with your buyers elsewhere. I found many tasks I was able to do. So I encourage you to join Insolvo and I think it's the best choice you can make if you want to start freelancing.
I have used Insolvo for my leisure project and after one experience, I need to say that working with the freelancers was much faster, much more engaging and, to be honest, much more fun than I would have ever expected. They were very professional and customer-oriented. It was a real pleasure to work with the freelancers.
I have been using Insolvo for quite a while now. I'm using it for business tasks as well as for pleasure tasks. I have to say that I'm more than happy with the final outcome. The website is user-friendly and highly secure. Highly recommended!
Thank you Insolvo for your editorial services! They are affordable, professional, and prompt.
Dear Insolvo! We want to send a special thank you from our company to yours. Particularly when we had an event coming up within 2 weeks and we had less than two days to produce a 30-second promo commercial. So thank you, we love doing business with you!
For a start, we needed to find some images and other data about certain locations, a couple of hundred of them. And Insolvo made that process so incredibly easy. You just create a job and find a candidate within 20 minutes. You have reviews to see whether the candidate has done a good job in the past. So overall, we were very pleased, it just saved us lots of time. Great service!
