The talk I have delivered at the Webinar organized by HelloWorldHub which was aimed at helping and guiding participants towards the right career path.

1. HOW TO CHOOSE
PROGRAMMING
LANGUAGE AND RIGHT
TECHNOLOGY

2. Hello!
I am Dhanushka.
Software Engineer | Full-Stack | Lead at Facebook
Developer Circle: Colombo
2

3. PROGRAMMING LANGUAGE
How to choose

4. PROGRAMMING LANGUAGE
On Glassdoor’s list of top jobs for 2020,
careers requiring coding skills are well-
represented.
4

5. PROGRAMMING LANGUAGE
Front-end engineer is their #1 best job, Java
developer is #2, software engineer is #7, etc.
Full-stack engineering has seen 35% hiring
growth every year since 2015.
5

6. HTML and CSS are the easiest languages to
start with if you’re new to coding.
6

7. Python is the fastest-growing language and
second most popular on GitHub.
7

8. JavaScript is the most commonly used
programming language and first most popular
on GitHub.
8

9. Go is highly in demand, but low in supply;
only 7% of developers work with it often.
9

10. Scala, Ruby, Typescript, Rust and Kotlin are
also some top in-demand skills with
comparatively low developer familiarity.
10

11. Start working with...
◦ Master one object-oriented Language and
one functional programming Language.
◦ All the programming languages are same
except the additional features each
language holds.
11

12. Start working with...
◦ How to execute
◦ Declaration and Initialization of Variables
◦ How to write Hello world type program
◦ Conditional Programming (If-else)
◦ How to work with loops
◦ How to handle errors
12

13. Choosing a programming language
◦ The environment (and the way) of
executing
◦ Vendors and the Platform
◦ Ecosystem and Community
◦ The demand and industry trends
◦ Connections with other languages and
ecosystems
◦ The vision of the language
13

14. TECHNOLOGY
How to choose

15. Machine Learning
15

16. Machine Learning
16
According to McKinsey, 49% of companies
are currently exploring or planning to use
machine learning.
Over 12,000 open positions listed on
LinkedIn alone.

17. Machine Learning
17
Indeed’s #1 best job in America for 2019.
$138K+ (Machine Learning Engineer)

18. Artificial Intelligence
18
Hiring growth for AI specialists has grown
74% annually in the past 4 years.
AI specialists earned LinkedIn’s #1 emerging
jobs spot.

19. Artificial Intelligence
19
$122K+ average across various AI careers

20. Front-end Frameworks
20

21. Front-end Frameworks
21

22. Front-end Frameworks
22
$76K/yr for Front-end Engineers
$105K/yr for Full-stack Engineers

23. The Mixed Reality
23
According to Hired’s 2019 State of Software
Engineers report, demand for AR and VR
engineers surged by an incredible 1,400%.

24. The Mixed Reality
24
$75K for VR and $80K for AR
According to Statista, the market size was
around $6.1 billion in 2016 but is expected to
reach $215 billion by 2021.

25. Data Science & Analytics
25
84% of enterprises have launched advanced
analytics and Big Data initiatives.

26. Data Science & Analytics
26
The third-best job in America, according to
Glassdoor's annual Best Jobs in America
report.
$60K for data analysts
$91K for data scientists

27. Data Engineering
27
Since 2015, the hiring growth rate of this
technology job has increased by nearly 35%
across a wide variety of industries.

28. Network and Information
Security (Cybersecurity)
28

29. Network and Information
Security (Cybersecurity)
29
The number of data breaches increased by
50% in 2019.
The company demand for security engineers
has increased by 132%.

30. Network and Information
Security (Cybersecurity)
30
$99K/yr
6 of the 15 top-paying IT certifications are
focused on security.
expected to reach 3.5 million unfilled jobs by
2022

31. Blockchain
31
According to Gartner, the business value of
blockchain will be $3.1 trillion in by 2030.
Between late 2017-late 2018, demand for
blockchain engineers increased by 400%.
between $150K and $175K

32. Cloud Computing
32
According to Gartner, the market for public
cloud services is projected to grow by 17% in
2020 to total $266.4 billion.
$146K for cloud computing professionals

33. Internet of Things (IoT)
33
IoT is poised to be the next tech jobs boom
Total economic impact of up to $11 trillion by
2025.

34. Internet of Things (IoT)
34
According to a 2016 poll, 94% of businesses
were investing in initiatives to prepare for
the IoT.
$101K for professionals with an IoT specialty

35. UI/UX
35
87% of managers surveyed by Adobe said
hiring more UX designers is the #1 priority
for their organization.
14,000 UX designer jobs in the United States
alone (and 24,000 in Europe).

36. UI/UX
36

37. Mobile Development
37
The global app economy is predicted to be
worth $6.3 trillion by 2021, up from $1.3
trillion in 2016.
There are over 49,000 mobile developer jobs
posted on Glassdoor.

38. Mobile Development
38
$96K+ (with starting salaries as high as $75K)

39. Database
39
◦ MySQL
◦ PostgreSQL
◦ MongoDB
◦ Redis
Employment of database administrators is
projected to grow 9 percent from 2018 to
2028, faster than the average for all
occupations.

40. Database
40
$93K/yr for Database Administrator
$142K/yr Database Engineer

41. RIGHT

42. 42
What is Right? - Career
◦ Learning Curve
◦ Certifications
◦ Job Opportunities
◦ Salary
◦ Community

43. 43
What is Right? - Business
◦ Analyze your business needs
◦ Choose Technology that grows with
your business
◦ Always think in terms of need
◦ Have a backup plan

44. 44
What is Right? - Business
◦ Have a backup plan
◦ Don’t Forget Training
◦ Learning curve

45. 45
Thanks!
Any questions?
You can find me at:
dhanushkach
_dhanushkac
dhanushkac
dhanushkac
blog.dhanushka.dev
Stay Safe!!